Merging upstream version 2.4.59.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 6391 insertions, 4850 deletions

diff --git a/configure b/configure
index 6eb60fd..0b955f8 100755
--- a/configure
+++ b/configure
@@ -1,9 +1,10 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69.
+# Generated by GNU Autoconf 2.72.
 #
 #
-# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+# Copyright (C) 1992-1996, 1998-2017, 2020-2023 Free Software Foundation,
+# Inc.
 #
 #
 # This configure script is free software; the Free Software Foundation
@@ -14,63 +15,65 @@
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
-  case `(set -o) 2>/dev/null` in #(
+else case e in #(
+  e) case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
   *) :
      ;;
+esac ;;
 esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -79,13 +82,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -94,43 +90,27 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
      ;;
 esac
-# We did not find ourselves, most probably we were run as `sh COMMAND'
+# We did not find ourselves, most probably we were run as 'sh COMMAND'
 # in which case we are not to be found in the path.
 if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 # Use a proper internal environment variable to ensure we don't fall
   # into an infinite loop, continuously re-executing ourselves.
@@ -151,26 +131,28 @@ case $- in # ((((
 esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-as_fn_exit 255
+# out after a failed 'exec'.
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
+exit 255
   fi
   # We don't want this to propagate to other subprocesses.
           { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
-  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
+  as_bourne_compatible="if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '\${1+\"\$@\"}'='\"\$@\"'
   setopt NO_GLOB_SUBST
-else
-  case \`(set -o) 2>/dev/null\` in #(
+else case e in #(
+  e) case \`(set -o) 2>/dev/null\` in #(
   *posix*) :
     set -o posix ;; #(
   *) :
      ;;
+esac ;;
 esac
 fi
 "
@@ -185,42 +167,55 @@ as_fn_success || { exitcode=1; echo as_fn_success failed.; }
 as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
 as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
 as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
-if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
+if ( set x; as_fn_ret_success y && test x = \"\$1\" )
+then :
 
-else
-  exitcode=1; echo positional parameters were not saved.
+else case e in #(
+  e) exitcode=1; echo positional parameters were not saved. ;;
+esac
 fi
 test x\$exitcode = x0 || exit 1
+blah=\$(echo \$(echo blah))
+test x\"\$blah\" = xblah || exit 1
 test -x / || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
   eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
   test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
 test \$(( 1 + 1 )) = 2 || exit 1"
-  if (eval "$as_required") 2>/dev/null; then :
+  if (eval "$as_required") 2>/dev/null
+then :
   as_have_required=yes
-else
-  as_have_required=no
+else case e in #(
+  e) as_have_required=no ;;
+esac
 fi
-  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null
+then :
 
-else
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+else case e in #(
+  e) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 as_found=false
 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
   as_found=:
   case $as_dir in #(
 	 /*)
 	   for as_base in sh bash ksh sh5; do
 	     # Try only shells that exist, to save several forks.
-	     as_shell=$as_dir/$as_base
+	     as_shell=$as_dir$as_base
 	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
-		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		    as_run=a "$as_shell" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
   CONFIG_SHELL=$as_shell as_have_required=yes
-		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		   if as_run=a "$as_shell" -c "$as_bourne_compatible""$as_suggested" 2>/dev/null
+then :
   break 2
 fi
 fi
@@ -228,14 +223,22 @@ fi
        esac
   as_found=false
 done
-$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
-	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
-  CONFIG_SHELL=$SHELL as_have_required=yes
-fi; }
 IFS=$as_save_IFS
+if $as_found
+then :
+
+else case e in #(
+  e) if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      as_run=a "$SHELL" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi ;;
+esac
+fi
 
 
-      if test "x$CONFIG_SHELL" != x; then :
+      if test "x$CONFIG_SHELL" != x
+then :
   export CONFIG_SHELL
              # We cannot yet assume a decent shell, so we have to provide a
 # neutralization value for shells without unset; and this also
@@ -252,25 +255,27 @@ case $- in # ((((
 esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+# out after a failed 'exec'.
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
 fi
 
-    if test x$as_have_required = xno; then :
-  $as_echo "$0: This script requires a shell more modern than all"
-  $as_echo "$0: the shells that I found on your system."
-  if test x${ZSH_VERSION+set} = xset ; then
-    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
-    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+    if test x$as_have_required = xno
+then :
+  printf "%s\n" "$0: This script requires a shell more modern than all"
+  printf "%s\n" "$0: the shells that I found on your system."
+  if test ${ZSH_VERSION+y} ; then
+    printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later."
   else
-    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
+    printf "%s\n" "$0: Please tell bug-autoconf@gnu.org about your system,
 $0: including any error possibly output before this
 $0: message. Then install a modern shell, or manually run
 $0: the script under such a shell if you do have one."
   fi
   exit 1
-fi
+fi ;;
+esac
 fi
 fi
 SHELL=${CONFIG_SHELL-/bin/sh}
@@ -291,6 +296,7 @@ as_fn_unset ()
 }
 as_unset=as_fn_unset
 
+
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -322,7 +328,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -331,7 +337,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -370,16 +376,18 @@ as_fn_executable_p ()
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
-  as_fn_append ()
+else case e in #(
+  e) as_fn_append ()
   {
     eval $1=\$$1\$2
-  }
+  } ;;
+esac
 fi # as_fn_append
 
 # as_fn_arith ARG...
@@ -387,16 +395,18 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
-  as_fn_arith ()
+else case e in #(
+  e) as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
-  }
+  } ;;
+esac
 fi # as_fn_arith
 
 
@@ -410,9 +420,9 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -439,7 +449,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -472,6 +482,8 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
     /[$]LINENO/=
   ' <$as_myself |
     sed '
+      t clear
+      :clear
       s/[$]LINENO.*/&-/
       t lineno
       b
@@ -483,7 +495,7 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+    { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
   # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
   # already done that, so ensure we don't try to do so again and fall
@@ -497,6 +509,10 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
   exit
 }
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -510,6 +526,12 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -521,9 +543,9 @@ if (echo >conf$$.file) 2>/dev/null; then
   if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
     # ... but there are two gotchas:
-    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # 1) On MSYS, both 'ln -s file dir' and 'ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; 'ln -s' creates a wrapper executable.
+    # In both cases, we have to default to 'cp -pR'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
       as_ln_s='cp -pR'
   elif ln conf$$.file conf$$ 2>/dev/null; then
@@ -548,10 +570,12 @@ as_test_x='test -x'
 as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
-as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_cpp="y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+as_tr_cpp="eval sed '$as_sed_cpp'" # deprecated
 
 # Sed expression to map a string onto a valid variable name.
-as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_sh="y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
+as_tr_sh="eval sed '$as_sed_sh'" # deprecated
 
 
 test -n "$DJDIR" || exec 7<&0 </dev/null
@@ -575,52 +599,48 @@ MFLAGS=
 MAKEFLAGS=
 
 # Identity of this package.
-PACKAGE_NAME=
-PACKAGE_TARNAME=
-PACKAGE_VERSION=
-PACKAGE_STRING=
-PACKAGE_BUGREPORT=
-PACKAGE_URL=
+PACKAGE_NAME=''
+PACKAGE_TARNAME=''
+PACKAGE_VERSION=''
+PACKAGE_STRING=''
+PACKAGE_BUGREPORT=''
+PACKAGE_URL=''
 
 ac_unique_file="ABOUT_APACHE"
 enable_option_checking=no
 ac_default_prefix=/usr/local/apache2
 # Factoring default headers for most tests.
 ac_includes_default="\
-#include <stdio.h>
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
+#include <stddef.h>
+#ifdef HAVE_STDIO_H
+# include <stdio.h>
 #endif
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-#ifdef STDC_HEADERS
+#ifdef HAVE_STDLIB_H
 # include <stdlib.h>
-# include <stddef.h>
-#else
-# ifdef HAVE_STDLIB_H
-#  include <stdlib.h>
-# endif
 #endif
 #ifdef HAVE_STRING_H
-# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
-#  include <memory.h>
-# endif
 # include <string.h>
 #endif
-#ifdef HAVE_STRINGS_H
-# include <strings.h>
-#endif
 #ifdef HAVE_INTTYPES_H
 # include <inttypes.h>
 #endif
 #ifdef HAVE_STDINT_H
 # include <stdint.h>
 #endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
 #ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif"
 
+ac_header_c_list=
 ac_subst_vars='LTLIBOBJS
 LIBOBJS
 ap_make_delimiter
@@ -950,6 +970,7 @@ infodir
 docdir
 oldincludedir
 includedir
+runstatedir
 localstatedir
 sharedstatedir
 sysconfdir
@@ -1212,6 +1233,7 @@ datadir='${datarootdir}'
 sysconfdir='${prefix}/etc'
 sharedstatedir='${prefix}/com'
 localstatedir='${prefix}/var'
+runstatedir='${localstatedir}/run'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
 docdir='${datarootdir}/doc/${PACKAGE}'
@@ -1241,8 +1263,6 @@ do
   *)    ac_optarg=yes ;;
   esac
 
-  # Accept the important Cygnus configure options, so we can diagnose typos.
-
   case $ac_dashdash$ac_option in
   --)
     ac_dashdash=yes ;;
@@ -1283,9 +1303,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1309,9 +1329,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1464,6 +1484,15 @@ do
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
 
+  -runstatedir | --runstatedir | --runstatedi | --runstated \
+  | --runstate | --runstat | --runsta | --runst | --runs \
+  | --run | --ru | --r)
+    ac_prev=runstatedir ;;
+  -runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \
+  | --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \
+  | --run=* | --ru=* | --r=*)
+    runstatedir=$ac_optarg ;;
+
   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
     ac_prev=sbindir ;;
   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
@@ -1513,9 +1542,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1529,9 +1558,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: '$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1559,8 +1588,8 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) as_fn_error $? "unrecognized option: \`$ac_option'
-Try \`$0 --help' for more information"
+  -*) as_fn_error $? "unrecognized option: '$ac_option'
+Try '$0 --help' for more information"
     ;;
 
   *=*)
@@ -1568,16 +1597,16 @@ Try \`$0 --help' for more information"
     # Reject names that are not valid shell variable names.
     case $ac_envvar in #(
       '' | [0-9]* | *[!_$as_cr_alnum]* )
-      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
+      as_fn_error $? "invalid variable name: '$ac_envvar'" ;;
     esac
     eval $ac_envvar=\$ac_optarg
     export $ac_envvar ;;
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    printf "%s\n" "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+      printf "%s\n" "$as_me: WARNING: invalid host type: $ac_option" >&2
     : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
@@ -1593,7 +1622,7 @@ if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
     fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
-    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+    *)     printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
 
@@ -1601,7 +1630,7 @@ fi
 for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
 		datadir sysconfdir sharedstatedir localstatedir includedir \
 		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
-		libdir localedir mandir
+		libdir localedir mandir runstatedir
 do
   eval ac_val=\$$ac_var
   # Remove trailing slashes.
@@ -1618,7 +1647,7 @@ do
   as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
 done
 
-# There might be people who depend on the old broken behavior: `$host'
+# There might be people who depend on the old broken behavior: '$host'
 # used to hold the argument of --host etc.
 # FIXME: To remove some day.
 build=$build_alias
@@ -1657,7 +1686,7 @@ $as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_myself" : 'X\(//\)[^/]' \| \
 	 X"$as_myself" : 'X\(//\)$' \| \
 	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_myself" |
+printf "%s\n" X"$as_myself" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -1686,7 +1715,7 @@ if test ! -r "$srcdir/$ac_unique_file"; then
   test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
   as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
 fi
-ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
+ac_msg="sources are in $srcdir, but 'cd $srcdir' does not work"
 ac_abs_confdir=`(
 	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
 	pwd)`
@@ -1714,7 +1743,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures this package to adapt to many kinds of systems.
+'configure' configures this package to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1728,11 +1757,11 @@ Configuration:
       --help=short        display options specific to this package
       --help=recursive    display the short help of all the included packages
   -V, --version           display version information and exit
-  -q, --quiet, --silent   do not print \`checking ...' messages
+  -q, --quiet, --silent   do not print 'checking ...' messages
       --cache-file=FILE   cache test results in FILE [disabled]
-  -C, --config-cache      alias for \`--cache-file=config.cache'
+  -C, --config-cache      alias for '--cache-file=config.cache'
   -n, --no-create         do not create output files
-      --srcdir=DIR        find the sources in DIR [configure dir or \`..']
+      --srcdir=DIR        find the sources in DIR [configure dir or '..']
 
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
@@ -1740,10 +1769,10 @@ Installation directories:
   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
                           [PREFIX]
 
-By default, \`make install' will install all the files in
-\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
-an installation prefix other than \`$ac_default_prefix' using \`--prefix',
-for instance \`--prefix=\$HOME'.
+By default, 'make install' will install all the files in
+'$ac_default_prefix/bin', '$ac_default_prefix/lib' etc.  You can specify
+an installation prefix other than '$ac_default_prefix' using '--prefix',
+for instance '--prefix=\$HOME'.
 
 For better control, use the options below.
 
@@ -1754,6 +1783,7 @@ Fine tuning of the installation directories:
   --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
   --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
   --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
+  --runstatedir=DIR       modifiable per-process data [LOCALSTATEDIR/run]
   --libdir=DIR            object code libraries [EPREFIX/lib]
   --includedir=DIR        C header files [PREFIX/include]
   --oldincludedir=DIR     C header files for non-gcc [/usr/include]
@@ -2084,7 +2114,7 @@ Some influential environment variables:
               you have headers in a nonstandard directory <include dir>
   CPP         C preprocessor
 
-Use these variables to override the choices made by `configure' or to help
+Use these variables to override the choices made by 'configure' or to help
 it to find libraries and programs with nonstandard names/locations.
 
 Report bugs to the package provider.
@@ -2103,9 +2133,9 @@ if test "$ac_init_help" = "recursive"; then
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -2133,7 +2163,8 @@ esac
 ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
     cd "$ac_dir" || { ac_status=$?; continue; }
-    # Check for guested configure.
+    # Check for configure.gnu first; this name is used for a wrapper for
+    # Metaconfig's "Configure" on case-insensitive file systems.
     if test -f "$ac_srcdir/configure.gnu"; then
       echo &&
       $SHELL "$ac_srcdir/configure.gnu" --help=recursive
@@ -2141,7 +2172,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
       echo &&
       $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+      printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi || ac_status=$?
     cd "$ac_pwd" || { ac_status=$?; break; }
   done
@@ -2151,9 +2182,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 configure
-generated by GNU Autoconf 2.69
+generated by GNU Autoconf 2.72
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2023 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -2170,14 +2201,14 @@ fi
 ac_fn_c_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext
+  rm -f conftest.$ac_objext conftest.beam
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2185,17 +2216,19 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then :
+       } && test -s conftest.$ac_objext
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	ac_retval=1
+	ac_retval=1 ;;
+esac
 fi
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
@@ -2214,7 +2247,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2222,151 +2255,24 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } > conftest.i && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-    ac_retval=1
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_cpp
-
-# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
-# -------------------------------------------------------
-# Tests whether HEADER exists, giving a warning if it cannot be compiled using
-# the include files in INCLUDES and setting the cache variable VAR
-# accordingly.
-ac_fn_c_check_header_mongrel ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval \${$3+:} false; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-else
-  # Is the header compilable?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
-$as_echo_n "checking $2 usability... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-#include <$2>
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_header_compiler=yes
-else
-  ac_header_compiler=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
-$as_echo "$ac_header_compiler" >&6; }
-
-# Is the header present?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
-$as_echo_n "checking $2 presence... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <$2>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  ac_header_preproc=yes
-else
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
-$as_echo "$ac_header_preproc" >&6; }
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
-  yes:no: )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
-$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
-  no:yes:* )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
-$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
-$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
-$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
-$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
+    ac_retval=1 ;;
 esac
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  eval "$3=\$ac_header_compiler"
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
 fi
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_header_mongrel
-
-# ac_fn_c_try_run LINENO
-# ----------------------
-# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
-# that executables *can* be run.
-ac_fn_c_try_run ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: program exited with status $ac_status" >&5
-       $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-       ac_retval=$ac_status
-fi
-  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
-} # ac_fn_c_try_run
+} # ac_fn_c_try_cpp
 
 # ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
 # -------------------------------------------------------
@@ -2375,26 +2281,30 @@ fi
 ac_fn_c_check_header_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 #include <$2>
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   eval "$3=yes"
-else
-  eval "$3=no"
+else case e in #(
+  e) eval "$3=no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_header_compile
@@ -2405,14 +2315,14 @@ $as_echo "$ac_res" >&6; }
 ac_fn_c_try_link ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest$ac_exeext
+  rm -f conftest.$ac_objext conftest.beam conftest$ac_exeext
   if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2420,20 +2330,22 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
 	 test -x conftest$ac_exeext
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-	ac_retval=1
+	ac_retval=1 ;;
+esac
 fi
   # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
   # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
@@ -2445,34 +2357,72 @@ fi
 
 } # ac_fn_c_try_link
 
+# ac_fn_c_try_run LINENO
+# ----------------------
+# Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that
+# executables *can* be run.
+ac_fn_c_try_run ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+printf "%s\n" "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+printf "%s\n" "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }
+then :
+  ac_retval=0
+else case e in #(
+  e) printf "%s\n" "$as_me: program exited with status $ac_status" >&5
+       printf "%s\n" "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+       ac_retval=$ac_status ;;
+esac
+fi
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_run
+
 # ac_fn_c_check_func LINENO FUNC VAR
 # ----------------------------------
 # Tests whether FUNC exists, setting the cache variable VAR accordingly
 ac_fn_c_check_func ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Define $2 to an innocuous variant, in case <limits.h> declares $2.
    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
 #define $2 innocuous_$2
 
 /* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $2 (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+   which can conflict with char $2 (void); below.  */
 
+#include <limits.h>
 #undef $2
 
 /* Override any GCC internal prototype to avoid an error.
@@ -2481,7 +2431,7 @@ else
 #ifdef __cplusplus
 extern "C"
 #endif
-char $2 ();
+char $2 (void);
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
     something starting with __ and the normal name is an alias.  */
@@ -2490,47 +2440,53 @@ choke me
 #endif
 
 int
-main ()
+main (void)
 {
 return $2 ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   eval "$3=yes"
-else
-  eval "$3=no"
+else case e in #(
+  e) eval "$3=no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext ;;
+esac
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_func
 
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
+# ac_fn_check_decl LINENO SYMBOL VAR INCLUDES EXTRA-OPTIONS FLAG-VAR
+# ------------------------------------------------------------------
 # Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
+# accordingly. Pass EXTRA-OPTIONS to the compiler, using FLAG-VAR.
+ac_fn_check_decl ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   as_decl_name=`echo $2|sed 's/ *(.*//'`
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+printf %s "checking whether $as_decl_name is declared... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  eval ac_save_FLAGS=\$$6
+  as_fn_append $6 " $5"
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main ()
+main (void)
 {
 #ifndef $as_decl_name
 #ifdef __cplusplus
@@ -2544,27 +2500,52 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   eval "$3=yes"
-else
-  eval "$3=no"
+else case e in #(
+  e) eval "$3=no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+  eval $6=\$ac_save_FLAGS
+ ;;
+esac
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
-} # ac_fn_c_check_decl
+} # ac_fn_check_decl
+ac_configure_args_raw=
+for ac_arg
+do
+  case $ac_arg in
+  *\'*)
+    ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+  esac
+  as_fn_append ac_configure_args_raw " '$ac_arg'"
+done
+
+case $ac_configure_args_raw in
+  *$as_nl*)
+    ac_safe_unquote= ;;
+  *)
+    ac_unsafe_z='|&;<>()$`\\"*?[ ''	' # This string ends in space, tab.
+    ac_unsafe_a="$ac_unsafe_z#~"
+    ac_safe_unquote="s/ '\\([^$ac_unsafe_a][^$ac_unsafe_z]*\\)'/ \\1/g"
+    ac_configure_args_raw=`      printf "%s\n" "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;;
+esac
+
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.72.  Invocation command line was
 
-  $ $0 $@
+  $ $0$ac_configure_args_raw
 
 _ACEOF
 exec 5>>config.log
@@ -2597,8 +2578,12 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    $as_echo "PATH: $as_dir"
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    printf "%s\n" "PATH: $as_dir"
   done
 IFS=$as_save_IFS
 
@@ -2633,7 +2618,7 @@ do
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
     *\'*)
-      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+      ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
     1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
@@ -2668,11 +2653,13 @@ done
 # WARNING: Use '\'' to represent an apostrophe within the trap.
 # WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
 trap 'exit_status=$?
+  # Sanitize IFS.
+  IFS=" ""	$as_nl"
   # Save into config.log some information that might help in debugging.
   {
     echo
 
-    $as_echo "## ---------------- ##
+    printf "%s\n" "## ---------------- ##
 ## Cache variables. ##
 ## ---------------- ##"
     echo
@@ -2683,8 +2670,8 @@ trap 'exit_status=$?
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -2708,7 +2695,7 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
 )
     echo
 
-    $as_echo "## ----------------- ##
+    printf "%s\n" "## ----------------- ##
 ## Output variables. ##
 ## ----------------- ##"
     echo
@@ -2716,14 +2703,14 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
     do
       eval ac_val=\$$ac_var
       case $ac_val in
-      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
       esac
-      $as_echo "$ac_var='\''$ac_val'\''"
+      printf "%s\n" "$ac_var='\''$ac_val'\''"
     done | sort
     echo
 
     if test -n "$ac_subst_files"; then
-      $as_echo "## ------------------- ##
+      printf "%s\n" "## ------------------- ##
 ## File substitutions. ##
 ## ------------------- ##"
       echo
@@ -2731,15 +2718,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       do
 	eval ac_val=\$$ac_var
 	case $ac_val in
-	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	*\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
 	esac
-	$as_echo "$ac_var='\''$ac_val'\''"
+	printf "%s\n" "$ac_var='\''$ac_val'\''"
       done | sort
       echo
     fi
 
     if test -s confdefs.h; then
-      $as_echo "## ----------- ##
+      printf "%s\n" "## ----------- ##
 ## confdefs.h. ##
 ## ----------- ##"
       echo
@@ -2747,8 +2734,8 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       echo
     fi
     test "$ac_signal" != 0 &&
-      $as_echo "$as_me: caught signal $ac_signal"
-    $as_echo "$as_me: exit $exit_status"
+      printf "%s\n" "$as_me: caught signal $ac_signal"
+    printf "%s\n" "$as_me: exit $exit_status"
   } >&5
   rm -f core *.core core.conftest.* &&
     rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
@@ -2762,65 +2749,50 @@ ac_signal=0
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -f -r conftest* confdefs.h
 
-$as_echo "/* confdefs.h */" > confdefs.h
+printf "%s\n" "/* confdefs.h */" > confdefs.h
 
 # Predefined preprocessor variables.
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_NAME "$PACKAGE_NAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_VERSION "$PACKAGE_VERSION"
-_ACEOF
+printf "%s\n" "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_STRING "$PACKAGE_STRING"
-_ACEOF
+printf "%s\n" "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
-_ACEOF
+printf "%s\n" "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_URL "$PACKAGE_URL"
-_ACEOF
+printf "%s\n" "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h
 
 
 # Let the site file select an alternate cache file if it wants to.
 # Prefer an explicitly selected file to automatically selected ones.
-ac_site_file1=NONE
-ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  # We do not want a PATH search for config.site.
-  case $CONFIG_SITE in #((
-    -*)  ac_site_file1=./$CONFIG_SITE;;
-    */*) ac_site_file1=$CONFIG_SITE;;
-    *)   ac_site_file1=./$CONFIG_SITE;;
-  esac
+  ac_site_files="$CONFIG_SITE"
 elif test "x$prefix" != xNONE; then
-  ac_site_file1=$prefix/share/config.site
-  ac_site_file2=$prefix/etc/config.site
+  ac_site_files="$prefix/share/config.site $prefix/etc/config.site"
 else
-  ac_site_file1=$ac_default_prefix/share/config.site
-  ac_site_file2=$ac_default_prefix/etc/config.site
+  ac_site_files="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 fi
-for ac_site_file in "$ac_site_file1" "$ac_site_file2"
+
+for ac_site_file in $ac_site_files
 do
-  test "x$ac_site_file" = xNONE && continue
-  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
-$as_echo "$as_me: loading site script $ac_site_file" >&6;}
+  case $ac_site_file in #(
+  */*) :
+     ;; #(
+  *) :
+    ac_site_file=./$ac_site_file ;;
+esac
+  if test -f "$ac_site_file" && test -r "$ac_site_file"; then
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file" \
-      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; }
   fi
 done
 
@@ -2828,19 +2800,454 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special files
   # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
   if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-$as_echo "$as_me: loading cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-$as_echo "$as_me: creating cache $cache_file" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
+# Test code for whether the C compiler supports C89 (global declarations)
+ac_c_conftest_c89_globals='
+/* Does the compiler advertise C89 conformance?
+   Do not test the value of __STDC__, because some compilers set it to 0
+   while being otherwise adequately conformant. */
+#if !defined __STDC__
+# error "Compiler does not advertise C89 conformance"
+#endif
+
+#include <stddef.h>
+#include <stdarg.h>
+struct stat;
+/* Most of the following tests are stolen from RCS 5.7 src/conf.sh.  */
+struct buf { int x; };
+struct buf * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (char **p, int i)
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+
+/* C89 style stringification. */
+#define noexpand_stringify(a) #a
+const char *stringified = noexpand_stringify(arbitrary+token=sequence);
+
+/* C89 style token pasting.  Exercises some of the corner cases that
+   e.g. old MSVC gets wrong, but not very hard. */
+#define noexpand_concat(a,b) a##b
+#define expand_concat(a,b) noexpand_concat(a,b)
+extern int vA;
+extern int vbee;
+#define aye A
+#define bee B
+int *pvA = &expand_concat(v,aye);
+int *pvbee = &noexpand_concat(v,bee);
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not \xHH hex character constants.
+   These do not provoke an error unfortunately, instead are silently treated
+   as an "x".  The following induces an error, until -std is added to get
+   proper ANSI mode.  Curiously \x00 != x always comes out true, for an
+   array size at least.  It is necessary to write \x00 == 0 to get something
+   that is true only with -std.  */
+int osf4_cc_array ['\''\x00'\'' == 0 ? 1 : -1];
+
+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
+   inside strings and character constants.  */
+#define FOO(x) '\''x'\''
+int xlc6_cc_array[FOO(a) == '\''x'\'' ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, int *(*)(struct buf *, struct stat *, int),
+               int, int);'
+
+# Test code for whether the C compiler supports C89 (body of main).
+ac_c_conftest_c89_main='
+ok |= (argc == 0 || f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]);
+'
+
+# Test code for whether the C compiler supports C99 (global declarations)
+ac_c_conftest_c99_globals='
+/* Does the compiler advertise C99 conformance? */
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L
+# error "Compiler does not advertise C99 conformance"
+#endif
+
+// See if C++-style comments work.
+
+#include <stdbool.h>
+extern int puts (const char *);
+extern int printf (const char *, ...);
+extern int dprintf (int, const char *, ...);
+extern void *malloc (size_t);
+extern void free (void *);
+
+// Check varargs macros.  These examples are taken from C99 6.10.3.5.
+// dprintf is used instead of fprintf to avoid needing to declare
+// FILE and stderr.
+#define debug(...) dprintf (2, __VA_ARGS__)
+#define showlist(...) puts (#__VA_ARGS__)
+#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
+static void
+test_varargs_macros (void)
+{
+  int x = 1234;
+  int y = 5678;
+  debug ("Flag");
+  debug ("X = %d\n", x);
+  showlist (The first, second, and third items.);
+  report (x>y, "x is %d but y is %d", x, y);
+}
+
+// Check long long types.
+#define BIG64 18446744073709551615ull
+#define BIG32 4294967295ul
+#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
+#if !BIG_OK
+  #error "your preprocessor is broken"
+#endif
+#if BIG_OK
+#else
+  #error "your preprocessor is broken"
+#endif
+static long long int bignum = -9223372036854775807LL;
+static unsigned long long int ubignum = BIG64;
+
+struct incomplete_array
+{
+  int datasize;
+  double data[];
+};
+
+struct named_init {
+  int number;
+  const wchar_t *name;
+  double average;
+};
+
+typedef const char *ccp;
+
+static inline int
+test_restrict (ccp restrict text)
+{
+  // Iterate through items via the restricted pointer.
+  // Also check for declarations in for loops.
+  for (unsigned int i = 0; *(text+i) != '\''\0'\''; ++i)
+    continue;
+  return 0;
+}
+
+// Check varargs and va_copy.
+static bool
+test_varargs (const char *format, ...)
+{
+  va_list args;
+  va_start (args, format);
+  va_list args_copy;
+  va_copy (args_copy, args);
+
+  const char *str = "";
+  int number = 0;
+  float fnumber = 0;
+
+  while (*format)
+    {
+      switch (*format++)
+	{
+	case '\''s'\'': // string
+	  str = va_arg (args_copy, const char *);
+	  break;
+	case '\''d'\'': // int
+	  number = va_arg (args_copy, int);
+	  break;
+	case '\''f'\'': // float
+	  fnumber = va_arg (args_copy, double);
+	  break;
+	default:
+	  break;
+	}
+    }
+  va_end (args_copy);
+  va_end (args);
+
+  return *str && number && fnumber;
+}
+'
+
+# Test code for whether the C compiler supports C99 (body of main).
+ac_c_conftest_c99_main='
+  // Check bool.
+  _Bool success = false;
+  success |= (argc != 0);
+
+  // Check restrict.
+  if (test_restrict ("String literal") == 0)
+    success = true;
+  char *restrict newvar = "Another string";
+
+  // Check varargs.
+  success &= test_varargs ("s, d'\'' f .", "string", 65, 34.234);
+  test_varargs_macros ();
+
+  // Check flexible array members.
+  struct incomplete_array *ia =
+    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
+  ia->datasize = 10;
+  for (int i = 0; i < ia->datasize; ++i)
+    ia->data[i] = i * 1.234;
+  // Work around memory leak warnings.
+  free (ia);
+
+  // Check named initializers.
+  struct named_init ni = {
+    .number = 34,
+    .name = L"Test wide string",
+    .average = 543.34343,
+  };
+
+  ni.number = 58;
+
+  int dynamic_array[ni.number];
+  dynamic_array[0] = argv[0][0];
+  dynamic_array[ni.number - 1] = 543;
+
+  // work around unused variable warnings
+  ok |= (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == '\''x'\''
+	 || dynamic_array[ni.number - 1] != 543);
+'
+
+# Test code for whether the C compiler supports C11 (global declarations)
+ac_c_conftest_c11_globals='
+/* Does the compiler advertise C11 conformance? */
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
+# error "Compiler does not advertise C11 conformance"
+#endif
+
+// Check _Alignas.
+char _Alignas (double) aligned_as_double;
+char _Alignas (0) no_special_alignment;
+extern char aligned_as_int;
+char _Alignas (0) _Alignas (int) aligned_as_int;
+
+// Check _Alignof.
+enum
+{
+  int_alignment = _Alignof (int),
+  int_array_alignment = _Alignof (int[100]),
+  char_alignment = _Alignof (char)
+};
+_Static_assert (0 < -_Alignof (int), "_Alignof is signed");
+
+// Check _Noreturn.
+int _Noreturn does_not_return (void) { for (;;) continue; }
+
+// Check _Static_assert.
+struct test_static_assert
+{
+  int x;
+  _Static_assert (sizeof (int) <= sizeof (long int),
+                  "_Static_assert does not work in struct");
+  long int y;
+};
+
+// Check UTF-8 literals.
+#define u8 syntax error!
+char const utf8_literal[] = u8"happens to be ASCII" "another string";
+
+// Check duplicate typedefs.
+typedef long *long_ptr;
+typedef long int *long_ptr;
+typedef long_ptr long_ptr;
+
+// Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1.
+struct anonymous
+{
+  union {
+    struct { int i; int j; };
+    struct { int k; long int l; } w;
+  };
+  int m;
+} v1;
+'
+
+# Test code for whether the C compiler supports C11 (body of main).
+ac_c_conftest_c11_main='
+  _Static_assert ((offsetof (struct anonymous, i)
+		   == offsetof (struct anonymous, w.k)),
+		  "Anonymous union alignment botch");
+  v1.i = 2;
+  v1.w.k = 5;
+  ok |= v1.i != 5;
+'
+
+# Test code for whether the C compiler supports C11 (complete).
+ac_c_conftest_c11_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
+${ac_c_conftest_c11_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  ${ac_c_conftest_c11_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C99 (complete).
+ac_c_conftest_c99_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C89 (complete).
+ac_c_conftest_c89_program="${ac_c_conftest_c89_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  return ok;
+}
+"
+
+as_fn_append ac_header_c_list " stdio.h stdio_h HAVE_STDIO_H"
+as_fn_append ac_header_c_list " stdlib.h stdlib_h HAVE_STDLIB_H"
+as_fn_append ac_header_c_list " string.h string_h HAVE_STRING_H"
+as_fn_append ac_header_c_list " inttypes.h inttypes_h HAVE_INTTYPES_H"
+as_fn_append ac_header_c_list " stdint.h stdint_h HAVE_STDINT_H"
+as_fn_append ac_header_c_list " strings.h strings_h HAVE_STRINGS_H"
+as_fn_append ac_header_c_list " sys/stat.h sys_stat_h HAVE_SYS_STAT_H"
+as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H"
+as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H"
+as_fn_append ac_header_c_list " wchar.h wchar_h HAVE_WCHAR_H"
+as_fn_append ac_header_c_list " minix/config.h minix_config_h HAVE_MINIX_CONFIG_H"
+
+# Auxiliary files required by this configure script.
+ac_aux_files="config.guess config.sub"
+
+# Locations in which to look for auxiliary files.
+ac_aux_dir_candidates="${srcdir}/build"
+
+# Search for a directory containing all of the required auxiliary files,
+# $ac_aux_files, from the $PATH-style list $ac_aux_dir_candidates.
+# If we don't find one directory that contains all the files we need,
+# we report the set of missing files from the *first* directory in
+# $ac_aux_dir_candidates and give up.
+ac_missing_aux_files=""
+ac_first_candidate=:
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+as_found=false
+for as_dir in $ac_aux_dir_candidates
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+  as_found=:
+
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}:  trying $as_dir" >&5
+  ac_aux_dir_found=yes
+  ac_install_sh=
+  for ac_aux in $ac_aux_files
+  do
+    # As a special case, if "install-sh" is required, that requirement
+    # can be satisfied by any of "install-sh", "install.sh", or "shtool",
+    # and $ac_install_sh is set appropriately for whichever one is found.
+    if test x"$ac_aux" = x"install-sh"
+    then
+      if test -f "${as_dir}install-sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install-sh found" >&5
+        ac_install_sh="${as_dir}install-sh -c"
+      elif test -f "${as_dir}install.sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install.sh found" >&5
+        ac_install_sh="${as_dir}install.sh -c"
+      elif test -f "${as_dir}shtool"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}shtool found" >&5
+        ac_install_sh="${as_dir}shtool install -c"
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} install-sh"
+        else
+          break
+        fi
+      fi
+    else
+      if test -f "${as_dir}${ac_aux}"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}${ac_aux} found" >&5
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} ${ac_aux}"
+        else
+          break
+        fi
+      fi
+    fi
+  done
+  if test "$ac_aux_dir_found" = yes; then
+    ac_aux_dir="$as_dir"
+    break
+  fi
+  ac_first_candidate=false
+
+  as_found=false
+done
+IFS=$as_save_IFS
+if $as_found
+then :
+
+else case e in #(
+  e) as_fn_error $? "cannot find required auxiliary files:$ac_missing_aux_files" "$LINENO" 5 ;;
+esac
+fi
+
+
+# These three variables are undocumented and unsupported,
+# and are intended to be withdrawn in a future Autoconf release.
+# They can cause serious problems if a builder's source tree is in a directory
+# whose full name contains unusual characters.
+if test -f "${ac_aux_dir}config.guess"; then
+  ac_config_guess="$SHELL ${ac_aux_dir}config.guess"
+fi
+if test -f "${ac_aux_dir}config.sub"; then
+  ac_config_sub="$SHELL ${ac_aux_dir}config.sub"
+fi
+if test -f "$ac_aux_dir/configure"; then
+  ac_configure="$SHELL ${ac_aux_dir}configure"
+fi
+
 # Check that the precious variables saved in the cache have kept the same
 # value.
 ac_cache_corrupted=false
@@ -2851,12 +3258,12 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&5
+printf "%s\n" "$as_me: error: '$ac_var' was set to '$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' was not set in the previous run" >&5
+printf "%s\n" "$as_me: error: '$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
@@ -2865,24 +3272,24 @@ $as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
 	ac_old_val_w=`echo x $ac_old_val`
 	ac_new_val_w=`echo x $ac_new_val`
 	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
-$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: '$ac_var' has changed since the previous run:" >&5
+printf "%s\n" "$as_me: error: '$ac_var' has changed since the previous run:" >&2;}
 	  ac_cache_corrupted=:
 	else
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
-$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&5
+printf "%s\n" "$as_me: warning: ignoring whitespace changes in '$ac_var' since the previous run:" >&2;}
 	  eval $ac_var=\$ac_old_val
 	fi
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
-$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
-$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  '$ac_old_val'" >&5
+printf "%s\n" "$as_me:   former value:  '$ac_old_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: '$ac_new_val'" >&5
+printf "%s\n" "$as_me:   current value: '$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
@@ -2892,11 +3299,12 @@ $as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
-$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;}
+  as_fn_error $? "run '${MAKE-make} distclean' and/or 'rm $cache_file'
+	    and start over" "$LINENO" 5
 fi
 ## -------------------- ##
 ## Main body of script. ##
@@ -2912,34 +3320,6 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 ac_config_headers="$ac_config_headers include/ap_config_auto.h"
 
-ac_aux_dir=
-for ac_dir in build "$srcdir"/build; do
-  if test -f "$ac_dir/install-sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install-sh -c"
-    break
-  elif test -f "$ac_dir/install.sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install.sh -c"
-    break
-  elif test -f "$ac_dir/shtool"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/shtool install -c"
-    break
-  fi
-done
-if test -z "$ac_aux_dir"; then
-  as_fn_error $? "cannot find install-sh, install.sh, or shtool in build \"$srcdir\"/build" "$LINENO" 5
-fi
-
-# These three variables are undocumented and unsupported,
-# and are intended to be withdrawn in a future Autoconf release.
-# They can cause serious problems if a builder's source tree is in a directory
-# whose full name contains unusual characters.
-ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
-ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
-ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
-
 
 
 abs_srcdir=`(cd $srcdir && pwd)`
@@ -3076,7 +3456,8 @@ HTTPD_MMN=`$abs_srcdir/build/get-version.sh mmn $abs_srcdir/include/ap_mmn.h MOD
 
 
 # Check whether --enable-layout was given.
-if test "${enable_layout+set}" = set; then :
+if test ${enable_layout+y}
+then :
   enableval=$enable_layout;
   LAYOUT=$enableval
 
@@ -3146,10 +3527,10 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for chosen layout" >&5
-$as_echo_n "checking for chosen layout... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $layout_name" >&5
-$as_echo "$layout_name" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for chosen layout" >&5
+printf %s "checking for chosen layout... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $layout_name" >&5
+printf "%s\n" "$layout_name" >&6; }
 
 
 
@@ -3951,12 +4332,13 @@ arg="${ap_cur}"
 nl='
 '
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working mkdir -p" >&5
-$as_echo_n "checking for working mkdir -p... " >&6; }
-if ${ac_cv_mkdir_p+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working mkdir -p" >&5
+printf %s "checking for working mkdir -p... " >&6; }
+if test ${ac_cv_mkdir_p+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
     test -d conftestdir && rm -rf conftestdir
     mkdir -p conftestdir/somedir >/dev/null 2>&1
     if test -d conftestdir/somedir; then
@@ -3965,10 +4347,11 @@ else
       ac_cv_mkdir_p=no
     fi
     rm -rf conftestdir
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_mkdir_p" >&5
-$as_echo "$ac_cv_mkdir_p" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_mkdir_p" >&5
+printf "%s\n" "$ac_cv_mkdir_p" >&6; }
   if test "$ac_cv_mkdir_p" = "yes"; then
       mkdir_p="mkdir -p"
   else
@@ -3976,37 +4359,44 @@ $as_echo "$ac_cv_mkdir_p" >&6; }
   fi
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
-$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if ${ac_cv_path_GREP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -z "$GREP"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+printf %s "checking for grep that handles long lines and -e... " >&6; }
+if test ${ac_cv_path_GREP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -z "$GREP"; then
   ac_path_GREP_found=false
   # Loop through the user's path and test for each of PROGNAME-LIST
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in grep ggrep; do
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in grep ggrep
+   do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      ac_path_GREP="$as_dir$ac_prog$ac_exec_ext"
       as_fn_executable_p "$ac_path_GREP" || continue
 # Check for GNU ac_path_GREP and select it if it is found.
   # Check for GNU $ac_path_GREP
-case `"$ac_path_GREP" --version 2>&1` in
+case `"$ac_path_GREP" --version 2>&1` in #(
 *GNU*)
   ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+#(
 *)
   ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
+  printf %s 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    $as_echo 'GREP' >> "conftest.nl"
+    printf "%s\n" 'GREP' >> "conftest.nl"
     "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -4032,19 +4422,21 @@ IFS=$as_save_IFS
 else
   ac_cv_path_GREP=$GREP
 fi
-
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
-$as_echo "$ac_cv_path_GREP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+printf "%s\n" "$ac_cv_path_GREP" >&6; }
  GREP="$ac_cv_path_GREP"
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
-$as_echo_n "checking for egrep... " >&6; }
-if ${ac_cv_path_EGREP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+printf %s "checking for egrep... " >&6; }
+if test ${ac_cv_path_EGREP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
    then ac_cv_path_EGREP="$GREP -E"
    else
      if test -z "$EGREP"; then
@@ -4054,25 +4446,31 @@ else
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in egrep; do
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in egrep
+   do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext"
       as_fn_executable_p "$ac_path_EGREP" || continue
 # Check for GNU ac_path_EGREP and select it if it is found.
   # Check for GNU $ac_path_EGREP
-case `"$ac_path_EGREP" --version 2>&1` in
+case `"$ac_path_EGREP" --version 2>&1` in #(
 *GNU*)
   ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+#(
 *)
   ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
+  printf %s 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    $as_echo 'EGREP' >> "conftest.nl"
+    printf "%s\n" 'EGREP' >> "conftest.nl"
     "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -4099,12 +4497,15 @@ else
   ac_cv_path_EGREP=$EGREP
 fi
 
-   fi
+   fi ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
-$as_echo "$ac_cv_path_EGREP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+printf "%s\n" "$ac_cv_path_EGREP" >&6; }
  EGREP="$ac_cv_path_EGREP"
 
+         EGREP_TRADITIONAL=$EGREP
+ ac_cv_path_EGREP_TRADITIONAL=$EGREP
 
 
   APACHE_VAR_SUBST="$APACHE_VAR_SUBST EGREP"
@@ -4113,26 +4514,31 @@ $as_echo "$ac_cv_path_EGREP" >&6; }
 
 
 
-# Make sure we can run config.sub.
-$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
-  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
-$as_echo_n "checking build system type... " >&6; }
-if ${ac_cv_build+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_build_alias=$build_alias
+
+
+  # Make sure we can run config.sub.
+$SHELL "${ac_aux_dir}config.sub" sun4 >/dev/null 2>&1 ||
+  as_fn_error $? "cannot run $SHELL ${ac_aux_dir}config.sub" "$LINENO" 5
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
+printf %s "checking build system type... " >&6; }
+if test ${ac_cv_build+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_build_alias=$build_alias
 test "x$ac_build_alias" = x &&
-  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
+  ac_build_alias=`$SHELL "${ac_aux_dir}config.guess"`
 test "x$ac_build_alias" = x &&
   as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
-ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
-  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
-
+ac_cv_build=`$SHELL "${ac_aux_dir}config.sub" $ac_build_alias` ||
+  as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $ac_build_alias failed" "$LINENO" 5
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
-$as_echo "$ac_cv_build" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
+printf "%s\n" "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
@@ -4151,21 +4557,23 @@ IFS=$ac_save_IFS
 case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
-$as_echo_n "checking host system type... " >&6; }
-if ${ac_cv_host+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "x$host_alias" = x; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
+printf %s "checking host system type... " >&6; }
+if test ${ac_cv_host+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "x$host_alias" = x; then
   ac_cv_host=$ac_cv_build
 else
-  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
+  ac_cv_host=`$SHELL "${ac_aux_dir}config.sub" $host_alias` ||
+    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $host_alias failed" "$LINENO" 5
 fi
-
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
-$as_echo "$ac_cv_host" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
+printf "%s\n" "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
@@ -4184,21 +4592,23 @@ IFS=$ac_save_IFS
 case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
-$as_echo_n "checking target system type... " >&6; }
-if ${ac_cv_target+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "x$target_alias" = x; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking target system type" >&5
+printf %s "checking target system type... " >&6; }
+if test ${ac_cv_target+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "x$target_alias" = x; then
   ac_cv_target=$ac_cv_host
 else
-  ac_cv_target=`$SHELL "$ac_aux_dir/config.sub" $target_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $target_alias failed" "$LINENO" 5
+  ac_cv_target=`$SHELL "${ac_aux_dir}config.sub" $target_alias` ||
+    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $target_alias failed" "$LINENO" 5
 fi
-
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
-$as_echo "$ac_cv_target" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_target" >&5
+printf "%s\n" "$ac_cv_target" >&6; }
 case $ac_cv_target in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical target" "$LINENO" 5;;
@@ -4227,16 +4637,17 @@ test -n "$target_alias" &&
 
 orig_prefix="$prefix"
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Configuring Apache Portable Runtime library..." >&5
-$as_echo "$as_me: Configuring Apache Portable Runtime library..." >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Configuring Apache Portable Runtime library..." >&5
+printf "%s\n" "$as_me: Configuring Apache Portable Runtime library..." >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
 
 
 # Check whether --with-included-apr was given.
-if test "${with_included_apr+set}" = set; then :
+if test ${with_included_apr+y}
+then :
   withval=$with_included_apr;
 fi
 
@@ -4272,11 +4683,12 @@ else
     esac
   done
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for APR" >&5
-$as_echo_n "checking for APR... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for APR" >&5
+printf %s "checking for APR... " >&6; }
 
 # Check whether --with-apr was given.
-if test "${with_apr+set}" = set; then :
+if test ${with_apr+y}
+then :
   withval=$with_apr;
     if test "$withval" = "no" || test "$withval" = "yes"; then
       as_fn_error $? "--with-apr requires a directory or file to be provided" "$LINENO" 5
@@ -4294,16 +4706,16 @@ if test "${with_apr+set}" = set; then :
     version=`$apr_config --version`
     case x${version} in
     x1.[0-3].*)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
-$as_echo "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
+printf "%s\n" "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
       apr_acceptable=no
       ;;
     esac
     unset version
 
           if test "$apr_acceptable" != "yes"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Found APR in $apr_config, but we think it is considered unacceptable" >&5
-$as_echo "$as_me: WARNING: Found APR in $apr_config, but we think it is considered unacceptable" >&2;}
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Found APR in $apr_config, but we think it is considered unacceptable" >&5
+printf "%s\n" "$as_me: WARNING: Found APR in $apr_config, but we think it is considered unacceptable" >&2;}
             continue
           fi
           apr_found="yes"
@@ -4320,8 +4732,8 @@ $as_echo "$as_me: WARNING: Found APR in $apr_config, but we think it is consider
     version=`$apr_config --version`
     case x${version} in
     x1.[0-3].*)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
-$as_echo "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
+printf "%s\n" "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
       apr_acceptable=no
       ;;
     esac
@@ -4336,8 +4748,8 @@ $as_echo "$as_me: WARNING: APR version 1.4.0 or later is required, found $versio
       as_fn_error $? "the --with-apr parameter is incorrect. It must specify an install prefix, a build directory, or an apr-config file." "$LINENO" 5
     fi
 
-else
-
+else case e in #(
+  e)
         if test -n "1" && test "1" = "1"; then
       for apr_temp_apr_config_file in $apr_temp_acceptable_apr_config
       do
@@ -4349,16 +4761,16 @@ else
     version=`$apr_config --version`
     case x${version} in
     x1.[0-3].*)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
-$as_echo "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
+printf "%s\n" "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
       apr_acceptable=no
       ;;
     esac
     unset version
 
           if test "$apr_acceptable" != "yes"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: skipped APR at $apr_config, version not acceptable" >&5
-$as_echo "$as_me: WARNING: skipped APR at $apr_config, version not acceptable" >&2;}
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: skipped APR at $apr_config, version not acceptable" >&5
+printf "%s\n" "$as_me: WARNING: skipped APR at $apr_config, version not acceptable" >&2;}
             continue
           fi
           apr_found="yes"
@@ -4373,16 +4785,16 @@ $as_echo "$as_me: WARNING: skipped APR at $apr_config, version not acceptable" >
     version=`$apr_config --version`
     case x${version} in
     x1.[0-3].*)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
-$as_echo "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: APR version 1.4.0 or later is required, found $version" >&5
+printf "%s\n" "$as_me: WARNING: APR version 1.4.0 or later is required, found $version" >&2;}
       apr_acceptable=no
       ;;
     esac
     unset version
 
               if test "$apr_acceptable" != "yes"; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: skipped APR at $apr_config, version not acceptable" >&5
-$as_echo "$as_me: WARNING: skipped APR at $apr_config, version not acceptable" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: skipped APR at $apr_config, version not acceptable" >&5
+printf "%s\n" "$as_me: WARNING: skipped APR at $apr_config, version not acceptable" >&2;}
                 continue
               fi
               apr_found="yes"
@@ -4413,12 +4825,13 @@ $as_echo "$as_me: WARNING: skipped APR at $apr_config, version not acceptable" >
         apr_config=""$srcdir/srclib/apr"/$apr_temp_apr_config_file"
       fi
     fi
-
+   ;;
+esac
 fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $apr_found" >&5
-$as_echo "$apr_found" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $apr_found" >&5
+printf "%s\n" "$apr_found" >&6; }
 
 fi
 
@@ -4439,8 +4852,8 @@ if test "$apr_found" = "reconfig"; then
 # config.status only pays attention to the cache file if you give it
 # the --recheck option to rerun configure.
 #
-# `ac_cv_env_foo' variables (set or unset) will be overridden when
-# loading this file, other *unset* `ac_cv_foo' will be assigned the
+# 'ac_cv_env_foo' variables (set or unset) will be overridden when
+# loading this file, other *unset* 'ac_cv_foo' will be assigned the
 # following values.
 
 _ACEOF
@@ -4456,8 +4869,8 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -4470,14 +4883,14 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
   (set) 2>&1 |
     case $as_nl`(ac_space=' '; set) 2>&1` in #(
     *${as_nl}ac_space=\ *)
-      # `set' does not quote correctly, so add quotes: double-quote
+      # 'set' does not quote correctly, so add quotes: double-quote
       # substitution turns \\\\ into \\, and sed turns \\ into \.
       sed -n \
 	"s/'/'\\\\''/g;
 	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
       ;; #(
     *)
-      # `set' quotes correctly as required by POSIX, so do not add quotes.
+      # 'set' quotes correctly as required by POSIX, so do not add quotes.
       sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
       ;;
     esac |
@@ -4487,15 +4900,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      /^ac_cv_env_/b end
      t clear
      :clear
-     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+     s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/
      t end
      s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     if test "x$cache_file" != "x/dev/null"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-$as_echo "$as_me: updating cache $cache_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
       if test ! -f "$cache_file" || test -h "$cache_file"; then
 	cat confcache >"$cache_file"
       else
@@ -4509,8 +4922,8 @@ $as_echo "$as_me: updating cache $cache_file" >&6;}
       fi
     fi
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -4568,16 +4981,16 @@ rm -f confcache
   # Some versions of bash will fail to source /dev/null (special files
   # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
   if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-$as_echo "$as_me: loading cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-$as_echo "$as_me: creating cache $cache_file" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
@@ -4677,12 +5090,12 @@ APR_VERSION=`$apr_config --version`
 apr_major_version=`echo ${APR_VERSION} | sed 's,\..*,,'`
 APR_CONFIG="$APR_BINDIR/apr-${apr_major_version}-config"
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Configuring Apache Portable Runtime Utility library..." >&5
-$as_echo "$as_me: Configuring Apache Portable Runtime Utility library..." >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Configuring Apache Portable Runtime Utility library..." >&5
+printf "%s\n" "$as_me: Configuring Apache Portable Runtime Utility library..." >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
 
 if test "x${apr_major_version}" = "x2"; then
   apu_found=obsolete
@@ -4718,11 +5131,12 @@ else
     esac
   done
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for APR-util" >&5
-$as_echo_n "checking for APR-util... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for APR-util" >&5
+printf %s "checking for APR-util... " >&6; }
 
 # Check whether --with-apr-util was given.
-if test "${with_apr_util+set}" = set; then :
+if test ${with_apr_util+y}
+then :
   withval=$with_apr_util;
     if test "$withval" = "no" || test "$withval" = "yes"; then
       as_fn_error $? "--with-apr-util requires a directory or file to be provided" "$LINENO" 5
@@ -4750,8 +5164,8 @@ if test "${with_apr_util+set}" = set; then :
       as_fn_error $? "the --with-apr-util parameter is incorrect. It must specify an install prefix, a build directory, or an apu-config file." "$LINENO" 5
     fi
 
-else
-
+else case e in #(
+  e)
     if test -n "1" && test "1" = "1"; then
       for apu_temp_apu_config_file in $apu_temp_acceptable_apu_config
       do
@@ -4793,12 +5207,13 @@ else
         apu_config=""$srcdir/srclib/apr-util"/$apu_temp_apu_config_file"
       fi
     fi
-
+   ;;
+esac
 fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $apu_found" >&5
-$as_echo "$apu_found" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $apu_found" >&5
+printf "%s\n" "$apu_found" >&6; }
 
 
 fi
@@ -4830,8 +5245,8 @@ if test "$apu_found" = "reconfig"; then
 # config.status only pays attention to the cache file if you give it
 # the --recheck option to rerun configure.
 #
-# `ac_cv_env_foo' variables (set or unset) will be overridden when
-# loading this file, other *unset* `ac_cv_foo' will be assigned the
+# 'ac_cv_env_foo' variables (set or unset) will be overridden when
+# loading this file, other *unset* 'ac_cv_foo' will be assigned the
 # following values.
 
 _ACEOF
@@ -4847,8 +5262,8 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -4861,14 +5276,14 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
   (set) 2>&1 |
     case $as_nl`(ac_space=' '; set) 2>&1` in #(
     *${as_nl}ac_space=\ *)
-      # `set' does not quote correctly, so add quotes: double-quote
+      # 'set' does not quote correctly, so add quotes: double-quote
       # substitution turns \\\\ into \\, and sed turns \\ into \.
       sed -n \
 	"s/'/'\\\\''/g;
 	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
       ;; #(
     *)
-      # `set' quotes correctly as required by POSIX, so do not add quotes.
+      # 'set' quotes correctly as required by POSIX, so do not add quotes.
       sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
       ;;
     esac |
@@ -4878,15 +5293,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      /^ac_cv_env_/b end
      t clear
      :clear
-     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+     s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/
      t end
      s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     if test "x$cache_file" != "x/dev/null"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-$as_echo "$as_me: updating cache $cache_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
       if test ! -f "$cache_file" || test -h "$cache_file"; then
 	cat confcache >"$cache_file"
       else
@@ -4900,8 +5315,8 @@ $as_echo "$as_me: updating cache $cache_file" >&6;}
       fi
     fi
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -4959,16 +5374,16 @@ rm -f confcache
   # Some versions of bash will fail to source /dev/null (special files
   # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
   if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-$as_echo "$as_me: loading cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-$as_echo "$as_me: creating cache $cache_file" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
@@ -4979,8 +5394,8 @@ fi
 fi
 
 if test "$apu_found" = "obsolete"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: APR-util obsoleted, woohoo" >&5
-$as_echo "$as_me: APR-util obsoleted, woohoo" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: APR-util obsoleted, woohoo" >&5
+printf "%s\n" "$as_me: APR-util obsoleted, woohoo" >&6;}
 else
 
   if test "x$LDFLAGS" = "x"; then
@@ -5010,6 +5425,15 @@ else
   APU_CONFIG="$APU_BINDIR/apu-`echo ${APU_VERSION} | sed 's,\..*,,'`-config"
 fi
 
+
+
+
+
+
+
+
+
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -5018,38 +5442,44 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$CC"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5058,38 +5488,44 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$ac_ct_CC"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_CC" = x; then
@@ -5097,8 +5533,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -5111,38 +5547,44 @@ if test -z "$CC"; then
           if test -n "$ac_tool_prefix"; then
     # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$CC"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5151,12 +5593,13 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$CC"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
   ac_prog_rejected=no
@@ -5164,15 +5607,19 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5188,18 +5635,19 @@ if test $ac_prog_rejected = yes; then
     # However, it has the same basename, so the bogon will be chosen
     # first if we set CC to just the basename; use the full file name.
     shift
-    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+    ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@"
   fi
 fi
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5210,38 +5658,44 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$CC"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5254,38 +5708,44 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$ac_ct_CC"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5297,8 +5757,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -5306,25 +5766,131 @@ esac
 fi
 
 fi
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}clang", so it can be a program name with args.
+set dummy ${ac_tool_prefix}clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi ;;
+esac
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
 
 
-test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "clang", so it can be a program name with args.
+set dummy clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi ;;
+esac
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
+else
+  CC="$ac_cv_prog_CC"
+fi
+
+fi
+
+
+test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
-for ac_option in --version -v -V -qversion; do
+for ac_option in --version -v -V -qversion -version; do
   { { ac_try="$ac_compiler $ac_option >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -5334,7 +5900,7 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
@@ -5342,7 +5908,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -5354,9 +5920,9 @@ ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
-$as_echo_n "checking whether the C compiler works... " >&6; }
-ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+printf %s "checking whether the C compiler works... " >&6; }
+ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
 ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
@@ -5377,13 +5943,14 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
-  # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
-# So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
+  # Autoconf-2.13 could set the ac_cv_exeext variable to 'no'.
+# So ignore a value of 'no', otherwise this would lead to 'EXEEXT = no'
 # in a Makefile.  We should not override ac_cv_exeext if it was cached,
 # so that the user can short-circuit this test for compilers unknown to
 # Autoconf.
@@ -5398,12 +5965,12 @@ do
 	# certainly right.
 	break;;
     *.* )
-	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
+	if test ${ac_cv_exeext+y} && test "$ac_cv_exeext" != no;
 	then :; else
 	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	fi
 	# We set ac_cv_exeext here because the later test for it is not
-	# safe: cross compilers may not add the suffix if given an `-o'
+	# safe: cross compilers may not add the suffix if given an '-o'
 	# argument, so we may need to know it at that point already.
 	# Even if this section looks crufty: it has the advantage of
 	# actually working.
@@ -5414,48 +5981,52 @@ do
 done
 test "$ac_cv_exeext" = no && ac_cv_exeext=
 
-else
-  ac_file=''
+else case e in #(
+  e) ac_file='' ;;
+esac
 fi
-if test -z "$ac_file"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-$as_echo "$as_me: failed program was:" >&5
+if test -z "$ac_file"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+See 'config.log' for more details" "$LINENO" 5; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; } ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
-$as_echo_n "checking for C compiler default output file name... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-$as_echo "$ac_file" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+printf %s "checking for C compiler default output file name... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+printf "%s\n" "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
 
 rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
-$as_echo_n "checking for suffix of executables... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+printf %s "checking for suffix of executables... " >&6; }
 if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
-  # If both `conftest.exe' and `conftest' are `present' (well, observable)
-# catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
-# work properly (i.e., refer to `conftest.exe'), while it won't with
-# `rm'.
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
+  # If both 'conftest.exe' and 'conftest' are 'present' (well, observable)
+# catch 'conftest.exe'.  For instance with Cygwin, 'ls conftest' will
+# work properly (i.e., refer to 'conftest.exe'), while it won't with
+# 'rm'.
 for ac_file in conftest.exe conftest conftest.*; do
   test -f "$ac_file" || continue
   case $ac_file in
@@ -5465,15 +6036,16 @@ for ac_file in conftest.exe conftest conftest.*; do
     * ) break;;
   esac
 done
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+else case e in #(
+  e) { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; } ;;
+esac
 fi
 rm -f conftest conftest$ac_cv_exeext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
-$as_echo "$ac_cv_exeext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+printf "%s\n" "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
@@ -5482,9 +6054,11 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 int
-main ()
+main (void)
 {
 FILE *f = fopen ("conftest.out", "w");
+ if (!f)
+  return 1;
  return ferror (f) || fclose (f) != 0;
 
   ;
@@ -5494,8 +6068,8 @@ _ACEOF
 ac_clean_files="$ac_clean_files conftest.out"
 # Check that the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
-$as_echo_n "checking whether we are cross compiling... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+printf %s "checking whether we are cross compiling... " >&6; }
 if test "$cross_compiling" != yes; then
   { { ac_try="$ac_link"
 case "(($ac_try" in
@@ -5503,10 +6077,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
   if { ac_try='./conftest$ac_cv_exeext'
   { { case "(($ac_try" in
@@ -5514,39 +6088,41 @@ $as_echo "$ac_try_echo"; } >&5
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot run C compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5; }
+	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+as_fn_error 77 "cannot run C compiled programs.
+If you meant to cross compile, use '--host'.
+See 'config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-$as_echo "$cross_compiling" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+printf "%s\n" "$cross_compiling" >&6; }
 
-rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
+rm -f conftest.$ac_ext conftest$ac_cv_exeext \
+  conftest.o conftest.obj conftest.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
-$as_echo_n "checking for suffix of object files... " >&6; }
-if ${ac_cv_objext+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+printf %s "checking for suffix of object files... " >&6; }
+if test ${ac_cv_objext+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -5560,11 +6136,12 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   for ac_file in conftest.o conftest.obj conftest.*; do
   test -f "$ac_file" || continue;
   case $ac_file in
@@ -5573,31 +6150,34 @@ $as_echo "$ac_try_echo"; } >&5
        break;;
   esac
 done
-else
-  $as_echo "$as_me: failed program was:" >&5
+else case e in #(
+  e) printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; } ;;
+esac
 fi
-rm -f conftest.$ac_cv_objext conftest.$ac_ext
+rm -f conftest.$ac_cv_objext conftest.$ac_ext ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
-$as_echo "$ac_cv_objext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+printf "%s\n" "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
-$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
+printf %s "checking whether the compiler supports GNU C... " >&6; }
+if test ${ac_cv_c_compiler_gnu+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 #ifndef __GNUC__
        choke me
@@ -5607,30 +6187,36 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_compiler_gnu=yes
-else
-  ac_compiler_gnu=no
+else case e in #(
+  e) ac_compiler_gnu=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
-
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
 if test $ac_compiler_gnu = yes; then
   GCC=yes
 else
   GCC=
 fi
-ac_test_CFLAGS=${CFLAGS+set}
+ac_test_CFLAGS=${CFLAGS+y}
 ac_save_CFLAGS=$CFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
-$as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_save_c_werror_flag=$ac_c_werror_flag
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+printf %s "checking whether $CC accepts -g... " >&6; }
+if test ${ac_cv_prog_cc_g+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
    CFLAGS="-g"
@@ -5638,57 +6224,63 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
-else
-  CFLAGS=""
+else case e in #(
+  e) CFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
-  ac_c_werror_flag=$ac_save_c_werror_flag
+else case e in #(
+  e) ac_c_werror_flag=$ac_save_c_werror_flag
 	 CFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-   ac_c_werror_flag=$ac_save_c_werror_flag
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+   ac_c_werror_flag=$ac_save_c_werror_flag ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-$as_echo "$ac_cv_prog_cc_g" >&6; }
-if test "$ac_test_CFLAGS" = set; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
+if test $ac_test_CFLAGS; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
   if test "$GCC" = yes; then
@@ -5703,94 +6295,153 @@ else
     CFLAGS=
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
-$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_cv_prog_cc_c89=no
+ac_prog_cc_stdc=no
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
+printf %s "checking for $CC option to enable C11 features... " >&6; }
+if test ${ac_cv_prog_cc_c11+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_cv_prog_cc_c11=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stdarg.h>
-#include <stdio.h>
-struct stat;
-/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
-struct buf { int x; };
-FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
-{
-  return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
-  char *s;
-  va_list v;
-  va_start (v,p);
-  s = g (p, va_arg (v,int));
-  va_end (v);
-  return s;
-}
-
-/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
-   function prototypes and stuff, but not '\xHH' hex character constants.
-   These don't provoke an error unfortunately, instead are silently treated
-   as 'x'.  The following induces an error, until -std is added to get
-   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
-   array size at least.  It's necessary to write '\x00'==0 to get something
-   that's true only with -std.  */
-int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+$ac_c_conftest_c11_program
+_ACEOF
+for ac_arg in '' -std=gnu11
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c11=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c11" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC ;;
+esac
+fi
 
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
-   inside strings and character constants.  */
-#define FOO(x) 'x'
-int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
+if test "x$ac_cv_prog_cc_c11" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else case e in #(
+  e) if test "x$ac_cv_prog_cc_c11" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
+printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
+     CC="$CC $ac_cv_prog_cc_c11" ;;
+esac
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11
+  ac_prog_cc_stdc=c11 ;;
+esac
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
+printf %s "checking for $CC option to enable C99 features... " >&6; }
+if test ${ac_cv_prog_cc_c99+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_cv_prog_cc_c99=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c99_program
+_ACEOF
+for ac_arg in '' -std=gnu99 -std=c99 -c99 -qlanglvl=extc1x -qlanglvl=extc99 -AC99 -D_STDC_C99=
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c99=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c99" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC ;;
+esac
+fi
 
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
-int argc;
-char **argv;
-int
-main ()
-{
-return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
-  ;
-  return 0;
-}
+if test "x$ac_cv_prog_cc_c99" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else case e in #(
+  e) if test "x$ac_cv_prog_cc_c99" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
+     CC="$CC $ac_cv_prog_cc_c99" ;;
+esac
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99
+  ac_prog_cc_stdc=c99 ;;
+esac
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
+printf %s "checking for $CC option to enable C89 features... " >&6; }
+if test ${ac_cv_prog_cc_c89+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_cv_prog_cc_c89=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c89_program
 _ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
-	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
+  if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_c89=$ac_arg
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
 rm -f conftest.$ac_ext
-CC=$ac_save_CC
+CC=$ac_save_CC ;;
+esac
+fi
 
+if test "x$ac_cv_prog_cc_c89" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else case e in #(
+  e) if test "x$ac_cv_prog_cc_c89" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
+     CC="$CC $ac_cv_prog_cc_c89" ;;
+esac
 fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c89" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
-  *)
-    CC="$CC $ac_cv_prog_cc_c89"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89
+  ac_prog_cc_stdc=c89 ;;
 esac
-if test "x$ac_cv_prog_cc_c89" != xno; then :
-
+fi
 fi
 
 ac_ext=c
@@ -5804,42 +6455,39 @@ ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
-$as_echo_n "checking how to run the C preprocessor... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
+printf %s "checking how to run the C preprocessor... " >&6; }
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-  if ${ac_cv_prog_CPP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-      # Double quotes because CPP needs to be expanded
-    for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
+  if test ${ac_cv_prog_CPP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)     # Double quotes because $CC needs to be expanded
+    for CPP in "$CC -E" "$CC -E -traditional-cpp" cpp /lib/cpp
     do
       ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+#include <limits.h>
 		     Syntax error
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
 
-else
-  # Broken: fails on valid input.
-continue
+else case e in #(
+  e) # Broken: fails on valid input.
+continue ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
@@ -5849,56 +6497,56 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
   # Broken: success on invalid input.
 continue
-else
-  # Passes both tests.
+else case e in #(
+  e) # Passes both tests.
 ac_preproc_ok=:
-break
+break ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
 done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+# Because of 'break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
+if $ac_preproc_ok
+then :
   break
 fi
 
     done
     ac_cv_prog_CPP=$CPP
-
+   ;;
+esac
 fi
   CPP=$ac_cv_prog_CPP
 else
   ac_cv_prog_CPP=$CPP
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
-$as_echo "$CPP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
+printf "%s\n" "$CPP" >&6; }
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+#include <limits.h>
 		     Syntax error
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
 
-else
-  # Broken: fails on valid input.
-continue
+else case e in #(
+  e) # Broken: fails on valid input.
+continue ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
@@ -5908,26 +6556,30 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
   # Broken: success on invalid input.
 continue
-else
-  # Passes both tests.
+else case e in #(
+  e) # Passes both tests.
 ac_preproc_ok=:
-break
+break ;;
+esac
 fi
 rm -f conftest.err conftest.i conftest.$ac_ext
 
 done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+# Because of 'break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
+if $ac_preproc_ok
+then :
 
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+else case e in #(
+  e) { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
+See 'config.log' for more details" "$LINENO" 5; } ;;
+esac
 fi
 
 ac_ext=c
@@ -5937,182 +6589,6 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C99" >&5
-$as_echo_n "checking for $CC option to accept ISO C99... " >&6; }
-if ${ac_cv_prog_cc_c99+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_cv_prog_cc_c99=no
-ac_save_CC=$CC
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdarg.h>
-#include <stdbool.h>
-#include <stdlib.h>
-#include <wchar.h>
-#include <stdio.h>
-
-// Check varargs macros.  These examples are taken from C99 6.10.3.5.
-#define debug(...) fprintf (stderr, __VA_ARGS__)
-#define showlist(...) puts (#__VA_ARGS__)
-#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
-static void
-test_varargs_macros (void)
-{
-  int x = 1234;
-  int y = 5678;
-  debug ("Flag");
-  debug ("X = %d\n", x);
-  showlist (The first, second, and third items.);
-  report (x>y, "x is %d but y is %d", x, y);
-}
-
-// Check long long types.
-#define BIG64 18446744073709551615ull
-#define BIG32 4294967295ul
-#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
-#if !BIG_OK
-  your preprocessor is broken;
-#endif
-#if BIG_OK
-#else
-  your preprocessor is broken;
-#endif
-static long long int bignum = -9223372036854775807LL;
-static unsigned long long int ubignum = BIG64;
-
-struct incomplete_array
-{
-  int datasize;
-  double data[];
-};
-
-struct named_init {
-  int number;
-  const wchar_t *name;
-  double average;
-};
-
-typedef const char *ccp;
-
-static inline int
-test_restrict (ccp restrict text)
-{
-  // See if C++-style comments work.
-  // Iterate through items via the restricted pointer.
-  // Also check for declarations in for loops.
-  for (unsigned int i = 0; *(text+i) != '\0'; ++i)
-    continue;
-  return 0;
-}
-
-// Check varargs and va_copy.
-static void
-test_varargs (const char *format, ...)
-{
-  va_list args;
-  va_start (args, format);
-  va_list args_copy;
-  va_copy (args_copy, args);
-
-  const char *str;
-  int number;
-  float fnumber;
-
-  while (*format)
-    {
-      switch (*format++)
-	{
-	case 's': // string
-	  str = va_arg (args_copy, const char *);
-	  break;
-	case 'd': // int
-	  number = va_arg (args_copy, int);
-	  break;
-	case 'f': // float
-	  fnumber = va_arg (args_copy, double);
-	  break;
-	default:
-	  break;
-	}
-    }
-  va_end (args_copy);
-  va_end (args);
-}
-
-int
-main ()
-{
-
-  // Check bool.
-  _Bool success = false;
-
-  // Check restrict.
-  if (test_restrict ("String literal") == 0)
-    success = true;
-  char *restrict newvar = "Another string";
-
-  // Check varargs.
-  test_varargs ("s, d' f .", "string", 65, 34.234);
-  test_varargs_macros ();
-
-  // Check flexible array members.
-  struct incomplete_array *ia =
-    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
-  ia->datasize = 10;
-  for (int i = 0; i < ia->datasize; ++i)
-    ia->data[i] = i * 1.234;
-
-  // Check named initializers.
-  struct named_init ni = {
-    .number = 34,
-    .name = L"Test wide string",
-    .average = 543.34343,
-  };
-
-  ni.number = 58;
-
-  int dynamic_array[ni.number];
-  dynamic_array[ni.number - 1] = 543;
-
-  // work around unused variable warnings
-  return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x'
-	  || dynamic_array[ni.number - 1] != 543);
-
-  ;
-  return 0;
-}
-_ACEOF
-for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -D_STDC_C99= -qlanglvl=extc99
-do
-  CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_prog_cc_c99=$ac_arg
-fi
-rm -f core conftest.err conftest.$ac_objext
-  test "x$ac_cv_prog_cc_c99" != "xno" && break
-done
-rm -f conftest.$ac_ext
-CC=$ac_save_CC
-
-fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c99" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
-  *)
-    CC="$CC $ac_cv_prog_cc_c99"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
-$as_echo "$ac_cv_prog_cc_c99" >&6; } ;;
-esac
-if test "x$ac_cv_prog_cc_c99" != xno; then :
-
-fi
-
 
 
 if test "x${cache_file}" = "x/dev/null"; then
@@ -6123,7 +6599,8 @@ fi
 
 
 # Check whether --with-pcre was given.
-if test "${with_pcre+set}" = set; then :
+if test ${with_pcre+y}
+then :
   withval=$with_pcre;
 fi
 
@@ -6138,38 +6615,44 @@ for ac_prog in pcre2-config pcre-config
 do
   # Extract the first word of "$target_alias-$ac_prog", so it can be a program name with args.
 set dummy $target_alias-$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_PCRE_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$PCRE_CONFIG"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_PCRE_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$PCRE_CONFIG"; then
   ac_cv_prog_PCRE_CONFIG="$PCRE_CONFIG" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $with_pcre
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_PCRE_CONFIG="$target_alias-$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 PCRE_CONFIG=$ac_cv_prog_PCRE_CONFIG
 if test -n "$PCRE_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PCRE_CONFIG" >&5
-$as_echo "$PCRE_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PCRE_CONFIG" >&5
+printf "%s\n" "$PCRE_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6182,38 +6665,44 @@ if test -z "$PCRE_CONFIG"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_PCRE_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$ac_ct_PCRE_CONFIG"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_PCRE_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$ac_ct_PCRE_CONFIG"; then
   ac_cv_prog_ac_ct_PCRE_CONFIG="$ac_ct_PCRE_CONFIG" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $with_pcre
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_PCRE_CONFIG="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_PCRE_CONFIG=$ac_cv_prog_ac_ct_PCRE_CONFIG
 if test -n "$ac_ct_PCRE_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_PCRE_CONFIG" >&5
-$as_echo "$ac_ct_PCRE_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_PCRE_CONFIG" >&5
+printf "%s\n" "$ac_ct_PCRE_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6235,15 +6724,15 @@ if test "x$PCRE_CONFIG" != "x"; then
   case `$PCRE_CONFIG --version` in
   1[0-9].*)
 
-$as_echo "#define HAVE_PCRE2 1" >>confdefs.h
+printf "%s\n" "#define HAVE_PCRE2 1" >>confdefs.h
 
     ;;
   [1-5].*)
     as_fn_error $? "Need at least pcre version 6.0" "$LINENO" 5
     ;;
   esac
-  { $as_echo "$as_me:${as_lineno-$LINENO}: Using external PCRE library from $PCRE_CONFIG" >&5
-$as_echo "$as_me: Using external PCRE library from $PCRE_CONFIG" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Using external PCRE library from $PCRE_CONFIG" >&5
+printf "%s\n" "$as_me: Using external PCRE library from $PCRE_CONFIG" >&6;}
 
   if test "x$PCRE_INCLUDES" = "x"; then
     test "x$silent" != "xyes" && echo "  setting PCRE_INCLUDES to \"`$PCRE_CONFIG --cflags`\""
@@ -6294,12 +6783,12 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Configuring Apache httpd..." >&5
-$as_echo "$as_me: Configuring Apache httpd..." >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Configuring Apache httpd..." >&5
+printf "%s\n" "$as_me: Configuring Apache httpd..." >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
 
 
 
@@ -6442,6 +6931,140 @@ save_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS $PCRE_INCLUDES"
 
 
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep -e" >&5
+printf %s "checking for egrep -e... " >&6; }
+if test ${ac_cv_path_EGREP_TRADITIONAL+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -z "$EGREP_TRADITIONAL"; then
+  ac_path_EGREP_TRADITIONAL_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in grep ggrep
+   do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP_TRADITIONAL="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP_TRADITIONAL" || continue
+# Check for GNU ac_path_EGREP_TRADITIONAL and select it if it is found.
+  # Check for GNU $ac_path_EGREP_TRADITIONAL
+case `"$ac_path_EGREP_TRADITIONAL" --version 2>&1` in #(
+*GNU*)
+  ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL" ac_path_EGREP_TRADITIONAL_found=:;;
+#(
+*)
+  ac_count=0
+  printf %s 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    printf "%s\n" 'EGREP_TRADITIONAL' >> "conftest.nl"
+    "$ac_path_EGREP_TRADITIONAL" -E 'EGR(EP|AC)_TRADITIONAL$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_TRADITIONAL_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL"
+      ac_path_EGREP_TRADITIONAL_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_TRADITIONAL_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP_TRADITIONAL"; then
+    :
+  fi
+else
+  ac_cv_path_EGREP_TRADITIONAL=$EGREP_TRADITIONAL
+fi
+
+    if test "$ac_cv_path_EGREP_TRADITIONAL"
+then :
+  ac_cv_path_EGREP_TRADITIONAL="$ac_cv_path_EGREP_TRADITIONAL -E"
+else case e in #(
+  e) if test -z "$EGREP_TRADITIONAL"; then
+  ac_path_EGREP_TRADITIONAL_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in egrep
+   do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP_TRADITIONAL="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP_TRADITIONAL" || continue
+# Check for GNU ac_path_EGREP_TRADITIONAL and select it if it is found.
+  # Check for GNU $ac_path_EGREP_TRADITIONAL
+case `"$ac_path_EGREP_TRADITIONAL" --version 2>&1` in #(
+*GNU*)
+  ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL" ac_path_EGREP_TRADITIONAL_found=:;;
+#(
+*)
+  ac_count=0
+  printf %s 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    printf "%s\n" 'EGREP_TRADITIONAL' >> "conftest.nl"
+    "$ac_path_EGREP_TRADITIONAL" 'EGR(EP|AC)_TRADITIONAL$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_TRADITIONAL_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP_TRADITIONAL="$ac_path_EGREP_TRADITIONAL"
+      ac_path_EGREP_TRADITIONAL_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_TRADITIONAL_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP_TRADITIONAL"; then
+    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_EGREP_TRADITIONAL=$EGREP_TRADITIONAL
+fi
+ ;;
+esac
+fi ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP_TRADITIONAL" >&5
+printf "%s\n" "$ac_cv_path_EGREP_TRADITIONAL" >&6; }
+ EGREP_TRADITIONAL=$ac_cv_path_EGREP_TRADITIONAL
+
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -6456,24 +7079,26 @@ yes
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "yes" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "yes" >/dev/null 2>&1
+then :
   pcre_have_dupnames=yes
-else
-  pcre_have_dupnames=no
+else case e in #(
+  e) pcre_have_dupnames=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
 if test "$pcre_have_dupnames" != "yes"; then
     as_fn_error $? "pcre version does not support PCRE_DUPNAMES" "$LINENO" 5
 fi
 CPPFLAGS="$save_CPPFLAGS"
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Applying OS-specific hints for httpd..." >&5
-$as_echo "$as_me: Applying OS-specific hints for httpd..." >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Applying OS-specific hints for httpd..." >&5
+printf "%s\n" "$as_me: Applying OS-specific hints for httpd..." >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
 
 case $host in
   *os2*)
@@ -6638,12 +7263,13 @@ esac
 
 # Extract the first word of "rm", so it can be a program name with args.
 set dummy rm; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_RM+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  case $RM in
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_RM+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) case $RM in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_RM="$RM" # Let the user override the test with a path.
   ;;
@@ -6652,11 +7278,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_RM="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_RM="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6664,26 +7294,28 @@ done
 IFS=$as_save_IFS
 
   ;;
+esac ;;
 esac
 fi
 RM=$ac_cv_path_RM
 if test -n "$RM"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RM" >&5
-$as_echo "$RM" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RM" >&5
+printf "%s\n" "$RM" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
 # Extract the first word of "pkg-config", so it can be a program name with args.
 set dummy pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PKGCONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  case $PKGCONFIG in
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_PKGCONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) case $PKGCONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_PKGCONFIG="$PKGCONFIG" # Let the user override the test with a path.
   ;;
@@ -6692,11 +7324,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_PKGCONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_PKGCONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6704,26 +7340,28 @@ done
 IFS=$as_save_IFS
 
   ;;
+esac ;;
 esac
 fi
 PKGCONFIG=$ac_cv_path_PKGCONFIG
 if test -n "$PKGCONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKGCONFIG" >&5
-$as_echo "$PKGCONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PKGCONFIG" >&5
+printf "%s\n" "$PKGCONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
 # Extract the first word of "rsync", so it can be a program name with args.
 set dummy rsync; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_RSYNC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  case $RSYNC in
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_RSYNC+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) case $RSYNC in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_RSYNC="$RSYNC" # Let the user override the test with a path.
   ;;
@@ -6732,11 +7370,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_RSYNC="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_RSYNC="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6744,26 +7386,28 @@ done
 IFS=$as_save_IFS
 
   ;;
+esac ;;
 esac
 fi
 RSYNC=$ac_cv_path_RSYNC
 if test -n "$RSYNC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RSYNC" >&5
-$as_echo "$RSYNC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RSYNC" >&5
+printf "%s\n" "$RSYNC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
 # Extract the first word of "svn", so it can be a program name with args.
 set dummy svn; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_SVN+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  case $SVN in
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_SVN+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) case $SVN in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_SVN="$SVN" # Let the user override the test with a path.
   ;;
@@ -6772,11 +7416,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_SVN="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_SVN="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6784,15 +7432,16 @@ done
 IFS=$as_save_IFS
 
   ;;
+esac ;;
 esac
 fi
 SVN=$ac_cv_path_SVN
 if test -n "$SVN"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $SVN" >&5
-$as_echo "$SVN" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SVN" >&5
+printf "%s\n" "$SVN" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6800,90 +7449,102 @@ for ac_prog in gawk mawk nawk awk
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AWK+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$AWK"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_AWK+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$AWK"; then
   ac_cv_prog_AWK="$AWK" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_AWK="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
-$as_echo "$AWK" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
+printf "%s\n" "$AWK" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
   test -n "$AWK" && break
 done
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
-$as_echo_n "checking whether ln -s works... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
+printf %s "checking whether ln -s works... " >&6; }
 LN_S=$as_ln_s
 if test "$LN_S" = "ln -s"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
-$as_echo "no, using $LN_S" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
+printf "%s\n" "no, using $LN_S" >&6; }
 fi
 
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$RANLIB"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
-$as_echo "$RANLIB" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
+printf "%s\n" "$RANLIB" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6892,38 +7553,44 @@ if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$ac_ct_RANLIB"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
-$as_echo "$ac_ct_RANLIB" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
+printf "%s\n" "$ac_ct_RANLIB" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_RANLIB" = x; then
@@ -6931,8 +7598,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     RANLIB=$ac_ct_RANLIB
@@ -6945,38 +7612,44 @@ for ac_prog in lynx links elinks
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_LYNX_PATH+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$LYNX_PATH"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_LYNX_PATH+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$LYNX_PATH"; then
   ac_cv_prog_LYNX_PATH="$LYNX_PATH" # Let the user override the test.
 else
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_LYNX_PATH="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
   done
 IFS=$as_save_IFS
 
-fi
+fi ;;
+esac
 fi
 LYNX_PATH=$ac_cv_prog_LYNX_PATH
 if test -n "$LYNX_PATH"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LYNX_PATH" >&5
-$as_echo "$LYNX_PATH" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LYNX_PATH" >&5
+printf "%s\n" "$LYNX_PATH" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6998,250 +7671,248 @@ INSTALL="\$(LIBTOOL) --mode=install \$(abs_srcdir)/build/install.sh -c"
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
-$as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ac_header= ac_cache=
+for ac_item in $ac_header_c_list
+do
+  if test $ac_cache; then
+    ac_fn_c_check_header_compile "$LINENO" $ac_header ac_cv_header_$ac_cache "$ac_includes_default"
+    if eval test \"x\$ac_cv_header_$ac_cache\" = xyes; then
+      printf "%s\n" "#define $ac_item 1" >> confdefs.h
+    fi
+    ac_header= ac_cache=
+  elif test $ac_header; then
+    ac_cache=$ac_item
+  else
+    ac_header=$ac_item
+  fi
+done
+
+
+
+
+
+
+
+
+if test $ac_cv_header_stdlib_h = yes && test $ac_cv_header_string_h = yes
+then :
+
+printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h
+
+fi
+
+
+
+
+
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5
+printf %s "checking whether it is safe to define __EXTENSIONS__... " >&6; }
+if test ${ac_cv_safe_to_define___extensions__+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
 
+#         define __EXTENSIONS__ 1
+          $ac_includes_default
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_header_stdc=yes
-else
-  ac_cv_header_stdc=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
-if test $ac_cv_header_stdc = yes; then
-  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <string.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "memchr" >/dev/null 2>&1; then :
-
-else
-  ac_cv_header_stdc=no
+if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_safe_to_define___extensions__=yes
+else case e in #(
+  e) ac_cv_safe_to_define___extensions__=no ;;
+esac
 fi
-rm -f conftest*
-
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
-if test $ac_cv_header_stdc = yes; then
-  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_safe_to_define___extensions__" >&5
+printf "%s\n" "$ac_cv_safe_to_define___extensions__" >&6; }
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether _XOPEN_SOURCE should be defined" >&5
+printf %s "checking whether _XOPEN_SOURCE should be defined... " >&6; }
+if test ${ac_cv_should_define__xopen_source+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_cv_should_define__xopen_source=no
+    if test $ac_cv_header_wchar_h = yes
+then :
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stdlib.h>
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "free" >/dev/null 2>&1; then :
-
-else
-  ac_cv_header_stdc=no
-fi
-rm -f conftest*
+          #include <wchar.h>
+          mbstate_t x;
+int
+main (void)
+{
 
-fi
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then :
-  :
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <ctype.h>
-#include <stdlib.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) \
-		   (('a' <= (c) && (c) <= 'i') \
-		     || ('j' <= (c) && (c) <= 'r') \
-		     || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
-#endif
 
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+            #define _XOPEN_SOURCE 500
+            #include <wchar.h>
+            mbstate_t x;
 int
-main ()
+main (void)
 {
-  int i;
-  for (i = 0; i < 256; i++)
-    if (XOR (islower (i), ISLOWER (i))
-	|| toupper (i) != TOUPPER (i))
-      return 2;
+
+  ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-
-else
-  ac_cv_header_stdc=no
+if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_should_define__xopen_source=yes
 fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
-$as_echo "$ac_cv_header_stdc" >&6; }
-if test $ac_cv_header_stdc = yes; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_should_define__xopen_source" >&5
+printf "%s\n" "$ac_cv_should_define__xopen_source" >&6; }
 
-$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+  printf "%s\n" "#define _ALL_SOURCE 1" >>confdefs.h
 
-fi
+  printf "%s\n" "#define _DARWIN_C_SOURCE 1" >>confdefs.h
 
-# On IRIX 5.3, sys/types and inttypes.h are conflicting.
-for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
-		  inttypes.h stdint.h unistd.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
-"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+  printf "%s\n" "#define _GNU_SOURCE 1" >>confdefs.h
 
-fi
+  printf "%s\n" "#define _HPUX_ALT_XOPEN_SOCKET_API 1" >>confdefs.h
 
-done
+  printf "%s\n" "#define _NETBSD_SOURCE 1" >>confdefs.h
 
+  printf "%s\n" "#define _OPENBSD_SOURCE 1" >>confdefs.h
 
+  printf "%s\n" "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
 
-  ac_fn_c_check_header_mongrel "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default"
-if test "x$ac_cv_header_minix_config_h" = xyes; then :
-  MINIX=yes
-else
-  MINIX=
-fi
+  printf "%s\n" "#define __STDC_WANT_IEC_60559_ATTRIBS_EXT__ 1" >>confdefs.h
 
+  printf "%s\n" "#define __STDC_WANT_IEC_60559_BFP_EXT__ 1" >>confdefs.h
 
-  if test "$MINIX" = yes; then
+  printf "%s\n" "#define __STDC_WANT_IEC_60559_DFP_EXT__ 1" >>confdefs.h
 
-$as_echo "#define _POSIX_SOURCE 1" >>confdefs.h
+  printf "%s\n" "#define __STDC_WANT_IEC_60559_EXT__ 1" >>confdefs.h
 
+  printf "%s\n" "#define __STDC_WANT_IEC_60559_FUNCS_EXT__ 1" >>confdefs.h
 
-$as_echo "#define _POSIX_1_SOURCE 2" >>confdefs.h
+  printf "%s\n" "#define __STDC_WANT_IEC_60559_TYPES_EXT__ 1" >>confdefs.h
 
+  printf "%s\n" "#define __STDC_WANT_LIB_EXT2__ 1" >>confdefs.h
 
-$as_echo "#define _MINIX 1" >>confdefs.h
+  printf "%s\n" "#define __STDC_WANT_MATH_SPEC_FUNCS__ 1" >>confdefs.h
 
-  fi
+  printf "%s\n" "#define _TANDEM_SOURCE 1" >>confdefs.h
 
+  if test $ac_cv_header_minix_config_h = yes
+then :
+  MINIX=yes
+    printf "%s\n" "#define _MINIX 1" >>confdefs.h
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5
-$as_echo_n "checking whether it is safe to define __EXTENSIONS__... " >&6; }
-if ${ac_cv_safe_to_define___extensions__+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+    printf "%s\n" "#define _POSIX_SOURCE 1" >>confdefs.h
 
-#         define __EXTENSIONS__ 1
-          $ac_includes_default
-int
-main ()
-{
+    printf "%s\n" "#define _POSIX_1_SOURCE 2" >>confdefs.h
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_safe_to_define___extensions__=yes
-else
-  ac_cv_safe_to_define___extensions__=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+else case e in #(
+  e) MINIX= ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_safe_to_define___extensions__" >&5
-$as_echo "$ac_cv_safe_to_define___extensions__" >&6; }
-  test $ac_cv_safe_to_define___extensions__ = yes &&
-    $as_echo "#define __EXTENSIONS__ 1" >>confdefs.h
-
-  $as_echo "#define _ALL_SOURCE 1" >>confdefs.h
-
-  $as_echo "#define _GNU_SOURCE 1" >>confdefs.h
+  if test $ac_cv_safe_to_define___extensions__ = yes
+then :
+  printf "%s\n" "#define __EXTENSIONS__ 1" >>confdefs.h
 
-  $as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
-
-  $as_echo "#define _TANDEM_SOURCE 1" >>confdefs.h
+fi
+  if test $ac_cv_should_define__xopen_source = yes
+then :
+  printf "%s\n" "#define _XOPEN_SOURCE 500" >>confdefs.h
 
+fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing strerror" >&5
-$as_echo_n "checking for library containing strerror... " >&6; }
-if ${ac_cv_search_strerror+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_func_search_save_LIBS=$LIBS
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing strerror" >&5
+printf %s "checking for library containing strerror... " >&6; }
+if test ${ac_cv_search_strerror+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_func_search_save_LIBS=$LIBS
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char strerror ();
+char strerror (void);
 int
-main ()
+main (void)
 {
 return strerror ();
   ;
   return 0;
 }
 _ACEOF
-for ac_lib in '' cposix; do
+for ac_lib in '' cposix
+do
   if test -z "$ac_lib"; then
     ac_res="none required"
   else
     ac_res=-l$ac_lib
     LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
   fi
-  if ac_fn_c_try_link "$LINENO"; then :
+  if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_search_strerror=$ac_res
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext
-  if ${ac_cv_search_strerror+:} false; then :
+  if test ${ac_cv_search_strerror+y}
+then :
   break
 fi
 done
-if ${ac_cv_search_strerror+:} false; then :
+if test ${ac_cv_search_strerror+y}
+then :
 
-else
-  ac_cv_search_strerror=no
+else case e in #(
+  e) ac_cv_search_strerror=no ;;
+esac
 fi
 rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
+LIBS=$ac_func_search_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_strerror" >&5
-$as_echo "$ac_cv_search_strerror" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_strerror" >&5
+printf "%s\n" "$ac_cv_search_strerror" >&6; }
 ac_res=$ac_cv_search_strerror
-if test "$ac_res" != no; then :
+if test "$ac_res" != no
+then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
 fi
@@ -7260,12 +7931,13 @@ if test "${apr_found}" = "yes"; then
 ap_ckver_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS `$apr_config --includes`"
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for APR version 1.3.0 or later" >&5
-$as_echo_n "checking for APR version 1.3.0 or later... " >&6; }
-if ${ap_cv_aprver13+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for APR version 1.3.0 or later" >&5
+printf %s "checking for APR version 1.3.0 or later... " >&6; }
+if test ${ap_cv_aprver13+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -7276,16 +7948,19 @@ good
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "good" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "good" >/dev/null 2>&1
+then :
   ap_cv_aprver13=yes
-else
-  ap_cv_aprver13=no
+else case e in #(
+  e) ap_cv_aprver13=no ;;
+esac
 fi
-rm -f conftest*
-
+rm -rf conftest*
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_cv_aprver13" >&5
-$as_echo "$ap_cv_aprver13" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_cv_aprver13" >&5
+printf "%s\n" "$ap_cv_aprver13" >&6; }
 
 if test "$ap_cv_aprver13" = "yes"; then
   :
@@ -7317,12 +7992,13 @@ if test "${apu_found}" = "yes"; then
 ap_ckver_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS `$apu_config --includes`"
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for APR-util version 1.3.0 or later" >&5
-$as_echo_n "checking for APR-util version 1.3.0 or later... " >&6; }
-if ${ap_cv_apuver13+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for APR-util version 1.3.0 or later" >&5
+printf %s "checking for APR-util version 1.3.0 or later... " >&6; }
+if test ${ap_cv_apuver13+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -7333,16 +8009,19 @@ good
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "good" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "good" >/dev/null 2>&1
+then :
   ap_cv_apuver13=yes
-else
-  ap_cv_apuver13=no
+else case e in #(
+  e) ap_cv_apuver13=no ;;
+esac
 fi
-rm -f conftest*
-
+rm -rf conftest*
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_cv_apuver13" >&5
-$as_echo "$ap_cv_apuver13" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_cv_apuver13" >&5
+printf "%s\n" "$ap_cv_apuver13" >&6; }
 
 if test "$ap_cv_apuver13" = "yes"; then
   :
@@ -7368,12 +8047,13 @@ CPPFLAGS="$ap_ckver_CPPFLAGS"
 ap_ckver_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS `$apu_config --includes`"
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for APR-util version 1.3.0 or later" >&5
-$as_echo_n "checking for APR-util version 1.3.0 or later... " >&6; }
-if ${ap_cv_apuver13+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for APR-util version 1.3.0 or later" >&5
+printf %s "checking for APR-util version 1.3.0 or later... " >&6; }
+if test ${ap_cv_apuver13+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -7384,16 +8064,19 @@ good
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "good" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "good" >/dev/null 2>&1
+then :
   ap_cv_apuver13=yes
-else
-  ap_cv_apuver13=no
+else case e in #(
+  e) ap_cv_apuver13=no ;;
+esac
 fi
-rm -f conftest*
-
+rm -rf conftest*
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_cv_apuver13" >&5
-$as_echo "$ap_cv_apuver13" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_cv_apuver13" >&5
+printf "%s\n" "$ap_cv_apuver13" >&6; }
 
 if test "$ap_cv_apuver13" = "yes"; then
   :
@@ -7422,16 +8105,16 @@ else
 EOF
   MKDEP="true"
   for i in "$CC -MM" "$CC -M" "$CPP -MM" "$CPP -M" "cpp -M"; do
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $i can create proper make dependencies" >&5
-$as_echo_n "checking if $i can create proper make dependencies... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $i can create proper make dependencies" >&5
+printf %s "checking if $i can create proper make dependencies... " >&6; }
     if $i conftest.c 2>/dev/null | grep 'conftest.o: conftest.c' >/dev/null; then
       MKDEP=$i
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
       break;
     fi
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
   done
   rm -f conftest.c
 fi
@@ -7443,150 +8126,167 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
-$as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
+# Autoupdate added the next two lines to ensure that your configure
+# script's behavior did not change.  They are probably safe to remove.
 
-int
-main ()
-{
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+printf %s "checking for egrep... " >&6; }
+if test ${ac_cv_path_EGREP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in egrep
+   do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP" || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in #(
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+#(
+*)
+  ac_count=0
+  printf %s 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    printf "%s\n" 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_header_stdc=yes
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
 else
-  ac_cv_header_stdc=no
+  ac_cv_path_EGREP=$EGREP
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
-if test $ac_cv_header_stdc = yes; then
-  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <string.h>
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "memchr" >/dev/null 2>&1; then :
-
-else
-  ac_cv_header_stdc=no
+   fi ;;
+esac
 fi
-rm -f conftest*
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+printf "%s\n" "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
 
-fi
+         EGREP_TRADITIONAL=$EGREP
+ ac_cv_path_EGREP_TRADITIONAL=$EGREP
 
-if test $ac_cv_header_stdc = yes; then
-  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "free" >/dev/null 2>&1; then :
+ac_fn_c_check_header_compile "$LINENO" "string.h" "ac_cv_header_string_h" "$ac_includes_default"
+if test "x$ac_cv_header_string_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRING_H 1" >>confdefs.h
 
-else
-  ac_cv_header_stdc=no
 fi
-rm -f conftest*
+ac_fn_c_check_header_compile "$LINENO" "limits.h" "ac_cv_header_limits_h" "$ac_includes_default"
+if test "x$ac_cv_header_limits_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LIMITS_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "unistd.h" "ac_cv_header_unistd_h" "$ac_includes_default"
+if test "x$ac_cv_header_unistd_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_UNISTD_H 1" >>confdefs.h
 
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then :
-  :
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ctype.h>
-#include <stdlib.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) \
-		   (('a' <= (c) && (c) <= 'i') \
-		     || ('j' <= (c) && (c) <= 'r') \
-		     || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
-#endif
-
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
-int
-main ()
-{
-  int i;
-  for (i = 0; i < 256; i++)
-    if (XOR (islower (i), ISLOWER (i))
-	|| toupper (i) != TOUPPER (i))
-      return 2;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-
-else
-  ac_cv_header_stdc=no
 fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+ac_fn_c_check_header_compile "$LINENO" "sys/socket.h" "ac_cv_header_sys_socket_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_socket_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_SOCKET_H 1" >>confdefs.h
+
 fi
+ac_fn_c_check_header_compile "$LINENO" "pwd.h" "ac_cv_header_pwd_h" "$ac_includes_default"
+if test "x$ac_cv_header_pwd_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_PWD_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "grp.h" "ac_cv_header_grp_h" "$ac_includes_default"
+if test "x$ac_cv_header_grp_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_GRP_H 1" >>confdefs.h
+
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
-$as_echo "$ac_cv_header_stdc" >&6; }
-if test $ac_cv_header_stdc = yes; then
+ac_fn_c_check_header_compile "$LINENO" "strings.h" "ac_cv_header_strings_h" "$ac_includes_default"
+if test "x$ac_cv_header_strings_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRINGS_H 1" >>confdefs.h
 
-$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/prctl.h" "ac_cv_header_sys_prctl_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_prctl_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_PRCTL_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "sys/processor.h" "ac_cv_header_sys_processor_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_processor_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_PROCESSOR_H 1" >>confdefs.h
 
-for ac_header in \
-string.h \
-limits.h \
-unistd.h \
-sys/socket.h \
-pwd.h \
-grp.h \
-strings.h \
-sys/prctl.h \
-sys/processor.h \
-sys/sem.h \
-sys/sdt.h \
-sys/loadavg.h
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/sem.h" "ac_cv_header_sys_sem_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_sem_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_SEM_H 1" >>confdefs.h
 
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/sdt.h" "ac_cv_header_sys_sdt_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_sdt_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_SDT_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "sys/loadavg.h" "ac_cv_header_sys_loadavg_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_loadavg_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_LOADAVG_H 1" >>confdefs.h
 
-done
+fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sys/wait.h that is POSIX.1 compatible" >&5
-$as_echo_n "checking for sys/wait.h that is POSIX.1 compatible... " >&6; }
-if ${ac_cv_header_sys_wait_h+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sys/wait.h that is POSIX.1 compatible" >&5
+printf %s "checking for sys/wait.h that is POSIX.1 compatible... " >&6; }
+if test ${ac_cv_header_sys_wait_h+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -7598,7 +8298,7 @@ else
 #endif
 
 int
-main ()
+main (void)
 {
   int s;
   wait (&s);
@@ -7607,33 +8307,37 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_header_sys_wait_h=yes
-else
-  ac_cv_header_sys_wait_h=no
+else case e in #(
+  e) ac_cv_header_sys_wait_h=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_sys_wait_h" >&5
-$as_echo "$ac_cv_header_sys_wait_h" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_sys_wait_h" >&5
+printf "%s\n" "$ac_cv_header_sys_wait_h" >&6; }
 if test $ac_cv_header_sys_wait_h = yes; then
 
-$as_echo "#define HAVE_SYS_WAIT_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SYS_WAIT_H 1" >>confdefs.h
 
 fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
-$as_echo_n "checking for an ANSI C-conforming const... " >&6; }
-if ${ac_cv_c_const+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
+printf %s "checking for an ANSI C-conforming const... " >&6; }
+if test ${ac_cv_c_const+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
 #ifndef __cplusplus
@@ -7646,7 +8350,7 @@ main ()
   /* NEC SVR4.0.2 mips cc rejects this.  */
   struct point {int x, y;};
   static struct point const zero = {0,0};
-  /* AIX XL C 1.02.0.0 rejects this.
+  /* IBM XL C 1.02.0.0 rejects this.
      It does not let you subtract one const X* pointer from another in
      an arm of an if-expression whose if-part is not a constant
      expression */
@@ -7674,7 +8378,7 @@ main ()
     iptr p = 0;
     ++p;
   }
-  { /* AIX XL C 1.02.0.0 rejects this sort of thing, saying
+  { /* IBM XL C 1.02.0.0 rejects this sort of thing, saying
        "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
     struct s { int j; const int *ap[3]; } bx;
     struct s *b = &bx; b->j = 5;
@@ -7690,76 +8394,90 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_c_const=yes
-else
-  ac_cv_c_const=no
+else case e in #(
+  e) ac_cv_c_const=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
-$as_echo "$ac_cv_c_const" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
+printf "%s\n" "$ac_cv_c_const" >&6; }
 if test $ac_cv_c_const = no; then
 
-$as_echo "#define const /**/" >>confdefs.h
+printf "%s\n" "#define const /**/" >>confdefs.h
 
 fi
 
 
 saved_LIBS="$LIBS"
 LIBS=""
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing sqrt" >&5
-$as_echo_n "checking for library containing sqrt... " >&6; }
-if ${ac_cv_search_sqrt+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_func_search_save_LIBS=$LIBS
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing sqrt" >&5
+printf %s "checking for library containing sqrt... " >&6; }
+if test ${ac_cv_search_sqrt+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_func_search_save_LIBS=$LIBS
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char sqrt ();
+char sqrt (void);
 int
-main ()
+main (void)
 {
 return sqrt ();
   ;
   return 0;
 }
 _ACEOF
-for ac_lib in '' m; do
+for ac_lib in '' m
+do
   if test -z "$ac_lib"; then
     ac_res="none required"
   else
     ac_res=-l$ac_lib
     LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
   fi
-  if ac_fn_c_try_link "$LINENO"; then :
+  if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_search_sqrt=$ac_res
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext
-  if ${ac_cv_search_sqrt+:} false; then :
+  if test ${ac_cv_search_sqrt+y}
+then :
   break
 fi
 done
-if ${ac_cv_search_sqrt+:} false; then :
+if test ${ac_cv_search_sqrt+y}
+then :
 
-else
-  ac_cv_search_sqrt=no
+else case e in #(
+  e) ac_cv_search_sqrt=no ;;
+esac
 fi
 rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
+LIBS=$ac_func_search_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_sqrt" >&5
-$as_echo "$ac_cv_search_sqrt" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_sqrt" >&5
+printf "%s\n" "$ac_cv_search_sqrt" >&6; }
 ac_res=$ac_cv_search_sqrt
-if test "$ac_res" != no; then :
+if test "$ac_res" != no
+then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
 fi
@@ -7773,58 +8491,69 @@ LIBS="$saved_LIBS"
 
 saved_LIBS="$LIBS"
 LIBS=""
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing crypt" >&5
-$as_echo_n "checking for library containing crypt... " >&6; }
-if ${ac_cv_search_crypt+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_func_search_save_LIBS=$LIBS
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing crypt" >&5
+printf %s "checking for library containing crypt... " >&6; }
+if test ${ac_cv_search_crypt+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_func_search_save_LIBS=$LIBS
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char crypt ();
+char crypt (void);
 int
-main ()
+main (void)
 {
 return crypt ();
   ;
   return 0;
 }
 _ACEOF
-for ac_lib in '' crypt; do
+for ac_lib in '' crypt
+do
   if test -z "$ac_lib"; then
     ac_res="none required"
   else
     ac_res=-l$ac_lib
     LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
   fi
-  if ac_fn_c_try_link "$LINENO"; then :
+  if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_search_crypt=$ac_res
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext
-  if ${ac_cv_search_crypt+:} false; then :
+  if test ${ac_cv_search_crypt+y}
+then :
   break
 fi
 done
-if ${ac_cv_search_crypt+:} false; then :
+if test ${ac_cv_search_crypt+y}
+then :
 
-else
-  ac_cv_search_crypt=no
+else case e in #(
+  e) ac_cv_search_crypt=no ;;
+esac
 fi
 rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
+LIBS=$ac_func_search_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_crypt" >&5
-$as_echo "$ac_cv_search_crypt" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_crypt" >&5
+printf "%s\n" "$ac_cv_search_crypt" >&6; }
 ac_res=$ac_cv_search_crypt
-if test "$ac_res" != no; then :
+if test "$ac_res" != no
+then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
 fi
@@ -7834,43 +8563,144 @@ CRYPT_LIBS="$LIBS"
   APACHE_VAR_SUBST="$APACHE_VAR_SUBST CRYPT_LIBS"
 
 
-LIBS="$saved_LIBS"
 
+if test "$ac_cv_search_crypt" != "no"; then
+   # Test crypt() with the SHA-512 test vector from https://akkadia.org/drepper/SHA-crypt.txt
+   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether crypt() supports SHA-2" >&5
+printf %s "checking whether crypt() supports SHA-2... " >&6; }
+if test ${ap_cv_crypt_sha2+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
+    if test "$cross_compiling" = yes
+then :
+  ap_cv_crypt_sha2=no
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
 
-for ac_func in \
-getpwnam \
-getgrnam \
-initgroups \
-bindprocessor \
-prctl \
-timegm \
-getpgid \
-fopen64 \
-getloadavg
+#include <crypt.h>
+#include <stdlib.h>
+#include <string.h>
 
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+#define PASSWD_0 "Hello world!"
+#define SALT_0 "\$6\$saltstring"
+#define EXPECT_0 "\$6\$saltstring\$svn8UoSVapNtMuq1ukKS4tPQd8iKwSMHWjl/O817G3uBnIFNjnQJu" \
+               "esI68u4OTLiBFdcbYEdFCoEOfaS35inz1"
+
+int
+main (void)
+{
+char *result = crypt(PASSWD_0, SALT_0);
+     if (!result) return 1;
+     if (strcmp(result, EXPECT_0)) return 2;
+
+  ;
+  return 0;
+}
 _ACEOF
+if ac_fn_c_try_run "$LINENO"
+then :
+  ap_cv_crypt_sha2=yes
+else case e in #(
+  e) ap_cv_crypt_sha2=no ;;
+esac
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+ ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_cv_crypt_sha2" >&5
+printf "%s\n" "$ap_cv_crypt_sha2" >&6; }
+   if test "$ap_cv_crypt_sha2" = yes; then
+
+printf "%s\n" "#define HAVE_CRYPT_SHA2 1" >>confdefs.h
 
+   fi
 fi
-done
 
+LIBS="$saved_LIBS"
 
 
+ac_fn_c_check_func "$LINENO" "getpwnam" "ac_cv_func_getpwnam"
+if test "x$ac_cv_func_getpwnam" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETPWNAM 1" >>confdefs.h
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for void pointer length" >&5
-$as_echo_n "checking for void pointer length... " >&6; }
-if ${ap_cv_void_ptr_lt_long+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "$cross_compiling" = yes; then :
+fi
+ac_fn_c_check_func "$LINENO" "getgrnam" "ac_cv_func_getgrnam"
+if test "x$ac_cv_func_getgrnam" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETGRNAM 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "initgroups" "ac_cv_func_initgroups"
+if test "x$ac_cv_func_initgroups" = xyes
+then :
+  printf "%s\n" "#define HAVE_INITGROUPS 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "bindprocessor" "ac_cv_func_bindprocessor"
+if test "x$ac_cv_func_bindprocessor" = xyes
+then :
+  printf "%s\n" "#define HAVE_BINDPROCESSOR 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "prctl" "ac_cv_func_prctl"
+if test "x$ac_cv_func_prctl" = xyes
+then :
+  printf "%s\n" "#define HAVE_PRCTL 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "timegm" "ac_cv_func_timegm"
+if test "x$ac_cv_func_timegm" = xyes
+then :
+  printf "%s\n" "#define HAVE_TIMEGM 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "getpgid" "ac_cv_func_getpgid"
+if test "x$ac_cv_func_getpgid" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETPGID 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "fopen64" "ac_cv_func_fopen64"
+if test "x$ac_cv_func_fopen64" = xyes
+then :
+  printf "%s\n" "#define HAVE_FOPEN64 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "getloadavg" "ac_cv_func_getloadavg"
+if test "x$ac_cv_func_getloadavg" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETLOADAVG 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "gettid" "ac_cv_func_gettid"
+if test "x$ac_cv_func_gettid" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETTID 1" >>confdefs.h
+
+fi
+
+
+
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for void pointer length" >&5
+printf %s "checking for void pointer length... " >&6; }
+if test ${ap_cv_void_ptr_lt_long+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
   ap_cv_void_ptr_lt_long=yes
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int main(void)
@@ -7878,33 +8708,41 @@ int main(void)
     return sizeof(void *) < sizeof(long);
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_run "$LINENO"
+then :
   ap_cv_void_ptr_lt_long=no
-else
-  ap_cv_void_ptr_lt_long=yes
+else case e in #(
+  e) ap_cv_void_ptr_lt_long=yes ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_cv_void_ptr_lt_long" >&5
-$as_echo "$ap_cv_void_ptr_lt_long" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_cv_void_ptr_lt_long" >&5
+printf "%s\n" "$ap_cv_void_ptr_lt_long" >&6; }
 
 if test "$ap_cv_void_ptr_lt_long" = "yes"; then
     as_fn_error $? "Size of \"void *\" is less than size of \"long\"" "$LINENO" 5
 fi
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gettid()" >&5
-$as_echo_n "checking for gettid()... " >&6; }
-if ${ac_cv_gettid+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "$cross_compiling" = yes; then :
-  ac_cv_gettid=no
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+if test $ac_cv_func_gettid = no; then
+  # On Linux before glibc 2.30, gettid() is only usable via syscall()
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for gettid() via syscall" >&5
+printf %s "checking for gettid() via syscall... " >&6; }
+if test ${ap_cv_gettid+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test "$cross_compiling" = yes
+then :
+  ap_cv_gettid=no
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _GNU_SOURCE
 #include <unistd.h>
@@ -7913,53 +8751,62 @@ else
 int main(int argc, char **argv) {
 pid_t t = syscall(SYS_gettid); return t == -1 ? 1 : 0; }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-  ac_cv_gettid=yes
-else
-  ac_cv_gettid=no
+if ac_fn_c_try_run "$LINENO"
+then :
+  ap_cv_gettid=yes
+else case e in #(
+  e) ap_cv_gettid=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gettid" >&5
-$as_echo "$ac_cv_gettid" >&6; }
-if test "$ac_cv_gettid" = "yes"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_cv_gettid" >&5
+printf "%s\n" "$ap_cv_gettid" >&6; }
+  if test "$ap_cv_gettid" = "yes"; then
 
-$as_echo "#define HAVE_GETTID 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SYS_GETTID 1" >>confdefs.h
 
+  fi
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for tm_gmtoff in struct tm" >&5
-$as_echo_n "checking for tm_gmtoff in struct tm... " >&6; }
-if ${ac_cv_struct_tm_gmtoff+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for tm_gmtoff in struct tm" >&5
+printf %s "checking for tm_gmtoff in struct tm... " >&6; }
+if test ${ac_cv_struct_tm_gmtoff+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <time.h>
 int
-main ()
+main (void)
 {
 struct tm tm; tm.tm_gmtoff;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_struct_tm_gmtoff=yes
-else
-  ac_cv_struct_tm_gmtoff=no
+else case e in #(
+  e) ac_cv_struct_tm_gmtoff=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_struct_tm_gmtoff" >&5
-$as_echo "$ac_cv_struct_tm_gmtoff" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_struct_tm_gmtoff" >&5
+printf "%s\n" "$ac_cv_struct_tm_gmtoff" >&6; }
 if test "$ac_cv_struct_tm_gmtoff" = "yes"; then
 
-$as_echo "#define HAVE_GMTOFF 1" >>confdefs.h
+printf "%s\n" "#define HAVE_GMTOFF 1" >>confdefs.h
 
 fi
 
@@ -7971,66 +8818,69 @@ case $host in
    elif test -n "$PKGCONFIG" && $PKGCONFIG --exists libsystemd-daemon; then
       SYSTEMD_LIBS=`$PKGCONFIG --libs libsystemd-daemon`
    else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sd_notify in -lsystemd-daemon" >&5
-$as_echo_n "checking for sd_notify in -lsystemd-daemon... " >&6; }
-if ${ac_cv_lib_systemd_daemon_sd_notify+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sd_notify in -lsystemd-daemon" >&5
+printf %s "checking for sd_notify in -lsystemd-daemon... " >&6; }
+if test ${ac_cv_lib_systemd_daemon_sd_notify+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsystemd-daemon  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char sd_notify ();
+char sd_notify (void);
 int
-main ()
+main (void)
 {
 return sd_notify ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_systemd_daemon_sd_notify=yes
-else
-  ac_cv_lib_systemd_daemon_sd_notify=no
+else case e in #(
+  e) ac_cv_lib_systemd_daemon_sd_notify=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_systemd_daemon_sd_notify" >&5
-$as_echo "$ac_cv_lib_systemd_daemon_sd_notify" >&6; }
-if test "x$ac_cv_lib_systemd_daemon_sd_notify" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_systemd_daemon_sd_notify" >&5
+printf "%s\n" "$ac_cv_lib_systemd_daemon_sd_notify" >&6; }
+if test "x$ac_cv_lib_systemd_daemon_sd_notify" = xyes
+then :
   SYSTEMD_LIBS="-lsystemd-daemon"
 fi
 
    fi
    if test -n "$SYSTEMD_LIBS"; then
-      for ac_header in systemd/sd-daemon.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "systemd/sd-daemon.h" "ac_cv_header_systemd_sd_daemon_h" "$ac_includes_default"
-if test "x$ac_cv_header_systemd_sd_daemon_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SYSTEMD_SD_DAEMON_H 1
-_ACEOF
+      ac_fn_c_check_header_compile "$LINENO" "systemd/sd-daemon.h" "ac_cv_header_systemd_sd_daemon_h" "$ac_includes_default"
+if test "x$ac_cv_header_systemd_sd_daemon_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYSTEMD_SD_DAEMON_H 1" >>confdefs.h
 
 fi
 
-done
-
       if test "${ac_cv_header_systemd_sd_daemon_h}" = "no" || test -z "${SYSTEMD_LIBS}"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support systemd." >&5
-$as_echo "$as_me: WARNING: Your system does not support systemd." >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support systemd." >&5
+printf "%s\n" "$as_me: WARNING: Your system does not support systemd." >&2;}
       else
 
-$as_echo "#define HAVE_SYSTEMD 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SYSTEMD 1" >>confdefs.h
 
       fi
    fi
@@ -8062,25 +8912,30 @@ esac
 
 
 # Check whether --with-port was given.
-if test "${with_port+set}" = set; then :
+if test ${with_port+y}
+then :
   withval=$with_port; if test "$withval" = "yes"; then as_fn_error $? "'option --with-port requires a value (the TCP port number)'" "$LINENO" 5; else PORT="$withval"; fi
-else
-  PORT=80
+else case e in #(
+  e) PORT=80 ;;
+esac
 fi
 
 
 
 # Check whether --with-sslport was given.
-if test "${with_sslport+set}" = set; then :
+if test ${with_sslport+y}
+then :
   withval=$with_sslport; if test "$withval" = "yes"; then as_fn_error $? "'option --with-sslport requires a value (the SSL TCP port number)'" "$LINENO" 5; else SSLPORT="$withval"; fi
-else
-  SSLPORT=443
+else case e in #(
+  e) SSLPORT=443 ;;
+esac
 fi
 
 
 DTRACE=true
 # Check whether --enable-dtrace was given.
-if test "${enable_dtrace+set}" = set; then :
+if test ${enable_dtrace+y}
+then :
   enableval=$enable_dtrace;
   enable_dtrace=$enableval
   if test "$enableval" = "yes"; then
@@ -8108,10 +8963,11 @@ if test "${enable_dtrace+set}" = set; then :
     as_fn_error $? "'DTrace Support in the build system is not complete. Patches Welcome!'" "$LINENO" 5
   fi
 
-else
-
+else case e in #(
+  e)
   enable_dtrace=no
-
+ ;;
+esac
 fi
 
 
@@ -8121,7 +8977,7 @@ case $host in
   *-solaris2*)
     if test $enable_dtrace = "yes" -a "$ac_cv_header_sys_sdt_h" = "yes"; then
 
-$as_echo "#define AP_ENABLE_DTRACE 1" >>confdefs.h
+printf "%s\n" "#define AP_ENABLE_DTRACE 1" >>confdefs.h
 
         DTRACE="/usr/sbin/dtrace $DTRACEFLAGS"
         test -f include/apache_probes.h || $DTRACE -h -s apache_probes.d -o include/apache_probes.h
@@ -8135,11 +8991,12 @@ esac
 
 
 # Check whether --enable-hook-probes was given.
-if test "${enable_hook_probes+set}" = set; then :
+if test ${enable_hook_probes+y}
+then :
   enableval=$enable_hook_probes;
     if test "$enableval" = "yes"; then
 
-$as_echo "#define AP_HOOK_PROBES_ENABLED 1" >>confdefs.h
+printf "%s\n" "#define AP_HOOK_PROBES_ENABLED 1" >>confdefs.h
 
 
   if test "x$INTERNAL_CPPFLAGS" = "x"; then
@@ -8167,32 +9024,36 @@ $as_echo "#define AP_HOOK_PROBES_ENABLED 1" >>confdefs.h
 fi
 
 # Check whether --enable-exception-hook was given.
-if test "${enable_exception_hook+set}" = set; then :
+if test ${enable_exception_hook+y}
+then :
   enableval=$enable_exception_hook;
     if test "$enableval" = "yes"; then
 
-$as_echo "#define AP_ENABLE_EXCEPTION_HOOK 1" >>confdefs.h
+printf "%s\n" "#define AP_ENABLE_EXCEPTION_HOOK 1" >>confdefs.h
 
     fi
 
 fi
 
 # Check whether --enable-load-all-modules was given.
-if test "${enable_load_all_modules+set}" = set; then :
+if test ${enable_load_all_modules+y}
+then :
   enableval=$enable_load_all_modules;
   LOAD_ALL_MODULES=$enableval
-  { $as_echo "$as_me:${as_lineno-$LINENO}: Setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&5
-$as_echo "$as_me: Setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&6;}
-
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&5
+printf "%s\n" "$as_me: Setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&6;}
 
+else case e in #(
+  e)
   LOAD_ALL_MODULES="no"
-
+ ;;
+esac
 fi
 
 
 # Check whether --enable-maintainer-mode was given.
-if test "${enable_maintainer_mode+set}" = set; then :
+if test ${enable_maintainer_mode+y}
+then :
   enableval=$enable_maintainer_mode;
   if test "$enableval" = "yes"; then
 
@@ -8220,36 +9081,40 @@ if test "${enable_maintainer_mode+set}" = set; then :
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -std=c89" >&5
-$as_echo_n "checking whether gcc accepts -std=c89... " >&6; }
-if ${ac_cv_gcc__std_c89+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -std=c89" >&5
+printf %s "checking whether gcc accepts -std=c89... " >&6; }
+if test ${ac_cv_gcc__std_c89+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -std=c89 -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__std_c89=yes
-else
-  ac_cv_gcc__std_c89=no
+else case e in #(
+  e) ac_cv_gcc__std_c89=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__std_c89" >&5
-$as_echo "$ac_cv_gcc__std_c89" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__std_c89" >&5
+printf "%s\n" "$ac_cv_gcc__std_c89" >&6; }
     if test "$ac_cv_gcc__std_c89" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8279,36 +9144,40 @@ $as_echo "$ac_cv_gcc__std_c89" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Werror" >&5
-$as_echo_n "checking whether gcc accepts -Werror... " >&6; }
-if ${ac_cv_gcc__Werror+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Werror" >&5
+printf %s "checking whether gcc accepts -Werror... " >&6; }
+if test ${ac_cv_gcc__Werror+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Werror -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Werror=yes
-else
-  ac_cv_gcc__Werror=no
+else case e in #(
+  e) ac_cv_gcc__Werror=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Werror" >&5
-$as_echo "$ac_cv_gcc__Werror" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Werror" >&5
+printf "%s\n" "$ac_cv_gcc__Werror" >&6; }
     if test "$ac_cv_gcc__Werror" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8338,36 +9207,40 @@ $as_echo "$ac_cv_gcc__Werror" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wall" >&5
-$as_echo_n "checking whether gcc accepts -Wall... " >&6; }
-if ${ac_cv_gcc__Wall+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wall" >&5
+printf %s "checking whether gcc accepts -Wall... " >&6; }
+if test ${ac_cv_gcc__Wall+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wall -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wall=yes
-else
-  ac_cv_gcc__Wall=no
+else case e in #(
+  e) ac_cv_gcc__Wall=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wall" >&5
-$as_echo "$ac_cv_gcc__Wall" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wall" >&5
+printf "%s\n" "$ac_cv_gcc__Wall" >&6; }
     if test "$ac_cv_gcc__Wall" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8397,36 +9270,40 @@ $as_echo "$ac_cv_gcc__Wall" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wstrict-prototypes" >&5
-$as_echo_n "checking whether gcc accepts -Wstrict-prototypes... " >&6; }
-if ${ac_cv_gcc__Wstrict_prototypes+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wstrict-prototypes" >&5
+printf %s "checking whether gcc accepts -Wstrict-prototypes... " >&6; }
+if test ${ac_cv_gcc__Wstrict_prototypes+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wstrict-prototypes -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wstrict_prototypes=yes
-else
-  ac_cv_gcc__Wstrict_prototypes=no
+else case e in #(
+  e) ac_cv_gcc__Wstrict_prototypes=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wstrict_prototypes" >&5
-$as_echo "$ac_cv_gcc__Wstrict_prototypes" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wstrict_prototypes" >&5
+printf "%s\n" "$ac_cv_gcc__Wstrict_prototypes" >&6; }
     if test "$ac_cv_gcc__Wstrict_prototypes" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8456,36 +9333,40 @@ $as_echo "$ac_cv_gcc__Wstrict_prototypes" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-prototypes" >&5
-$as_echo_n "checking whether gcc accepts -Wmissing-prototypes... " >&6; }
-if ${ac_cv_gcc__Wmissing_prototypes+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-prototypes" >&5
+printf %s "checking whether gcc accepts -Wmissing-prototypes... " >&6; }
+if test ${ac_cv_gcc__Wmissing_prototypes+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wmissing-prototypes -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wmissing_prototypes=yes
-else
-  ac_cv_gcc__Wmissing_prototypes=no
+else case e in #(
+  e) ac_cv_gcc__Wmissing_prototypes=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_prototypes" >&5
-$as_echo "$ac_cv_gcc__Wmissing_prototypes" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_prototypes" >&5
+printf "%s\n" "$ac_cv_gcc__Wmissing_prototypes" >&6; }
     if test "$ac_cv_gcc__Wmissing_prototypes" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8515,36 +9396,40 @@ $as_echo "$ac_cv_gcc__Wmissing_prototypes" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-declarations" >&5
-$as_echo_n "checking whether gcc accepts -Wmissing-declarations... " >&6; }
-if ${ac_cv_gcc__Wmissing_declarations+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-declarations" >&5
+printf %s "checking whether gcc accepts -Wmissing-declarations... " >&6; }
+if test ${ac_cv_gcc__Wmissing_declarations+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wmissing-declarations -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wmissing_declarations=yes
-else
-  ac_cv_gcc__Wmissing_declarations=no
+else case e in #(
+  e) ac_cv_gcc__Wmissing_declarations=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_declarations" >&5
-$as_echo "$ac_cv_gcc__Wmissing_declarations" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_declarations" >&5
+printf "%s\n" "$ac_cv_gcc__Wmissing_declarations" >&6; }
     if test "$ac_cv_gcc__Wmissing_declarations" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8574,36 +9459,40 @@ $as_echo "$ac_cv_gcc__Wmissing_declarations" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wdeclaration-after-statement" >&5
-$as_echo_n "checking whether gcc accepts -Wdeclaration-after-statement... " >&6; }
-if ${ac_cv_gcc__Wdeclaration_after_statement+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wdeclaration-after-statement" >&5
+printf %s "checking whether gcc accepts -Wdeclaration-after-statement... " >&6; }
+if test ${ac_cv_gcc__Wdeclaration_after_statement+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wdeclaration-after-statement -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wdeclaration_after_statement=yes
-else
-  ac_cv_gcc__Wdeclaration_after_statement=no
+else case e in #(
+  e) ac_cv_gcc__Wdeclaration_after_statement=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wdeclaration_after_statement" >&5
-$as_echo "$ac_cv_gcc__Wdeclaration_after_statement" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wdeclaration_after_statement" >&5
+printf "%s\n" "$ac_cv_gcc__Wdeclaration_after_statement" >&6; }
     if test "$ac_cv_gcc__Wdeclaration_after_statement" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8633,36 +9522,40 @@ $as_echo "$ac_cv_gcc__Wdeclaration_after_statement" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wpointer-arith" >&5
-$as_echo_n "checking whether gcc accepts -Wpointer-arith... " >&6; }
-if ${ac_cv_gcc__Wpointer_arith+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wpointer-arith" >&5
+printf %s "checking whether gcc accepts -Wpointer-arith... " >&6; }
+if test ${ac_cv_gcc__Wpointer_arith+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wpointer-arith -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wpointer_arith=yes
-else
-  ac_cv_gcc__Wpointer_arith=no
+else case e in #(
+  e) ac_cv_gcc__Wpointer_arith=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wpointer_arith" >&5
-$as_echo "$ac_cv_gcc__Wpointer_arith" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wpointer_arith" >&5
+printf "%s\n" "$ac_cv_gcc__Wpointer_arith" >&6; }
     if test "$ac_cv_gcc__Wpointer_arith" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8692,36 +9585,40 @@ $as_echo "$ac_cv_gcc__Wpointer_arith" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat" >&5
-$as_echo_n "checking whether gcc accepts -Wformat... " >&6; }
-if ${ac_cv_gcc__Wformat+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat" >&5
+printf %s "checking whether gcc accepts -Wformat... " >&6; }
+if test ${ac_cv_gcc__Wformat+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wformat -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wformat=yes
-else
-  ac_cv_gcc__Wformat=no
+else case e in #(
+  e) ac_cv_gcc__Wformat=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat" >&5
-$as_echo "$ac_cv_gcc__Wformat" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat" >&5
+printf "%s\n" "$ac_cv_gcc__Wformat" >&6; }
     if test "$ac_cv_gcc__Wformat" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8751,36 +9648,40 @@ $as_echo "$ac_cv_gcc__Wformat" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat-security" >&5
-$as_echo_n "checking whether gcc accepts -Wformat-security... " >&6; }
-if ${ac_cv_gcc__Wformat_security+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat-security" >&5
+printf %s "checking whether gcc accepts -Wformat-security... " >&6; }
+if test ${ac_cv_gcc__Wformat_security+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wformat-security -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wformat_security=yes
-else
-  ac_cv_gcc__Wformat_security=no
+else case e in #(
+  e) ac_cv_gcc__Wformat_security=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat_security" >&5
-$as_echo "$ac_cv_gcc__Wformat_security" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat_security" >&5
+printf "%s\n" "$ac_cv_gcc__Wformat_security" >&6; }
     if test "$ac_cv_gcc__Wformat_security" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8810,36 +9711,40 @@ $as_echo "$ac_cv_gcc__Wformat_security" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wunused" >&5
-$as_echo_n "checking whether gcc accepts -Wunused... " >&6; }
-if ${ac_cv_gcc__Wunused+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wunused" >&5
+printf %s "checking whether gcc accepts -Wunused... " >&6; }
+if test ${ac_cv_gcc__Wunused+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wunused -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wunused=yes
-else
-  ac_cv_gcc__Wunused=no
+else case e in #(
+  e) ac_cv_gcc__Wunused=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wunused" >&5
-$as_echo "$ac_cv_gcc__Wunused" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wunused" >&5
+printf "%s\n" "$ac_cv_gcc__Wunused" >&6; }
     if test "$ac_cv_gcc__Wunused" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8891,20 +9796,21 @@ $as_echo "$ac_cv_gcc__Wunused" >&6; }
     fi
     if test "x$enable_load_all_modules" = "x"; then
       LOAD_ALL_MODULES=yes
-      { $as_echo "$as_me:${as_lineno-$LINENO}: Maintainer mode setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&5
-$as_echo "$as_me: Maintainer mode setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Maintainer mode setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&5
+printf "%s\n" "$as_me: Maintainer mode setting \"LOAD_ALL_MODULES\" to $LOAD_ALL_MODULES" >&6;}
     fi
     if test "x$enable_bucketeer" = "x"; then
       enable_bucketeer=yes
-      { $as_echo "$as_me:${as_lineno-$LINENO}: Maintainer mode setting \"enable_bucketeer\" to yes" >&5
-$as_echo "$as_me: Maintainer mode setting \"enable_bucketeer\" to yes" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Maintainer mode setting \"enable_bucketeer\" to yes" >&5
+printf "%s\n" "$as_me: Maintainer mode setting \"enable_bucketeer\" to yes" >&6;}
     fi
   fi
 
 fi
 
 # Check whether --enable-debugger-mode was given.
-if test "${enable_debugger_mode+set}" = set; then :
+if test ${enable_debugger_mode+y}
+then :
   enableval=$enable_debugger_mode;
   if test "$enableval" = "yes"; then
 
@@ -8932,36 +9838,40 @@ if test "${enable_debugger_mode+set}" = set; then :
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -O0" >&5
-$as_echo_n "checking whether gcc accepts -O0... " >&6; }
-if ${ac_cv_gcc__O0+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -O0" >&5
+printf %s "checking whether gcc accepts -O0... " >&6; }
+if test ${ac_cv_gcc__O0+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -O0 -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__O0=yes
-else
-  ac_cv_gcc__O0=no
+else case e in #(
+  e) ac_cv_gcc__O0=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__O0" >&5
-$as_echo "$ac_cv_gcc__O0" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__O0" >&5
+printf "%s\n" "$ac_cv_gcc__O0" >&6; }
     if test "$ac_cv_gcc__O0" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -8991,36 +9901,40 @@ $as_echo "$ac_cv_gcc__O0" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wall" >&5
-$as_echo_n "checking whether gcc accepts -Wall... " >&6; }
-if ${ac_cv_gcc__Wall+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wall" >&5
+printf %s "checking whether gcc accepts -Wall... " >&6; }
+if test ${ac_cv_gcc__Wall+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wall -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wall=yes
-else
-  ac_cv_gcc__Wall=no
+else case e in #(
+  e) ac_cv_gcc__Wall=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wall" >&5
-$as_echo "$ac_cv_gcc__Wall" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wall" >&5
+printf "%s\n" "$ac_cv_gcc__Wall" >&6; }
     if test "$ac_cv_gcc__Wall" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9050,36 +9964,40 @@ $as_echo "$ac_cv_gcc__Wall" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wstrict-prototypes" >&5
-$as_echo_n "checking whether gcc accepts -Wstrict-prototypes... " >&6; }
-if ${ac_cv_gcc__Wstrict_prototypes+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wstrict-prototypes" >&5
+printf %s "checking whether gcc accepts -Wstrict-prototypes... " >&6; }
+if test ${ac_cv_gcc__Wstrict_prototypes+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wstrict-prototypes -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wstrict_prototypes=yes
-else
-  ac_cv_gcc__Wstrict_prototypes=no
+else case e in #(
+  e) ac_cv_gcc__Wstrict_prototypes=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wstrict_prototypes" >&5
-$as_echo "$ac_cv_gcc__Wstrict_prototypes" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wstrict_prototypes" >&5
+printf "%s\n" "$ac_cv_gcc__Wstrict_prototypes" >&6; }
     if test "$ac_cv_gcc__Wstrict_prototypes" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9109,36 +10027,40 @@ $as_echo "$ac_cv_gcc__Wstrict_prototypes" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-prototypes" >&5
-$as_echo_n "checking whether gcc accepts -Wmissing-prototypes... " >&6; }
-if ${ac_cv_gcc__Wmissing_prototypes+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-prototypes" >&5
+printf %s "checking whether gcc accepts -Wmissing-prototypes... " >&6; }
+if test ${ac_cv_gcc__Wmissing_prototypes+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wmissing-prototypes -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wmissing_prototypes=yes
-else
-  ac_cv_gcc__Wmissing_prototypes=no
+else case e in #(
+  e) ac_cv_gcc__Wmissing_prototypes=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_prototypes" >&5
-$as_echo "$ac_cv_gcc__Wmissing_prototypes" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_prototypes" >&5
+printf "%s\n" "$ac_cv_gcc__Wmissing_prototypes" >&6; }
     if test "$ac_cv_gcc__Wmissing_prototypes" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9168,36 +10090,40 @@ $as_echo "$ac_cv_gcc__Wmissing_prototypes" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-declarations" >&5
-$as_echo_n "checking whether gcc accepts -Wmissing-declarations... " >&6; }
-if ${ac_cv_gcc__Wmissing_declarations+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wmissing-declarations" >&5
+printf %s "checking whether gcc accepts -Wmissing-declarations... " >&6; }
+if test ${ac_cv_gcc__Wmissing_declarations+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wmissing-declarations -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wmissing_declarations=yes
-else
-  ac_cv_gcc__Wmissing_declarations=no
+else case e in #(
+  e) ac_cv_gcc__Wmissing_declarations=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_declarations" >&5
-$as_echo "$ac_cv_gcc__Wmissing_declarations" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wmissing_declarations" >&5
+printf "%s\n" "$ac_cv_gcc__Wmissing_declarations" >&6; }
     if test "$ac_cv_gcc__Wmissing_declarations" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9227,36 +10153,40 @@ $as_echo "$ac_cv_gcc__Wmissing_declarations" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wdeclaration-after-statement" >&5
-$as_echo_n "checking whether gcc accepts -Wdeclaration-after-statement... " >&6; }
-if ${ac_cv_gcc__Wdeclaration_after_statement+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wdeclaration-after-statement" >&5
+printf %s "checking whether gcc accepts -Wdeclaration-after-statement... " >&6; }
+if test ${ac_cv_gcc__Wdeclaration_after_statement+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wdeclaration-after-statement -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wdeclaration_after_statement=yes
-else
-  ac_cv_gcc__Wdeclaration_after_statement=no
+else case e in #(
+  e) ac_cv_gcc__Wdeclaration_after_statement=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wdeclaration_after_statement" >&5
-$as_echo "$ac_cv_gcc__Wdeclaration_after_statement" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wdeclaration_after_statement" >&5
+printf "%s\n" "$ac_cv_gcc__Wdeclaration_after_statement" >&6; }
     if test "$ac_cv_gcc__Wdeclaration_after_statement" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9286,36 +10216,40 @@ $as_echo "$ac_cv_gcc__Wdeclaration_after_statement" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Werror=declaration-after-statement" >&5
-$as_echo_n "checking whether gcc accepts -Werror=declaration-after-statement... " >&6; }
-if ${ac_cv_gcc__Werror_declaration_after_statement+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Werror=declaration-after-statement" >&5
+printf %s "checking whether gcc accepts -Werror=declaration-after-statement... " >&6; }
+if test ${ac_cv_gcc__Werror_declaration_after_statement+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Werror=declaration-after-statement -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Werror_declaration_after_statement=yes
-else
-  ac_cv_gcc__Werror_declaration_after_statement=no
+else case e in #(
+  e) ac_cv_gcc__Werror_declaration_after_statement=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Werror_declaration_after_statement" >&5
-$as_echo "$ac_cv_gcc__Werror_declaration_after_statement" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Werror_declaration_after_statement" >&5
+printf "%s\n" "$ac_cv_gcc__Werror_declaration_after_statement" >&6; }
     if test "$ac_cv_gcc__Werror_declaration_after_statement" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9345,36 +10279,40 @@ $as_echo "$ac_cv_gcc__Werror_declaration_after_statement" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wpointer-arith" >&5
-$as_echo_n "checking whether gcc accepts -Wpointer-arith... " >&6; }
-if ${ac_cv_gcc__Wpointer_arith+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wpointer-arith" >&5
+printf %s "checking whether gcc accepts -Wpointer-arith... " >&6; }
+if test ${ac_cv_gcc__Wpointer_arith+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wpointer-arith -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wpointer_arith=yes
-else
-  ac_cv_gcc__Wpointer_arith=no
+else case e in #(
+  e) ac_cv_gcc__Wpointer_arith=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wpointer_arith" >&5
-$as_echo "$ac_cv_gcc__Wpointer_arith" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wpointer_arith" >&5
+printf "%s\n" "$ac_cv_gcc__Wpointer_arith" >&6; }
     if test "$ac_cv_gcc__Wpointer_arith" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9404,36 +10342,40 @@ $as_echo "$ac_cv_gcc__Wpointer_arith" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat" >&5
-$as_echo_n "checking whether gcc accepts -Wformat... " >&6; }
-if ${ac_cv_gcc__Wformat+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat" >&5
+printf %s "checking whether gcc accepts -Wformat... " >&6; }
+if test ${ac_cv_gcc__Wformat+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wformat -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wformat=yes
-else
-  ac_cv_gcc__Wformat=no
+else case e in #(
+  e) ac_cv_gcc__Wformat=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat" >&5
-$as_echo "$ac_cv_gcc__Wformat" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat" >&5
+printf "%s\n" "$ac_cv_gcc__Wformat" >&6; }
     if test "$ac_cv_gcc__Wformat" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9463,36 +10405,40 @@ $as_echo "$ac_cv_gcc__Wformat" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat-security" >&5
-$as_echo_n "checking whether gcc accepts -Wformat-security... " >&6; }
-if ${ac_cv_gcc__Wformat_security+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Wformat-security" >&5
+printf %s "checking whether gcc accepts -Wformat-security... " >&6; }
+if test ${ac_cv_gcc__Wformat_security+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Wformat-security -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Wformat_security=yes
-else
-  ac_cv_gcc__Wformat_security=no
+else case e in #(
+  e) ac_cv_gcc__Wformat_security=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat_security" >&5
-$as_echo "$ac_cv_gcc__Wformat_security" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Wformat_security" >&5
+printf "%s\n" "$ac_cv_gcc__Wformat_security" >&6; }
     if test "$ac_cv_gcc__Wformat_security" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9522,36 +10468,40 @@ $as_echo "$ac_cv_gcc__Wformat_security" >&6; }
 
 
   if test "$GCC" = "yes"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Werror=format-security" >&5
-$as_echo_n "checking whether gcc accepts -Werror=format-security... " >&6; }
-if ${ac_cv_gcc__Werror_format_security+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gcc accepts -Werror=format-security" >&5
+printf %s "checking whether gcc accepts -Werror=format-security... " >&6; }
+if test ${ac_cv_gcc__Werror_format_security+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -Werror=format-security -Wno-strict-prototypes"
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_gcc__Werror_format_security=yes
-else
-  ac_cv_gcc__Werror_format_security=no
+else case e in #(
+  e) ac_cv_gcc__Werror_format_security=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
       CFLAGS="$save_CFLAGS"
-
+     ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Werror_format_security" >&5
-$as_echo "$ac_cv_gcc__Werror_format_security" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gcc__Werror_format_security" >&5
+printf "%s\n" "$ac_cv_gcc__Werror_format_security" >&6; }
     if test "$ac_cv_gcc__Werror_format_security" = "yes" ; then
 
   if test "x$NOTEST_CFLAGS" = "x"; then
@@ -9606,43 +10556,50 @@ $as_echo "$ac_cv_gcc__Werror_format_security" >&6; }
 fi
 
 # Check whether --enable-pie was given.
-if test "${enable_pie+set}" = set; then :
+if test ${enable_pie+y}
+then :
   enableval=$enable_pie;
 fi
 
 if test "$enable_pie" = "yes"; then
-   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts PIE flags" >&5
-$as_echo_n "checking whether $CC accepts PIE flags... " >&6; }
-if ${ap_cv_cc_pie+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts PIE flags" >&5
+printf %s "checking whether $CC accepts PIE flags... " >&6; }
+if test ${ap_cv_cc_pie+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
      save_CFLAGS=$CFLAGS
      save_LDFLAGS=$LDFLAGS
      CFLAGS="$CFLAGS -fPIE"
      LDFLAGS="$LDFLAGS -pie"
-     if test "$cross_compiling" = yes; then :
+     if test "$cross_compiling" = yes
+then :
   ap_cv_cc_pie=yes
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+else case e in #(
+  e) cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 static int foo[30000]; int main () { return 0; }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_run "$LINENO"
+then :
   ap_cv_cc_pie=yes
-else
-  ap_cv_cc_pie=no
+else case e in #(
+  e) ap_cv_cc_pie=no ;;
+esac
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+  conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
 fi
 
      CFLAGS=$save_CFLAGS
      LDFLAGS=$save_LDFLAGS
-
+    ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_cv_cc_pie" >&5
-$as_echo "$ap_cv_cc_pie" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_cv_cc_pie" >&5
+printf "%s\n" "$ap_cv_cc_pie" >&6; }
    if test "$ap_cv_cc_pie" = "yes"; then
      PICFLAGS="-fPIE"
      PILDFLAGS="-pie"
@@ -9677,25 +10634,28 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_define_APR_HAS_DSO=yes
-else
-  ac_cv_define_APR_HAS_DSO=no
+else case e in #(
+  e) ac_cv_define_APR_HAS_DSO=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
 CPPFLAGS=$apr_old_cppflags
 
 
   if test $ac_cv_define_APR_HAS_DSO = "no"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Missing DSO support - building static modules by default." >&5
-$as_echo "$as_me: WARNING: Missing DSO support - building static modules by default." >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Missing DSO support - building static modules by default." >&5
+printf "%s\n" "$as_me: WARNING: Missing DSO support - building static modules by default." >&2;}
     module_default=static
   fi
 
 
   # Check whether --enable-modules was given.
-if test "${enable_modules+set}" = set; then :
+if test ${enable_modules+y}
+then :
   enableval=$enable_modules;
     if test "$enableval" = "none"; then
        module_default=no
@@ -9716,7 +10676,8 @@ fi
 
 
   # Check whether --enable-mods-shared was given.
-if test "${enable_mods_shared+set}" = set; then :
+if test ${enable_mods_shared+y}
+then :
   enableval=$enable_mods_shared;
     for i in $enableval; do
       if test "$i" = "all" -o "$i" = "most" -o "$i" = "few" -o "$i" = "reallyall"
@@ -9733,7 +10694,8 @@ fi
 
 
   # Check whether --enable-mods-static was given.
-if test "${enable_mods_static+set}" = set; then :
+if test ${enable_mods_static+y}
+then :
   enableval=$enable_mods_static;
     for i in $enableval; do
       if test "$i" = "all" -o "$i" = "most" -o "$i" = "few" -o "$i" = "reallyall"; then
@@ -9765,13 +10727,15 @@ fi
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_file" >&5
-$as_echo_n "checking whether to enable mod_authn_file... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_file" >&5
+printf %s "checking whether to enable mod_authn_file... " >&6; }
     # Check whether --enable-authn-file was given.
-if test "${enable_authn_file+set}" = set; then :
+if test ${enable_authn_file+y}
+then :
   enableval=$enable_authn_file; force_authn_file=$enableval
-else
-  enable_authn_file=yes
+else case e in #(
+  e) enable_authn_file=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -9826,8 +10790,8 @@ fi
   if test "$enable_authn_file" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authn_file$_apmod_extra_msg" >&5
-$as_echo "$enable_authn_file$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authn_file$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authn_file$_apmod_extra_msg" >&6; }
   if test "$enable_authn_file" != "no"; then
     case "$enable_authn_file" in
     static*)
@@ -9906,13 +10870,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_dbm" >&5
-$as_echo_n "checking whether to enable mod_authn_dbm... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_dbm" >&5
+printf %s "checking whether to enable mod_authn_dbm... " >&6; }
     # Check whether --enable-authn-dbm was given.
-if test "${enable_authn_dbm+set}" = set; then :
+if test ${enable_authn_dbm+y}
+then :
   enableval=$enable_authn_dbm; force_authn_dbm=$enableval
-else
-  enable_authn_dbm=most
+else case e in #(
+  e) enable_authn_dbm=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -9967,8 +10933,8 @@ fi
   if test "$enable_authn_dbm" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authn_dbm$_apmod_extra_msg" >&5
-$as_echo "$enable_authn_dbm$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authn_dbm$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authn_dbm$_apmod_extra_msg" >&6; }
   if test "$enable_authn_dbm" != "no"; then
     case "$enable_authn_dbm" in
     static*)
@@ -10047,13 +11013,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_anon" >&5
-$as_echo_n "checking whether to enable mod_authn_anon... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_anon" >&5
+printf %s "checking whether to enable mod_authn_anon... " >&6; }
     # Check whether --enable-authn-anon was given.
-if test "${enable_authn_anon+set}" = set; then :
+if test ${enable_authn_anon+y}
+then :
   enableval=$enable_authn_anon; force_authn_anon=$enableval
-else
-  enable_authn_anon=most
+else case e in #(
+  e) enable_authn_anon=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -10108,8 +11076,8 @@ fi
   if test "$enable_authn_anon" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authn_anon$_apmod_extra_msg" >&5
-$as_echo "$enable_authn_anon$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authn_anon$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authn_anon$_apmod_extra_msg" >&6; }
   if test "$enable_authn_anon" != "no"; then
     case "$enable_authn_anon" in
     static*)
@@ -10188,13 +11156,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_dbd" >&5
-$as_echo_n "checking whether to enable mod_authn_dbd... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_dbd" >&5
+printf %s "checking whether to enable mod_authn_dbd... " >&6; }
     # Check whether --enable-authn-dbd was given.
-if test "${enable_authn_dbd+set}" = set; then :
+if test ${enable_authn_dbd+y}
+then :
   enableval=$enable_authn_dbd; force_authn_dbd=$enableval
-else
-  enable_authn_dbd=most
+else case e in #(
+  e) enable_authn_dbd=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -10249,8 +11219,8 @@ fi
   if test "$enable_authn_dbd" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authn_dbd$_apmod_extra_msg" >&5
-$as_echo "$enable_authn_dbd$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authn_dbd$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authn_dbd$_apmod_extra_msg" >&6; }
   if test "$enable_authn_dbd" != "no"; then
     case "$enable_authn_dbd" in
     static*)
@@ -10329,13 +11299,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_socache" >&5
-$as_echo_n "checking whether to enable mod_authn_socache... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_socache" >&5
+printf %s "checking whether to enable mod_authn_socache... " >&6; }
     # Check whether --enable-authn-socache was given.
-if test "${enable_authn_socache+set}" = set; then :
+if test ${enable_authn_socache+y}
+then :
   enableval=$enable_authn_socache; force_authn_socache=$enableval
-else
-  enable_authn_socache=most
+else case e in #(
+  e) enable_authn_socache=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -10390,8 +11362,8 @@ fi
   if test "$enable_authn_socache" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authn_socache$_apmod_extra_msg" >&5
-$as_echo "$enable_authn_socache$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authn_socache$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authn_socache$_apmod_extra_msg" >&6; }
   if test "$enable_authn_socache" != "no"; then
     case "$enable_authn_socache" in
     static*)
@@ -10471,13 +11443,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_core" >&5
-$as_echo_n "checking whether to enable mod_authn_core... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authn_core" >&5
+printf %s "checking whether to enable mod_authn_core... " >&6; }
     # Check whether --enable-authn-core was given.
-if test "${enable_authn_core+set}" = set; then :
+if test ${enable_authn_core+y}
+then :
   enableval=$enable_authn_core; force_authn_core=$enableval
-else
-  enable_authn_core=yes
+else case e in #(
+  e) enable_authn_core=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -10532,8 +11506,8 @@ fi
   if test "$enable_authn_core" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authn_core$_apmod_extra_msg" >&5
-$as_echo "$enable_authn_core$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authn_core$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authn_core$_apmod_extra_msg" >&6; }
   if test "$enable_authn_core" != "no"; then
     case "$enable_authn_core" in
     static*)
@@ -10613,13 +11587,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_host" >&5
-$as_echo_n "checking whether to enable mod_authz_host... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_host" >&5
+printf %s "checking whether to enable mod_authz_host... " >&6; }
     # Check whether --enable-authz-host was given.
-if test "${enable_authz_host+set}" = set; then :
+if test ${enable_authz_host+y}
+then :
   enableval=$enable_authz_host; force_authz_host=$enableval
-else
-  enable_authz_host=yes
+else case e in #(
+  e) enable_authz_host=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -10674,8 +11650,8 @@ fi
   if test "$enable_authz_host" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authz_host$_apmod_extra_msg" >&5
-$as_echo "$enable_authz_host$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authz_host$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authz_host$_apmod_extra_msg" >&6; }
   if test "$enable_authz_host" != "no"; then
     case "$enable_authz_host" in
     static*)
@@ -10754,13 +11730,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_groupfile" >&5
-$as_echo_n "checking whether to enable mod_authz_groupfile... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_groupfile" >&5
+printf %s "checking whether to enable mod_authz_groupfile... " >&6; }
     # Check whether --enable-authz-groupfile was given.
-if test "${enable_authz_groupfile+set}" = set; then :
+if test ${enable_authz_groupfile+y}
+then :
   enableval=$enable_authz_groupfile; force_authz_groupfile=$enableval
-else
-  enable_authz_groupfile=yes
+else case e in #(
+  e) enable_authz_groupfile=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -10815,8 +11793,8 @@ fi
   if test "$enable_authz_groupfile" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authz_groupfile$_apmod_extra_msg" >&5
-$as_echo "$enable_authz_groupfile$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authz_groupfile$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authz_groupfile$_apmod_extra_msg" >&6; }
   if test "$enable_authz_groupfile" != "no"; then
     case "$enable_authz_groupfile" in
     static*)
@@ -10895,13 +11873,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_user" >&5
-$as_echo_n "checking whether to enable mod_authz_user... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_user" >&5
+printf %s "checking whether to enable mod_authz_user... " >&6; }
     # Check whether --enable-authz-user was given.
-if test "${enable_authz_user+set}" = set; then :
+if test ${enable_authz_user+y}
+then :
   enableval=$enable_authz_user; force_authz_user=$enableval
-else
-  enable_authz_user=yes
+else case e in #(
+  e) enable_authz_user=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -10956,8 +11936,8 @@ fi
   if test "$enable_authz_user" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authz_user$_apmod_extra_msg" >&5
-$as_echo "$enable_authz_user$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authz_user$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authz_user$_apmod_extra_msg" >&6; }
   if test "$enable_authz_user" != "no"; then
     case "$enable_authz_user" in
     static*)
@@ -11036,13 +12016,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_dbm" >&5
-$as_echo_n "checking whether to enable mod_authz_dbm... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_dbm" >&5
+printf %s "checking whether to enable mod_authz_dbm... " >&6; }
     # Check whether --enable-authz-dbm was given.
-if test "${enable_authz_dbm+set}" = set; then :
+if test ${enable_authz_dbm+y}
+then :
   enableval=$enable_authz_dbm; force_authz_dbm=$enableval
-else
-  enable_authz_dbm=most
+else case e in #(
+  e) enable_authz_dbm=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -11097,8 +12079,8 @@ fi
   if test "$enable_authz_dbm" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authz_dbm$_apmod_extra_msg" >&5
-$as_echo "$enable_authz_dbm$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authz_dbm$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authz_dbm$_apmod_extra_msg" >&6; }
   if test "$enable_authz_dbm" != "no"; then
     case "$enable_authz_dbm" in
     static*)
@@ -11177,13 +12159,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_owner" >&5
-$as_echo_n "checking whether to enable mod_authz_owner... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_owner" >&5
+printf %s "checking whether to enable mod_authz_owner... " >&6; }
     # Check whether --enable-authz-owner was given.
-if test "${enable_authz_owner+set}" = set; then :
+if test ${enable_authz_owner+y}
+then :
   enableval=$enable_authz_owner; force_authz_owner=$enableval
-else
-  enable_authz_owner=most
+else case e in #(
+  e) enable_authz_owner=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -11238,8 +12222,8 @@ fi
   if test "$enable_authz_owner" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authz_owner$_apmod_extra_msg" >&5
-$as_echo "$enable_authz_owner$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authz_owner$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authz_owner$_apmod_extra_msg" >&6; }
   if test "$enable_authz_owner" != "no"; then
     case "$enable_authz_owner" in
     static*)
@@ -11318,13 +12302,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_dbd" >&5
-$as_echo_n "checking whether to enable mod_authz_dbd... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_dbd" >&5
+printf %s "checking whether to enable mod_authz_dbd... " >&6; }
     # Check whether --enable-authz-dbd was given.
-if test "${enable_authz_dbd+set}" = set; then :
+if test ${enable_authz_dbd+y}
+then :
   enableval=$enable_authz_dbd; force_authz_dbd=$enableval
-else
-  enable_authz_dbd=most
+else case e in #(
+  e) enable_authz_dbd=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -11379,8 +12365,8 @@ fi
   if test "$enable_authz_dbd" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authz_dbd$_apmod_extra_msg" >&5
-$as_echo "$enable_authz_dbd$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authz_dbd$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authz_dbd$_apmod_extra_msg" >&6; }
   if test "$enable_authz_dbd" != "no"; then
     case "$enable_authz_dbd" in
     static*)
@@ -11460,13 +12446,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_core" >&5
-$as_echo_n "checking whether to enable mod_authz_core... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authz_core" >&5
+printf %s "checking whether to enable mod_authz_core... " >&6; }
     # Check whether --enable-authz-core was given.
-if test "${enable_authz_core+set}" = set; then :
+if test ${enable_authz_core+y}
+then :
   enableval=$enable_authz_core; force_authz_core=$enableval
-else
-  enable_authz_core=yes
+else case e in #(
+  e) enable_authz_core=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -11521,8 +12509,8 @@ fi
   if test "$enable_authz_core" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authz_core$_apmod_extra_msg" >&5
-$as_echo "$enable_authz_core$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authz_core$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authz_core$_apmod_extra_msg" >&6; }
   if test "$enable_authz_core" != "no"; then
     case "$enable_authz_core" in
     static*)
@@ -11602,13 +12590,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authnz_ldap" >&5
-$as_echo_n "checking whether to enable mod_authnz_ldap... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authnz_ldap" >&5
+printf %s "checking whether to enable mod_authnz_ldap... " >&6; }
     # Check whether --enable-authnz-ldap was given.
-if test "${enable_authnz_ldap+set}" = set; then :
+if test ${enable_authnz_ldap+y}
+then :
   enableval=$enable_authnz_ldap; force_authnz_ldap=$enableval
-else
-  enable_authnz_ldap=most
+else case e in #(
+  e) enable_authnz_ldap=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -11661,17 +12651,18 @@ fi
     enable_authnz_ldap=no
   fi
   if test "$enable_authnz_ldap" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ldap support in apr/apr-util" >&5
-$as_echo_n "checking for ldap support in apr/apr-util... " >&6; }
-if ${ac_cv_APR_HAS_LDAP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ldap support in apr/apr-util" >&5
+printf %s "checking for ldap support in apr/apr-util... " >&6; }
+if test ${ac_cv_APR_HAS_LDAP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
     apache_old_cppflags="$CPPFLAGS"
     CPPFLAGS="$CPPFLAGS $INCLUDES"
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -11684,18 +12675,21 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_APR_HAS_LDAP=yes
-else
-  ac_cv_APR_HAS_LDAP=no
+else case e in #(
+  e) ac_cv_APR_HAS_LDAP=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
     CPPFLAGS="$apache_old_cppflags"
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_APR_HAS_LDAP" >&5
-$as_echo "$ac_cv_APR_HAS_LDAP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_APR_HAS_LDAP" >&5
+printf "%s\n" "$ac_cv_APR_HAS_LDAP" >&6; }
 
   if test "$ac_cv_APR_HAS_LDAP" = "yes" ; then
     if test -z "$apu_config" ; then
@@ -11726,14 +12720,14 @@ $as_echo "$ac_cv_APR_HAS_LDAP" >&6; }
 
 
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: apr/apr-util is compiled without ldap support" >&5
-$as_echo "$as_me: WARNING: apr/apr-util is compiled without ldap support" >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: apr/apr-util is compiled without ldap support" >&5
+printf "%s\n" "$as_me: WARNING: apr/apr-util is compiled without ldap support" >&2;}
     enable_authnz_ldap=no
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authnz_ldap" >&5
-$as_echo_n "checking whether to enable mod_authnz_ldap... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authnz_ldap" >&5
+printf %s "checking whether to enable mod_authnz_ldap... " >&6; }
             if test "$enable_authnz_ldap" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -11742,8 +12736,8 @@ $as_echo_n "checking whether to enable mod_authnz_ldap... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authnz_ldap$_apmod_extra_msg" >&5
-$as_echo "$enable_authnz_ldap$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authnz_ldap$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authnz_ldap$_apmod_extra_msg" >&6; }
   if test "$enable_authnz_ldap" != "no"; then
     case "$enable_authnz_ldap" in
     static*)
@@ -11823,13 +12817,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authnz_fcgi" >&5
-$as_echo_n "checking whether to enable mod_authnz_fcgi... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_authnz_fcgi" >&5
+printf %s "checking whether to enable mod_authnz_fcgi... " >&6; }
     # Check whether --enable-authnz-fcgi was given.
-if test "${enable_authnz_fcgi+set}" = set; then :
+if test ${enable_authnz_fcgi+y}
+then :
   enableval=$enable_authnz_fcgi; force_authnz_fcgi=$enableval
-else
-  enable_authnz_fcgi=no
+else case e in #(
+  e) enable_authnz_fcgi=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -11884,8 +12880,8 @@ fi
   if test "$enable_authnz_fcgi" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_authnz_fcgi$_apmod_extra_msg" >&5
-$as_echo "$enable_authnz_fcgi$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_authnz_fcgi$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_authnz_fcgi$_apmod_extra_msg" >&6; }
   if test "$enable_authnz_fcgi" != "no"; then
     case "$enable_authnz_fcgi" in
     static*)
@@ -11965,13 +12961,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_access_compat" >&5
-$as_echo_n "checking whether to enable mod_access_compat... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_access_compat" >&5
+printf %s "checking whether to enable mod_access_compat... " >&6; }
     # Check whether --enable-access-compat was given.
-if test "${enable_access_compat+set}" = set; then :
+if test ${enable_access_compat+y}
+then :
   enableval=$enable_access_compat; force_access_compat=$enableval
-else
-  enable_access_compat=yes
+else case e in #(
+  e) enable_access_compat=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -12026,8 +13024,8 @@ fi
   if test "$enable_access_compat" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_access_compat$_apmod_extra_msg" >&5
-$as_echo "$enable_access_compat$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_access_compat$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_access_compat$_apmod_extra_msg" >&6; }
   if test "$enable_access_compat" != "no"; then
     case "$enable_access_compat" in
     static*)
@@ -12108,13 +13106,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_basic" >&5
-$as_echo_n "checking whether to enable mod_auth_basic... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_basic" >&5
+printf %s "checking whether to enable mod_auth_basic... " >&6; }
     # Check whether --enable-auth-basic was given.
-if test "${enable_auth_basic+set}" = set; then :
+if test ${enable_auth_basic+y}
+then :
   enableval=$enable_auth_basic; force_auth_basic=$enableval
-else
-  enable_auth_basic=yes
+else case e in #(
+  e) enable_auth_basic=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -12169,8 +13169,8 @@ fi
   if test "$enable_auth_basic" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_auth_basic$_apmod_extra_msg" >&5
-$as_echo "$enable_auth_basic$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_auth_basic$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_auth_basic$_apmod_extra_msg" >&6; }
   if test "$enable_auth_basic" != "no"; then
     case "$enable_auth_basic" in
     static*)
@@ -12249,13 +13249,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_form" >&5
-$as_echo_n "checking whether to enable mod_auth_form... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_form" >&5
+printf %s "checking whether to enable mod_auth_form... " >&6; }
     # Check whether --enable-auth-form was given.
-if test "${enable_auth_form+set}" = set; then :
+if test ${enable_auth_form+y}
+then :
   enableval=$enable_auth_form; force_auth_form=$enableval
-else
-  enable_auth_form=most
+else case e in #(
+  e) enable_auth_form=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -12310,8 +13312,8 @@ fi
   if test "$enable_auth_form" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_auth_form$_apmod_extra_msg" >&5
-$as_echo "$enable_auth_form$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_auth_form$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_auth_form$_apmod_extra_msg" >&6; }
   if test "$enable_auth_form" != "no"; then
     case "$enable_auth_form" in
     static*)
@@ -12390,13 +13392,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_digest" >&5
-$as_echo_n "checking whether to enable mod_auth_digest... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_digest" >&5
+printf %s "checking whether to enable mod_auth_digest... " >&6; }
     # Check whether --enable-auth-digest was given.
-if test "${enable_auth_digest+set}" = set; then :
+if test ${enable_auth_digest+y}
+then :
   enableval=$enable_auth_digest; force_auth_digest=$enableval
-else
-  enable_auth_digest=most
+else case e in #(
+  e) enable_auth_digest=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -12449,8 +13453,8 @@ fi
     enable_auth_digest=no
   fi
   if test "$enable_auth_digest" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
@@ -12466,12 +13470,14 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_define_APR_HAS_RANDOM=yes
-else
-  ac_cv_define_APR_HAS_RANDOM=no
+else case e in #(
+  e) ac_cv_define_APR_HAS_RANDOM=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
 CPPFLAGS=$apr_old_cppflags
 
@@ -12482,8 +13488,8 @@ CPPFLAGS=$apr_old_cppflags
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_digest" >&5
-$as_echo_n "checking whether to enable mod_auth_digest... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_auth_digest" >&5
+printf %s "checking whether to enable mod_auth_digest... " >&6; }
             if test "$enable_auth_digest" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -12492,8 +13498,8 @@ $as_echo_n "checking whether to enable mod_auth_digest... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_auth_digest$_apmod_extra_msg" >&5
-$as_echo "$enable_auth_digest$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_auth_digest$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_auth_digest$_apmod_extra_msg" >&6; }
   if test "$enable_auth_digest" != "no"; then
     case "$enable_auth_digest" in
     static*)
@@ -12573,13 +13579,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_allowmethods" >&5
-$as_echo_n "checking whether to enable mod_allowmethods... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_allowmethods" >&5
+printf %s "checking whether to enable mod_allowmethods... " >&6; }
     # Check whether --enable-allowmethods was given.
-if test "${enable_allowmethods+set}" = set; then :
+if test ${enable_allowmethods+y}
+then :
   enableval=$enable_allowmethods; force_allowmethods=$enableval
-else
-  enable_allowmethods=most
+else case e in #(
+  e) enable_allowmethods=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -12634,8 +13642,8 @@ fi
   if test "$enable_allowmethods" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_allowmethods$_apmod_extra_msg" >&5
-$as_echo "$enable_allowmethods$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_allowmethods$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_allowmethods$_apmod_extra_msg" >&6; }
   if test "$enable_allowmethods" != "no"; then
     case "$enable_allowmethods" in
     static*)
@@ -12770,13 +13778,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_isapi" >&5
-$as_echo_n "checking whether to enable mod_isapi... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_isapi" >&5
+printf %s "checking whether to enable mod_isapi... " >&6; }
     # Check whether --enable-isapi was given.
-if test "${enable_isapi+set}" = set; then :
+if test ${enable_isapi+y}
+then :
   enableval=$enable_isapi; force_isapi=$enableval
-else
-  enable_isapi=no
+else case e in #(
+  e) enable_isapi=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -12831,8 +13841,8 @@ fi
   if test "$enable_isapi" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_isapi$_apmod_extra_msg" >&5
-$as_echo "$enable_isapi$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_isapi$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_isapi$_apmod_extra_msg" >&6; }
   if test "$enable_isapi" != "no"; then
     case "$enable_isapi" in
     static*)
@@ -12945,13 +13955,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_file_cache" >&5
-$as_echo_n "checking whether to enable mod_file_cache... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_file_cache" >&5
+printf %s "checking whether to enable mod_file_cache... " >&6; }
     # Check whether --enable-file-cache was given.
-if test "${enable_file_cache+set}" = set; then :
+if test ${enable_file_cache+y}
+then :
   enableval=$enable_file_cache; force_file_cache=$enableval
-else
-  enable_file_cache=most
+else case e in #(
+  e) enable_file_cache=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -13006,8 +14018,8 @@ fi
   if test "$enable_file_cache" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_file_cache$_apmod_extra_msg" >&5
-$as_echo "$enable_file_cache$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_file_cache$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_file_cache$_apmod_extra_msg" >&6; }
   if test "$enable_file_cache" != "no"; then
     case "$enable_file_cache" in
     static*)
@@ -13100,13 +14112,15 @@ case "$host" in
 esac
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache" >&5
-$as_echo_n "checking whether to enable mod_cache... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache" >&5
+printf %s "checking whether to enable mod_cache... " >&6; }
     # Check whether --enable-cache was given.
-if test "${enable_cache+set}" = set; then :
+if test ${enable_cache+y}
+then :
   enableval=$enable_cache; force_cache=$enableval
-else
-  enable_cache=most
+else case e in #(
+  e) enable_cache=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -13161,8 +14175,8 @@ fi
   if test "$enable_cache" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cache$_apmod_extra_msg" >&5
-$as_echo "$enable_cache$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cache$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cache$_apmod_extra_msg" >&6; }
   if test "$enable_cache" != "no"; then
     case "$enable_cache" in
     static*)
@@ -13241,13 +14255,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache_disk" >&5
-$as_echo_n "checking whether to enable mod_cache_disk... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache_disk" >&5
+printf %s "checking whether to enable mod_cache_disk... " >&6; }
     # Check whether --enable-cache-disk was given.
-if test "${enable_cache_disk+set}" = set; then :
+if test ${enable_cache_disk+y}
+then :
   enableval=$enable_cache_disk; force_cache_disk=$enableval
-else
-  enable_cache_disk=most
+else case e in #(
+  e) enable_cache_disk=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -13300,21 +14316,21 @@ fi
     enable_cache_disk=no
   fi
   if test "$enable_cache_disk" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_cache" = "no" ; then
                               enable_cache_disk=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_cache is disabled but required for mod_cache_disk\"" >&5
-$as_echo "$as_me: WARNING: \"mod_cache is disabled but required for mod_cache_disk\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_cache is disabled but required for mod_cache_disk\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_cache is disabled but required for mod_cache_disk\"" >&2;}
                             elif test "$enable_cache_disk" = "static" && test "$enable_cache" != "static" ; then
                               enable_cache_disk=$enable_cache
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_cache_disk shared because mod_cache is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_cache_disk shared because mod_cache is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_cache_disk shared because mod_cache is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_cache_disk shared because mod_cache is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache_disk" >&5
-$as_echo_n "checking whether to enable mod_cache_disk... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache_disk" >&5
+printf %s "checking whether to enable mod_cache_disk... " >&6; }
             if test "$enable_cache_disk" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -13323,8 +14339,8 @@ $as_echo_n "checking whether to enable mod_cache_disk... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cache_disk$_apmod_extra_msg" >&5
-$as_echo "$enable_cache_disk$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cache_disk$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cache_disk$_apmod_extra_msg" >&6; }
   if test "$enable_cache_disk" != "no"; then
     case "$enable_cache_disk" in
     static*)
@@ -13403,13 +14419,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache_socache" >&5
-$as_echo_n "checking whether to enable mod_cache_socache... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cache_socache" >&5
+printf %s "checking whether to enable mod_cache_socache... " >&6; }
     # Check whether --enable-cache-socache was given.
-if test "${enable_cache_socache+set}" = set; then :
+if test ${enable_cache_socache+y}
+then :
   enableval=$enable_cache_socache; force_cache_socache=$enableval
-else
-  enable_cache_socache=most
+else case e in #(
+  e) enable_cache_socache=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -13464,8 +14482,8 @@ fi
   if test "$enable_cache_socache" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cache_socache$_apmod_extra_msg" >&5
-$as_echo "$enable_cache_socache$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cache_socache$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cache_socache$_apmod_extra_msg" >&6; }
   if test "$enable_cache_socache" != "no"; then
     case "$enable_cache_socache" in
     static*)
@@ -13547,13 +14565,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_shmcb" >&5
-$as_echo_n "checking whether to enable mod_socache_shmcb... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_shmcb" >&5
+printf %s "checking whether to enable mod_socache_shmcb... " >&6; }
     # Check whether --enable-socache-shmcb was given.
-if test "${enable_socache_shmcb+set}" = set; then :
+if test ${enable_socache_shmcb+y}
+then :
   enableval=$enable_socache_shmcb; force_socache_shmcb=$enableval
-else
-  enable_socache_shmcb=most
+else case e in #(
+  e) enable_socache_shmcb=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -13608,8 +14628,8 @@ fi
   if test "$enable_socache_shmcb" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_socache_shmcb$_apmod_extra_msg" >&5
-$as_echo "$enable_socache_shmcb$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_socache_shmcb$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_socache_shmcb$_apmod_extra_msg" >&6; }
   if test "$enable_socache_shmcb" != "no"; then
     case "$enable_socache_shmcb" in
     static*)
@@ -13688,13 +14708,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_dbm" >&5
-$as_echo_n "checking whether to enable mod_socache_dbm... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_dbm" >&5
+printf %s "checking whether to enable mod_socache_dbm... " >&6; }
     # Check whether --enable-socache-dbm was given.
-if test "${enable_socache_dbm+set}" = set; then :
+if test ${enable_socache_dbm+y}
+then :
   enableval=$enable_socache_dbm; force_socache_dbm=$enableval
-else
-  enable_socache_dbm=most
+else case e in #(
+  e) enable_socache_dbm=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -13749,8 +14771,8 @@ fi
   if test "$enable_socache_dbm" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_socache_dbm$_apmod_extra_msg" >&5
-$as_echo "$enable_socache_dbm$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_socache_dbm$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_socache_dbm$_apmod_extra_msg" >&6; }
   if test "$enable_socache_dbm" != "no"; then
     case "$enable_socache_dbm" in
     static*)
@@ -13829,13 +14851,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_memcache" >&5
-$as_echo_n "checking whether to enable mod_socache_memcache... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_memcache" >&5
+printf %s "checking whether to enable mod_socache_memcache... " >&6; }
     # Check whether --enable-socache-memcache was given.
-if test "${enable_socache_memcache+set}" = set; then :
+if test ${enable_socache_memcache+y}
+then :
   enableval=$enable_socache_memcache; force_socache_memcache=$enableval
-else
-  enable_socache_memcache=most
+else case e in #(
+  e) enable_socache_memcache=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -13890,8 +14914,8 @@ fi
   if test "$enable_socache_memcache" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_socache_memcache$_apmod_extra_msg" >&5
-$as_echo "$enable_socache_memcache$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_socache_memcache$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_socache_memcache$_apmod_extra_msg" >&6; }
   if test "$enable_socache_memcache" != "no"; then
     case "$enable_socache_memcache" in
     static*)
@@ -13970,13 +14994,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_redis" >&5
-$as_echo_n "checking whether to enable mod_socache_redis... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_redis" >&5
+printf %s "checking whether to enable mod_socache_redis... " >&6; }
     # Check whether --enable-socache-redis was given.
-if test "${enable_socache_redis+set}" = set; then :
+if test ${enable_socache_redis+y}
+then :
   enableval=$enable_socache_redis; force_socache_redis=$enableval
-else
-  enable_socache_redis=most
+else case e in #(
+  e) enable_socache_redis=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -14031,8 +15057,8 @@ fi
   if test "$enable_socache_redis" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_socache_redis$_apmod_extra_msg" >&5
-$as_echo "$enable_socache_redis$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_socache_redis$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_socache_redis$_apmod_extra_msg" >&6; }
   if test "$enable_socache_redis" != "no"; then
     case "$enable_socache_redis" in
     static*)
@@ -14111,13 +15137,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_dc" >&5
-$as_echo_n "checking whether to enable mod_socache_dc... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_dc" >&5
+printf %s "checking whether to enable mod_socache_dc... " >&6; }
     # Check whether --enable-socache-dc was given.
-if test "${enable_socache_dc+set}" = set; then :
+if test ${enable_socache_dc+y}
+then :
   enableval=$enable_socache_dc; force_socache_dc=$enableval
-else
-  enable_socache_dc=no
+else case e in #(
+  e) enable_socache_dc=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -14170,8 +15198,8 @@ fi
     enable_socache_dc=no
   fi
   if test "$enable_socache_dc" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
@@ -14182,11 +15210,12 @@ if test "x$ap_distcache_configured" = "x"; then
   ap_distcache_ldflags=""
   ap_distcache_with=""
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided distcache base" >&5
-$as_echo_n "checking for user-provided distcache base... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided distcache base" >&5
+printf %s "checking for user-provided distcache base... " >&6; }
 
 # Check whether --with-distcache was given.
-if test "${with_distcache+set}" = set; then :
+if test ${with_distcache+y}
+then :
   withval=$with_distcache;
         if test "x$withval" != "xyes" -a "x$withval" != "x"; then
             ap_distcache_with="yes"
@@ -14196,11 +15225,11 @@ if test "${with_distcache+set}" = set; then :
 fi
 
   if test "x$ap_distcache_base" = "x"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_distcache_base" >&5
-$as_echo "$ap_distcache_base" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_distcache_base" >&5
+printf "%s\n" "$ap_distcache_base" >&6; }
   fi
 
     saved_CPPFLAGS="$CPPFLAGS"
@@ -14337,26 +15366,24 @@ $as_echo "$ap_distcache_base" >&6; }
 
     fi
   fi
-    for ac_header in distcache/dc_client.h
+           for ac_header in distcache/dc_client.h
 do :
-  ac_fn_c_check_header_mongrel "$LINENO" "distcache/dc_client.h" "ac_cv_header_distcache_dc_client_h" "$ac_includes_default"
-if test "x$ac_cv_header_distcache_dc_client_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_DISTCACHE_DC_CLIENT_H 1
-_ACEOF
+  ac_fn_c_check_header_compile "$LINENO" "distcache/dc_client.h" "ac_cv_header_distcache_dc_client_h" "$ac_includes_default"
+if test "x$ac_cv_header_distcache_dc_client_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_DISTCACHE_DC_CLIENT_H 1" >>confdefs.h
  ap_distcache_found="yes"
 fi
 
 done
-
   if test "$ap_distcache_found" = "yes"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for distcache version" >&5
-$as_echo_n "checking for distcache version... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for distcache version" >&5
+printf %s "checking for distcache version... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <distcache/dc_client.h>
 int
-main ()
+main (void)
 {
 
 #if DISTCACHE_CLIENT_API != 0x0001
@@ -14366,25 +15393,27 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
-  ap_distcache_found="no"
+else case e in #(
+  e) ap_distcache_found="no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_distcache_found" >&5
-$as_echo "$ap_distcache_found" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_distcache_found" >&5
+printf "%s\n" "$ap_distcache_found" >&6; }
   fi
   if test "$ap_distcache_found" != "yes"; then
     if test "x$ap_distcache_with" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ...No distcache detected" >&5
-$as_echo "$as_me: WARNING: ...No distcache detected" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: ...No distcache detected" >&5
+printf "%s\n" "$as_me: WARNING: ...No distcache detected" >&2;}
     else
       as_fn_error $? "...No distcache detected" "$LINENO" 5
     fi
   else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for distcache libraries" >&5
-$as_echo_n "checking for distcache libraries... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for distcache libraries" >&5
+printf %s "checking for distcache libraries... " >&6; }
     ap_distcache_libs="-ldistcache -lnal"
 
   if test "x$LIBS" = "x"; then
@@ -14412,26 +15441,28 @@ $as_echo_n "checking for distcache libraries... " >&6; }
 /* end confdefs.h.  */
 #include <distcache/dc_client.h>
 int
-main ()
+main (void)
 {
 DC_CTX *foo = DC_CTX_new((const char *)0,0);
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-else
-  ap_distcache_found="no"
+else case e in #(
+  e) ap_distcache_found="no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_distcache_found" >&5
-$as_echo "$ap_distcache_found" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_distcache_found" >&5
+printf "%s\n" "$ap_distcache_found" >&6; }
     if test "$ap_distcache_found" != "yes"; then
       if test "x$ap_distcache_base" = "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ... Error, distcache libraries were missing or unusable" >&5
-$as_echo "$as_me: WARNING: ... Error, distcache libraries were missing or unusable" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: ... Error, distcache libraries were missing or unusable" >&5
+printf "%s\n" "$as_me: WARNING: ... Error, distcache libraries were missing or unusable" >&2;}
       else
         as_fn_error $? "... Error, distcache libraries were missing or unusable" "$LINENO" 5
       fi
@@ -14465,7 +15496,7 @@ $as_echo "$as_me: WARNING: ... Error, distcache libraries were missing or unusab
   fi
 
 
-$as_echo "#define HAVE_DISTCACHE 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DISTCACHE 1" >>confdefs.h
 
   else
     enable_socache_dc=no
@@ -14475,8 +15506,8 @@ fi
 
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_dc" >&5
-$as_echo_n "checking whether to enable mod_socache_dc... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_socache_dc" >&5
+printf %s "checking whether to enable mod_socache_dc... " >&6; }
             if test "$enable_socache_dc" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -14485,8 +15516,8 @@ $as_echo_n "checking whether to enable mod_socache_dc... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_socache_dc$_apmod_extra_msg" >&5
-$as_echo "$enable_socache_dc$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_socache_dc$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_socache_dc$_apmod_extra_msg" >&6; }
   if test "$enable_socache_dc" != "no"; then
     case "$enable_socache_dc" in
     static*)
@@ -14633,12 +15664,14 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_define_APR_HAS_DSO=yes
-else
-  ac_cv_define_APR_HAS_DSO=no
+else case e in #(
+  e) ac_cv_define_APR_HAS_DSO=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
 CPPFLAGS=$apr_old_cppflags
 
@@ -14703,13 +15736,15 @@ if test "$sharedobjs" = "yes"; then
 fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_so" >&5
-$as_echo_n "checking whether to enable mod_so... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_so" >&5
+printf %s "checking whether to enable mod_so... " >&6; }
     # Check whether --enable-so was given.
-if test "${enable_so+set}" = set; then :
+if test ${enable_so+y}
+then :
   enableval=$enable_so; force_so=$enableval
-else
-  enable_so=$enable_so
+else case e in #(
+  e) enable_so=$enable_so ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -14764,8 +15799,8 @@ fi
   if test "$enable_so" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_so$_apmod_extra_msg" >&5
-$as_echo "$enable_so$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_so$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_so$_apmod_extra_msg" >&6; }
   if test "$enable_so" != "no"; then
     case "$enable_so" in
     static*)
@@ -14845,13 +15880,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_watchdog" >&5
-$as_echo_n "checking whether to enable mod_watchdog... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_watchdog" >&5
+printf %s "checking whether to enable mod_watchdog... " >&6; }
     # Check whether --enable-watchdog was given.
-if test "${enable_watchdog+set}" = set; then :
+if test ${enable_watchdog+y}
+then :
   enableval=$enable_watchdog; force_watchdog=$enableval
-else
-  enable_watchdog=most
+else case e in #(
+  e) enable_watchdog=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -14904,8 +15941,8 @@ fi
     enable_watchdog=no
   fi
   if test "$enable_watchdog" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
@@ -14921,24 +15958,26 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_define_APR_HAS_THREADS=yes
-else
-  ac_cv_define_APR_HAS_THREADS=no
+else case e in #(
+  e) ac_cv_define_APR_HAS_THREADS=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
 CPPFLAGS=$apr_old_cppflags
 
     if test $ac_cv_define_APR_HAS_THREADS = "no"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: mod_watchdog requires apr to be built with --enable-threads" >&5
-$as_echo "$as_me: WARNING: mod_watchdog requires apr to be built with --enable-threads" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: mod_watchdog requires apr to be built with --enable-threads" >&5
+printf "%s\n" "$as_me: WARNING: mod_watchdog requires apr to be built with --enable-threads" >&2;}
         enable_watchdog=no
     fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_watchdog" >&5
-$as_echo_n "checking whether to enable mod_watchdog... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_watchdog" >&5
+printf %s "checking whether to enable mod_watchdog... " >&6; }
             if test "$enable_watchdog" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -14947,8 +15986,8 @@ $as_echo_n "checking whether to enable mod_watchdog... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_watchdog$_apmod_extra_msg" >&5
-$as_echo "$enable_watchdog$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_watchdog$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_watchdog$_apmod_extra_msg" >&6; }
   if test "$enable_watchdog" != "no"; then
     case "$enable_watchdog" in
     static*)
@@ -15028,13 +16067,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_macro" >&5
-$as_echo_n "checking whether to enable mod_macro... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_macro" >&5
+printf %s "checking whether to enable mod_macro... " >&6; }
     # Check whether --enable-macro was given.
-if test "${enable_macro+set}" = set; then :
+if test ${enable_macro+y}
+then :
   enableval=$enable_macro; force_macro=$enableval
-else
-  enable_macro=most
+else case e in #(
+  e) enable_macro=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -15089,8 +16130,8 @@ fi
   if test "$enable_macro" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_macro$_apmod_extra_msg" >&5
-$as_echo "$enable_macro$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_macro$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_macro$_apmod_extra_msg" >&6; }
   if test "$enable_macro" != "no"; then
     case "$enable_macro" in
     static*)
@@ -15224,13 +16265,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dbd" >&5
-$as_echo_n "checking whether to enable mod_dbd... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dbd" >&5
+printf %s "checking whether to enable mod_dbd... " >&6; }
     # Check whether --enable-dbd was given.
-if test "${enable_dbd+set}" = set; then :
+if test ${enable_dbd+y}
+then :
   enableval=$enable_dbd; force_dbd=$enableval
-else
-  enable_dbd=most
+else case e in #(
+  e) enable_dbd=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -15285,8 +16328,8 @@ fi
   if test "$enable_dbd" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dbd$_apmod_extra_msg" >&5
-$as_echo "$enable_dbd$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_dbd$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_dbd$_apmod_extra_msg" >&6; }
   if test "$enable_dbd" != "no"; then
     case "$enable_dbd" in
     static*)
@@ -15420,13 +16463,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_bucketeer" >&5
-$as_echo_n "checking whether to enable mod_bucketeer... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_bucketeer" >&5
+printf %s "checking whether to enable mod_bucketeer... " >&6; }
     # Check whether --enable-bucketeer was given.
-if test "${enable_bucketeer+set}" = set; then :
+if test ${enable_bucketeer+y}
+then :
   enableval=$enable_bucketeer; force_bucketeer=$enableval
-else
-  enable_bucketeer=no
+else case e in #(
+  e) enable_bucketeer=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -15481,8 +16526,8 @@ fi
   if test "$enable_bucketeer" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_bucketeer$_apmod_extra_msg" >&5
-$as_echo "$enable_bucketeer$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_bucketeer$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_bucketeer$_apmod_extra_msg" >&6; }
   if test "$enable_bucketeer" != "no"; then
     case "$enable_bucketeer" in
     static*)
@@ -15561,13 +16606,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dumpio" >&5
-$as_echo_n "checking whether to enable mod_dumpio... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dumpio" >&5
+printf %s "checking whether to enable mod_dumpio... " >&6; }
     # Check whether --enable-dumpio was given.
-if test "${enable_dumpio+set}" = set; then :
+if test ${enable_dumpio+y}
+then :
   enableval=$enable_dumpio; force_dumpio=$enableval
-else
-  enable_dumpio=most
+else case e in #(
+  e) enable_dumpio=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -15622,8 +16669,8 @@ fi
   if test "$enable_dumpio" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dumpio$_apmod_extra_msg" >&5
-$as_echo "$enable_dumpio$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_dumpio$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_dumpio$_apmod_extra_msg" >&6; }
   if test "$enable_dumpio" != "no"; then
     case "$enable_dumpio" in
     static*)
@@ -15736,13 +16783,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_echo" >&5
-$as_echo_n "checking whether to enable mod_echo... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_echo" >&5
+printf %s "checking whether to enable mod_echo... " >&6; }
     # Check whether --enable-echo was given.
-if test "${enable_echo+set}" = set; then :
+if test ${enable_echo+y}
+then :
   enableval=$enable_echo; force_echo=$enableval
-else
-  enable_echo=maybe-all
+else case e in #(
+  e) enable_echo=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -15797,8 +16846,8 @@ fi
   if test "$enable_echo" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_echo$_apmod_extra_msg" >&5
-$as_echo "$enable_echo$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_echo$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_echo$_apmod_extra_msg" >&6; }
   if test "$enable_echo" != "no"; then
     case "$enable_echo" in
     static*)
@@ -15910,13 +16959,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_example_hooks" >&5
-$as_echo_n "checking whether to enable mod_example_hooks... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_example_hooks" >&5
+printf %s "checking whether to enable mod_example_hooks... " >&6; }
     # Check whether --enable-example-hooks was given.
-if test "${enable_example_hooks+set}" = set; then :
+if test ${enable_example_hooks+y}
+then :
   enableval=$enable_example_hooks; force_example_hooks=$enableval
-else
-  enable_example_hooks=no
+else case e in #(
+  e) enable_example_hooks=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -15971,8 +17022,8 @@ fi
   if test "$enable_example_hooks" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_example_hooks$_apmod_extra_msg" >&5
-$as_echo "$enable_example_hooks$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_example_hooks$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_example_hooks$_apmod_extra_msg" >&6; }
   if test "$enable_example_hooks" != "no"; then
     case "$enable_example_hooks" in
     static*)
@@ -16051,13 +17102,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_case_filter" >&5
-$as_echo_n "checking whether to enable mod_case_filter... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_case_filter" >&5
+printf %s "checking whether to enable mod_case_filter... " >&6; }
     # Check whether --enable-case-filter was given.
-if test "${enable_case_filter+set}" = set; then :
+if test ${enable_case_filter+y}
+then :
   enableval=$enable_case_filter; force_case_filter=$enableval
-else
-  enable_case_filter=no
+else case e in #(
+  e) enable_case_filter=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -16112,8 +17165,8 @@ fi
   if test "$enable_case_filter" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_case_filter$_apmod_extra_msg" >&5
-$as_echo "$enable_case_filter$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_case_filter$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_case_filter$_apmod_extra_msg" >&6; }
   if test "$enable_case_filter" != "no"; then
     case "$enable_case_filter" in
     static*)
@@ -16192,13 +17245,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_case_filter_in" >&5
-$as_echo_n "checking whether to enable mod_case_filter_in... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_case_filter_in" >&5
+printf %s "checking whether to enable mod_case_filter_in... " >&6; }
     # Check whether --enable-case-filter-in was given.
-if test "${enable_case_filter_in+set}" = set; then :
+if test ${enable_case_filter_in+y}
+then :
   enableval=$enable_case_filter_in; force_case_filter_in=$enableval
-else
-  enable_case_filter_in=no
+else case e in #(
+  e) enable_case_filter_in=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -16253,8 +17308,8 @@ fi
   if test "$enable_case_filter_in" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_case_filter_in$_apmod_extra_msg" >&5
-$as_echo "$enable_case_filter_in$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_case_filter_in$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_case_filter_in$_apmod_extra_msg" >&6; }
   if test "$enable_case_filter_in" != "no"; then
     case "$enable_case_filter_in" in
     static*)
@@ -16333,13 +17388,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_example_ipc" >&5
-$as_echo_n "checking whether to enable mod_example_ipc... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_example_ipc" >&5
+printf %s "checking whether to enable mod_example_ipc... " >&6; }
     # Check whether --enable-example-ipc was given.
-if test "${enable_example_ipc+set}" = set; then :
+if test ${enable_example_ipc+y}
+then :
   enableval=$enable_example_ipc; force_example_ipc=$enableval
-else
-  enable_example_ipc=no
+else case e in #(
+  e) enable_example_ipc=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -16394,8 +17451,8 @@ fi
   if test "$enable_example_ipc" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_example_ipc$_apmod_extra_msg" >&5
-$as_echo "$enable_example_ipc$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_example_ipc$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_example_ipc$_apmod_extra_msg" >&6; }
   if test "$enable_example_ipc" != "no"; then
     case "$enable_example_ipc" in
     static*)
@@ -16540,13 +17597,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_buffer" >&5
-$as_echo_n "checking whether to enable mod_buffer... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_buffer" >&5
+printf %s "checking whether to enable mod_buffer... " >&6; }
     # Check whether --enable-buffer was given.
-if test "${enable_buffer+set}" = set; then :
+if test ${enable_buffer+y}
+then :
   enableval=$enable_buffer; force_buffer=$enableval
-else
-  enable_buffer=most
+else case e in #(
+  e) enable_buffer=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -16601,8 +17660,8 @@ fi
   if test "$enable_buffer" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_buffer$_apmod_extra_msg" >&5
-$as_echo "$enable_buffer$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_buffer$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_buffer$_apmod_extra_msg" >&6; }
   if test "$enable_buffer" != "no"; then
     case "$enable_buffer" in
     static*)
@@ -16681,13 +17740,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_data" >&5
-$as_echo_n "checking whether to enable mod_data... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_data" >&5
+printf %s "checking whether to enable mod_data... " >&6; }
     # Check whether --enable-data was given.
-if test "${enable_data+set}" = set; then :
+if test ${enable_data+y}
+then :
   enableval=$enable_data; force_data=$enableval
-else
-  enable_data=maybe-all
+else case e in #(
+  e) enable_data=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -16742,8 +17803,8 @@ fi
   if test "$enable_data" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_data$_apmod_extra_msg" >&5
-$as_echo "$enable_data$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_data$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_data$_apmod_extra_msg" >&6; }
   if test "$enable_data" != "no"; then
     case "$enable_data" in
     static*)
@@ -16822,13 +17883,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ratelimit" >&5
-$as_echo_n "checking whether to enable mod_ratelimit... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ratelimit" >&5
+printf %s "checking whether to enable mod_ratelimit... " >&6; }
     # Check whether --enable-ratelimit was given.
-if test "${enable_ratelimit+set}" = set; then :
+if test ${enable_ratelimit+y}
+then :
   enableval=$enable_ratelimit; force_ratelimit=$enableval
-else
-  enable_ratelimit=most
+else case e in #(
+  e) enable_ratelimit=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -16883,8 +17946,8 @@ fi
   if test "$enable_ratelimit" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_ratelimit$_apmod_extra_msg" >&5
-$as_echo "$enable_ratelimit$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_ratelimit$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_ratelimit$_apmod_extra_msg" >&6; }
   if test "$enable_ratelimit" != "no"; then
     case "$enable_ratelimit" in
     static*)
@@ -16963,13 +18026,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_reqtimeout" >&5
-$as_echo_n "checking whether to enable mod_reqtimeout... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_reqtimeout" >&5
+printf %s "checking whether to enable mod_reqtimeout... " >&6; }
     # Check whether --enable-reqtimeout was given.
-if test "${enable_reqtimeout+set}" = set; then :
+if test ${enable_reqtimeout+y}
+then :
   enableval=$enable_reqtimeout; force_reqtimeout=$enableval
-else
-  enable_reqtimeout=yes
+else case e in #(
+  e) enable_reqtimeout=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -17024,8 +18089,8 @@ fi
   if test "$enable_reqtimeout" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_reqtimeout$_apmod_extra_msg" >&5
-$as_echo "$enable_reqtimeout$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_reqtimeout$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_reqtimeout$_apmod_extra_msg" >&6; }
   if test "$enable_reqtimeout" != "no"; then
     case "$enable_reqtimeout" in
     static*)
@@ -17104,13 +18169,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ext_filter" >&5
-$as_echo_n "checking whether to enable mod_ext_filter... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ext_filter" >&5
+printf %s "checking whether to enable mod_ext_filter... " >&6; }
     # Check whether --enable-ext-filter was given.
-if test "${enable_ext_filter+set}" = set; then :
+if test ${enable_ext_filter+y}
+then :
   enableval=$enable_ext_filter; force_ext_filter=$enableval
-else
-  enable_ext_filter=most
+else case e in #(
+  e) enable_ext_filter=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -17165,8 +18232,8 @@ fi
   if test "$enable_ext_filter" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_ext_filter$_apmod_extra_msg" >&5
-$as_echo "$enable_ext_filter$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_ext_filter$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_ext_filter$_apmod_extra_msg" >&6; }
   if test "$enable_ext_filter" != "no"; then
     case "$enable_ext_filter" in
     static*)
@@ -17245,13 +18312,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_request" >&5
-$as_echo_n "checking whether to enable mod_request... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_request" >&5
+printf %s "checking whether to enable mod_request... " >&6; }
     # Check whether --enable-request was given.
-if test "${enable_request+set}" = set; then :
+if test ${enable_request+y}
+then :
   enableval=$enable_request; force_request=$enableval
-else
-  enable_request=most
+else case e in #(
+  e) enable_request=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -17306,8 +18375,8 @@ fi
   if test "$enable_request" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_request$_apmod_extra_msg" >&5
-$as_echo "$enable_request$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_request$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_request$_apmod_extra_msg" >&6; }
   if test "$enable_request" != "no"; then
     case "$enable_request" in
     static*)
@@ -17386,13 +18455,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_include" >&5
-$as_echo_n "checking whether to enable mod_include... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_include" >&5
+printf %s "checking whether to enable mod_include... " >&6; }
     # Check whether --enable-include was given.
-if test "${enable_include+set}" = set; then :
+if test ${enable_include+y}
+then :
   enableval=$enable_include; force_include=$enableval
-else
-  enable_include=most
+else case e in #(
+  e) enable_include=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -17447,8 +18518,8 @@ fi
   if test "$enable_include" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_include$_apmod_extra_msg" >&5
-$as_echo "$enable_include$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_include$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_include$_apmod_extra_msg" >&6; }
   if test "$enable_include" != "no"; then
     case "$enable_include" in
     static*)
@@ -17527,13 +18598,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_filter" >&5
-$as_echo_n "checking whether to enable mod_filter... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_filter" >&5
+printf %s "checking whether to enable mod_filter... " >&6; }
     # Check whether --enable-filter was given.
-if test "${enable_filter+set}" = set; then :
+if test ${enable_filter+y}
+then :
   enableval=$enable_filter; force_filter=$enableval
-else
-  enable_filter=yes
+else case e in #(
+  e) enable_filter=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -17588,8 +18661,8 @@ fi
   if test "$enable_filter" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_filter$_apmod_extra_msg" >&5
-$as_echo "$enable_filter$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_filter$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_filter$_apmod_extra_msg" >&6; }
   if test "$enable_filter" != "no"; then
     case "$enable_filter" in
     static*)
@@ -17668,13 +18741,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_reflector" >&5
-$as_echo_n "checking whether to enable mod_reflector... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_reflector" >&5
+printf %s "checking whether to enable mod_reflector... " >&6; }
     # Check whether --enable-reflector was given.
-if test "${enable_reflector+set}" = set; then :
+if test ${enable_reflector+y}
+then :
   enableval=$enable_reflector; force_reflector=$enableval
-else
-  enable_reflector=maybe-all
+else case e in #(
+  e) enable_reflector=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -17729,8 +18804,8 @@ fi
   if test "$enable_reflector" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_reflector$_apmod_extra_msg" >&5
-$as_echo "$enable_reflector$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_reflector$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_reflector$_apmod_extra_msg" >&6; }
   if test "$enable_reflector" != "no"; then
     case "$enable_reflector" in
     static*)
@@ -17809,13 +18884,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_substitute" >&5
-$as_echo_n "checking whether to enable mod_substitute... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_substitute" >&5
+printf %s "checking whether to enable mod_substitute... " >&6; }
     # Check whether --enable-substitute was given.
-if test "${enable_substitute+set}" = set; then :
+if test ${enable_substitute+y}
+then :
   enableval=$enable_substitute; force_substitute=$enableval
-else
-  enable_substitute=most
+else case e in #(
+  e) enable_substitute=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -17870,8 +18947,8 @@ fi
   if test "$enable_substitute" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_substitute$_apmod_extra_msg" >&5
-$as_echo "$enable_substitute$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_substitute$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_substitute$_apmod_extra_msg" >&6; }
   if test "$enable_substitute" != "no"; then
     case "$enable_substitute" in
     static*)
@@ -17952,13 +19029,15 @@ EOF
 
 sed_obj="mod_sed.lo sed0.lo sed1.lo regexp.lo"
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_sed" >&5
-$as_echo_n "checking whether to enable mod_sed... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_sed" >&5
+printf %s "checking whether to enable mod_sed... " >&6; }
     # Check whether --enable-sed was given.
-if test "${enable_sed+set}" = set; then :
+if test ${enable_sed+y}
+then :
   enableval=$enable_sed; force_sed=$enableval
-else
-  enable_sed=most
+else case e in #(
+  e) enable_sed=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -18011,8 +19090,8 @@ fi
     enable_sed=no
   fi
   if test "$enable_sed" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
     if test "x$enable_sed" = "xshared"; then
@@ -18042,8 +19121,8 @@ $as_echo "checking dependencies" >&6; }
     fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_sed" >&5
-$as_echo_n "checking whether to enable mod_sed... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_sed" >&5
+printf %s "checking whether to enable mod_sed... " >&6; }
             if test "$enable_sed" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -18052,8 +19131,8 @@ $as_echo_n "checking whether to enable mod_sed... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_sed$_apmod_extra_msg" >&5
-$as_echo "$enable_sed$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_sed$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_sed$_apmod_extra_msg" >&6; }
   if test "$enable_sed" != "no"; then
     case "$enable_sed" in
     static*)
@@ -18136,13 +19215,15 @@ if test "$ac_cv_ebcdic" = "yes"; then
 # mod_charset_lite can be very useful on an ebcdic system,
 #   so include it by default
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_charset_lite" >&5
-$as_echo_n "checking whether to enable mod_charset_lite... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_charset_lite" >&5
+printf %s "checking whether to enable mod_charset_lite... " >&6; }
     # Check whether --enable-charset-lite was given.
-if test "${enable_charset_lite+set}" = set; then :
+if test ${enable_charset_lite+y}
+then :
   enableval=$enable_charset_lite; force_charset_lite=$enableval
-else
-  enable_charset_lite=yes
+else case e in #(
+  e) enable_charset_lite=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -18197,8 +19278,8 @@ fi
   if test "$enable_charset_lite" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_charset_lite$_apmod_extra_msg" >&5
-$as_echo "$enable_charset_lite$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_charset_lite$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_charset_lite$_apmod_extra_msg" >&6; }
   if test "$enable_charset_lite" != "no"; then
     case "$enable_charset_lite" in
     static*)
@@ -18278,13 +19359,15 @@ EOF
 
 else
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_charset_lite" >&5
-$as_echo_n "checking whether to enable mod_charset_lite... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_charset_lite" >&5
+printf %s "checking whether to enable mod_charset_lite... " >&6; }
     # Check whether --enable-charset-lite was given.
-if test "${enable_charset_lite+set}" = set; then :
+if test ${enable_charset_lite+y}
+then :
   enableval=$enable_charset_lite; force_charset_lite=$enableval
-else
-  enable_charset_lite=maybe-all
+else case e in #(
+  e) enable_charset_lite=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -18339,8 +19422,8 @@ fi
   if test "$enable_charset_lite" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_charset_lite$_apmod_extra_msg" >&5
-$as_echo "$enable_charset_lite$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_charset_lite$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_charset_lite$_apmod_extra_msg" >&6; }
   if test "$enable_charset_lite" != "no"; then
     case "$enable_charset_lite" in
     static*)
@@ -18422,13 +19505,15 @@ fi
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_deflate" >&5
-$as_echo_n "checking whether to enable mod_deflate... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_deflate" >&5
+printf %s "checking whether to enable mod_deflate... " >&6; }
     # Check whether --enable-deflate was given.
-if test "${enable_deflate+set}" = set; then :
+if test ${enable_deflate+y}
+then :
   enableval=$enable_deflate; force_deflate=$enableval
-else
-  enable_deflate=most
+else case e in #(
+  e) enable_deflate=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -18481,13 +19566,14 @@ fi
     enable_deflate=no
   fi
   if test "$enable_deflate" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
 # Check whether --with-z was given.
-if test "${with_z+set}" = set; then :
+if test ${with_z+y}
+then :
   withval=$with_z;
     if test "x$withval" != "xyes" && test "x$withval" != "x"; then
       ap_zlib_base="$withval"
@@ -18497,29 +19583,31 @@ if test "${with_z+set}" = set; then :
 fi
 
   if test "x$ap_zlib_base" = "x"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for zlib location" >&5
-$as_echo_n "checking for zlib location... " >&6; }
-    if ${ap_cv_zlib+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for zlib location" >&5
+printf %s "checking for zlib location... " >&6; }
+    if test ${ap_cv_zlib+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
       for dir in /usr/local /usr ; do
         if test -d $dir && test -f $dir/include/zlib.h; then
           ap_cv_zlib=$dir
           break
         fi
       done
-
+     ;;
+esac
 fi
 
     ap_zlib_base=$ap_cv_zlib
     if test "x$ap_zlib_base" = "x"; then
       enable_deflate=no
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-$as_echo "not found" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+printf "%s\n" "not found" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_zlib_base" >&5
-$as_echo "$ap_zlib_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_zlib_base" >&5
+printf "%s\n" "$ap_zlib_base" >&6; }
     fi
   fi
   if test "$enable_deflate" != "no"; then
@@ -18679,22 +19767,23 @@ $as_echo "$ap_zlib_base" >&6; }
     done
   fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for zlib library" >&5
-$as_echo_n "checking for zlib library... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for zlib library" >&5
+printf %s "checking for zlib library... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <zlib.h>
 int
-main ()
+main (void)
 {
 int i = Z_OK;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: found" >&5
-$as_echo "found" >&6; }
+if ac_fn_c_try_link "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found" >&5
+printf "%s\n" "found" >&6; }
 
   if test "x$MOD_DEFLATE_LDADD" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_DEFLATE_LDADD to \"$ap_zlib_ldflags -lz\""
@@ -18716,19 +19805,20 @@ $as_echo "found" >&6; }
     done
   fi
 
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
-$as_echo "not found" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not found" >&5
+printf "%s\n" "not found" >&6; }
        enable_deflate=no
        if test "x$ap_zlib_with" = "x"; then
-         { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ... Error, zlib was missing or unusable" >&5
-$as_echo "$as_me: WARNING: ... Error, zlib was missing or unusable" >&2;}
+         { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: ... Error, zlib was missing or unusable" >&5
+printf "%s\n" "$as_me: WARNING: ... Error, zlib was missing or unusable" >&2;}
        else
          as_fn_error $? "... Error, zlib was missing or unusable" "$LINENO" 5
        fi
-
+       ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     INCLUDES=$ap_save_includes
     LDFLAGS=$ap_save_ldflags
@@ -18756,8 +19846,8 @@ rm -f core conftest.err conftest.$ac_objext \
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_deflate" >&5
-$as_echo_n "checking whether to enable mod_deflate... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_deflate" >&5
+printf %s "checking whether to enable mod_deflate... " >&6; }
             if test "$enable_deflate" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -18766,8 +19856,8 @@ $as_echo_n "checking whether to enable mod_deflate... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_deflate$_apmod_extra_msg" >&5
-$as_echo "$enable_deflate$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_deflate$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_deflate$_apmod_extra_msg" >&6; }
   if test "$enable_deflate" != "no"; then
     case "$enable_deflate" in
     static*)
@@ -18849,13 +19939,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_xml2enc" >&5
-$as_echo_n "checking whether to enable mod_xml2enc... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_xml2enc" >&5
+printf %s "checking whether to enable mod_xml2enc... " >&6; }
     # Check whether --enable-xml2enc was given.
-if test "${enable_xml2enc+set}" = set; then :
+if test ${enable_xml2enc+y}
+then :
   enableval=$enable_xml2enc; force_xml2enc=$enableval
-else
-  enable_xml2enc=maybe-all
+else case e in #(
+  e) enable_xml2enc=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -18908,28 +20000,31 @@ fi
     enable_xml2enc=no
   fi
   if test "$enable_xml2enc" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
-$as_echo_n "checking for libxml2... " >&6; }
-if ${ac_cv_libxml2+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
+printf %s "checking for libxml2... " >&6; }
+if test ${ac_cv_libxml2+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
 
 # Check whether --with-libxml2 was given.
-if test "${with_libxml2+set}" = set; then :
+if test ${with_libxml2+y}
+then :
   withval=$with_libxml2; test_paths="${with_libxml2}/include/libxml2 ${with_libxml2}/include ${with_libxml2}"
-else
-  test_paths="/usr/include/libxml2 /usr/local/include/libxml2 /usr/include /usr/local/include"
-
+else case e in #(
+  e) test_paths="/usr/include/libxml2 /usr/local/include/libxml2 /usr/include /usr/local/include"
+     ;;
+esac
 fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
-$as_echo_n "checking for libxml2... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
+printf %s "checking for libxml2... " >&6; }
     xml2_path=""
     for x in ${test_paths}; do
         if test -f "${x}/libxml/parser.h"; then
@@ -18943,10 +20038,11 @@ $as_echo_n "checking for libxml2... " >&6; }
     else
       ac_cv_libxml2=no
     fi
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libxml2" >&5
-$as_echo "$ac_cv_libxml2" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libxml2" >&5
+printf "%s\n" "$ac_cv_libxml2" >&6; }
 
   if test "$ac_cv_libxml2" = "yes" ; then
 
@@ -18996,8 +20092,8 @@ $as_echo "$ac_cv_libxml2" >&6; }
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_xml2enc" >&5
-$as_echo_n "checking whether to enable mod_xml2enc... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_xml2enc" >&5
+printf %s "checking whether to enable mod_xml2enc... " >&6; }
             if test "$enable_xml2enc" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -19006,8 +20102,8 @@ $as_echo_n "checking whether to enable mod_xml2enc... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_xml2enc$_apmod_extra_msg" >&5
-$as_echo "$enable_xml2enc$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_xml2enc$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_xml2enc$_apmod_extra_msg" >&6; }
   if test "$enable_xml2enc" != "no"; then
     case "$enable_xml2enc" in
     static*)
@@ -19086,13 +20182,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_html" >&5
-$as_echo_n "checking whether to enable mod_proxy_html... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_html" >&5
+printf %s "checking whether to enable mod_proxy_html... " >&6; }
     # Check whether --enable-proxy-html was given.
-if test "${enable_proxy_html+set}" = set; then :
+if test ${enable_proxy_html+y}
+then :
   enableval=$enable_proxy_html; force_proxy_html=$enableval
-else
-  enable_proxy_html=maybe-all
+else case e in #(
+  e) enable_proxy_html=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -19145,28 +20243,31 @@ fi
     enable_proxy_html=no
   fi
   if test "$enable_proxy_html" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
-$as_echo_n "checking for libxml2... " >&6; }
-if ${ac_cv_libxml2+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
+printf %s "checking for libxml2... " >&6; }
+if test ${ac_cv_libxml2+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
 
 # Check whether --with-libxml2 was given.
-if test "${with_libxml2+set}" = set; then :
+if test ${with_libxml2+y}
+then :
   withval=$with_libxml2; test_paths="${with_libxml2}/include/libxml2 ${with_libxml2}/include ${with_libxml2}"
-else
-  test_paths="/usr/include/libxml2 /usr/local/include/libxml2 /usr/include /usr/local/include"
-
+else case e in #(
+  e) test_paths="/usr/include/libxml2 /usr/local/include/libxml2 /usr/include /usr/local/include"
+     ;;
+esac
 fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
-$as_echo_n "checking for libxml2... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libxml2" >&5
+printf %s "checking for libxml2... " >&6; }
     xml2_path=""
     for x in ${test_paths}; do
         if test -f "${x}/libxml/parser.h"; then
@@ -19180,10 +20281,11 @@ $as_echo_n "checking for libxml2... " >&6; }
     else
       ac_cv_libxml2=no
     fi
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libxml2" >&5
-$as_echo "$ac_cv_libxml2" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libxml2" >&5
+printf "%s\n" "$ac_cv_libxml2" >&6; }
 
   if test "$ac_cv_libxml2" = "yes" ; then
 
@@ -19234,8 +20336,8 @@ $as_echo "$ac_cv_libxml2" >&6; }
 
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_html" >&5
-$as_echo_n "checking whether to enable mod_proxy_html... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_html" >&5
+printf %s "checking whether to enable mod_proxy_html... " >&6; }
             if test "$enable_proxy_html" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -19244,8 +20346,8 @@ $as_echo_n "checking whether to enable mod_proxy_html... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_html$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_html$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_html$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_html$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_html" != "no"; then
     case "$enable_proxy_html" in
     static*)
@@ -19325,13 +20427,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_brotli" >&5
-$as_echo_n "checking whether to enable mod_brotli... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_brotli" >&5
+printf %s "checking whether to enable mod_brotli... " >&6; }
     # Check whether --enable-brotli was given.
-if test "${enable_brotli+set}" = set; then :
+if test ${enable_brotli+y}
+then :
   enableval=$enable_brotli; force_brotli=$enableval
-else
-  enable_brotli=most
+else case e in #(
+  e) enable_brotli=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -19384,13 +20488,14 @@ fi
     enable_brotli=no
   fi
   if test "$enable_brotli" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
 # Check whether --with-brotli was given.
-if test "${with_brotli+set}" = set; then :
+if test ${with_brotli+y}
+then :
   withval=$with_brotli;
     if test "$withval" != "yes" -a "x$withval" != "x"; then
       ap_brotli_base="$withval"
@@ -19423,13 +20528,13 @@ fi
     done
   fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Brotli library >= 0.6.0 via prefix" >&5
-$as_echo_n "checking for Brotli library >= 0.6.0 via prefix... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Brotli library >= 0.6.0 via prefix" >&5
+printf %s "checking for Brotli library >= 0.6.0 via prefix... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <brotli/encode.h>
 int
-main ()
+main (void)
 {
 
 const uint8_t *o = BrotliEncoderTakeOutput((BrotliEncoderState*)0, (size_t*)0);
@@ -19438,32 +20543,34 @@ if (o) return *o;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
        ap_brotli_found=yes
        ap_brotli_cflags="-I${ap_brotli_base}/include"
        ap_brotli_libs="-L${ap_brotli_base}/lib -lbrotlienc -lbrotlicommon"
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+     ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
     CPPFLAGS=$ap_save_cppflags
   else
     if test -n "$PKGCONFIG"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Brotli library >= 0.6.0 via pkg-config" >&5
-$as_echo_n "checking for Brotli library >= 0.6.0 via pkg-config... " >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Brotli library >= 0.6.0 via pkg-config" >&5
+printf %s "checking for Brotli library >= 0.6.0 via pkg-config... " >&6; }
       if $PKGCONFIG --exists "libbrotlienc >= 0.6.0"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         ap_brotli_found=yes
         ap_brotli_cflags=`$PKGCONFIG libbrotlienc --cflags`
         ap_brotli_libs=`$PKGCONFIG libbrotlienc --libs`
       else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
       fi
     fi
   fi
@@ -19541,8 +20648,8 @@ $as_echo "no" >&6; }
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_brotli" >&5
-$as_echo_n "checking whether to enable mod_brotli... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_brotli" >&5
+printf %s "checking whether to enable mod_brotli... " >&6; }
             if test "$enable_brotli" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -19551,8 +20658,8 @@ $as_echo_n "checking whether to enable mod_brotli... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_brotli$_apmod_extra_msg" >&5
-$as_echo "$enable_brotli$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_brotli$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_brotli$_apmod_extra_msg" >&6; }
   if test "$enable_brotli" != "no"; then
     case "$enable_brotli" in
     static*)
@@ -19694,13 +20801,15 @@ elif test "$enable_http" = "shared"; then
 fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_http" >&5
-$as_echo_n "checking whether to enable mod_http... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_http" >&5
+printf %s "checking whether to enable mod_http... " >&6; }
     # Check whether --enable-http was given.
-if test "${enable_http+set}" = set; then :
+if test ${enable_http+y}
+then :
   enableval=$enable_http; force_http=$enableval
-else
-  enable_http=static
+else case e in #(
+  e) enable_http=static ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -19755,8 +20864,8 @@ fi
   if test "$enable_http" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_http$_apmod_extra_msg" >&5
-$as_echo "$enable_http$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_http$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_http$_apmod_extra_msg" >&6; }
   if test "$enable_http" != "no"; then
     case "$enable_http" in
     static*)
@@ -19835,13 +20944,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_mime" >&5
-$as_echo_n "checking whether to enable mod_mime... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_mime" >&5
+printf %s "checking whether to enable mod_mime... " >&6; }
     # Check whether --enable-mime was given.
-if test "${enable_mime+set}" = set; then :
+if test ${enable_mime+y}
+then :
   enableval=$enable_mime; force_mime=$enableval
-else
-  enable_mime=yes
+else case e in #(
+  e) enable_mime=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -19896,8 +21007,8 @@ fi
   if test "$enable_mime" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_mime$_apmod_extra_msg" >&5
-$as_echo "$enable_mime$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_mime$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_mime$_apmod_extra_msg" >&6; }
   if test "$enable_mime" != "no"; then
     case "$enable_mime" in
     static*)
@@ -20011,13 +21122,15 @@ EOF
 
 ldap_objects="util_ldap.lo util_ldap_cache.lo util_ldap_cache_mgr.lo"
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ldap" >&5
-$as_echo_n "checking whether to enable mod_ldap... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ldap" >&5
+printf %s "checking whether to enable mod_ldap... " >&6; }
     # Check whether --enable-ldap was given.
-if test "${enable_ldap+set}" = set; then :
+if test ${enable_ldap+y}
+then :
   enableval=$enable_ldap; force_ldap=$enableval
-else
-  enable_ldap=most
+else case e in #(
+  e) enable_ldap=most  ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -20070,17 +21183,18 @@ fi
     enable_ldap=no
   fi
   if test "$enable_ldap" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ldap support in apr/apr-util" >&5
-$as_echo_n "checking for ldap support in apr/apr-util... " >&6; }
-if ${ac_cv_APR_HAS_LDAP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ldap support in apr/apr-util" >&5
+printf %s "checking for ldap support in apr/apr-util... " >&6; }
+if test ${ac_cv_APR_HAS_LDAP+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
     apache_old_cppflags="$CPPFLAGS"
     CPPFLAGS="$CPPFLAGS $INCLUDES"
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -20093,18 +21207,21 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_APR_HAS_LDAP=yes
-else
-  ac_cv_APR_HAS_LDAP=no
+else case e in #(
+  e) ac_cv_APR_HAS_LDAP=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
     CPPFLAGS="$apache_old_cppflags"
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_APR_HAS_LDAP" >&5
-$as_echo "$ac_cv_APR_HAS_LDAP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_APR_HAS_LDAP" >&5
+printf "%s\n" "$ac_cv_APR_HAS_LDAP" >&6; }
 
   if test "$ac_cv_APR_HAS_LDAP" = "yes" ; then
     if test -z "$apu_config" ; then
@@ -20135,14 +21252,14 @@ $as_echo "$ac_cv_APR_HAS_LDAP" >&6; }
 
 
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: apr/apr-util is compiled without ldap support" >&5
-$as_echo "$as_me: WARNING: apr/apr-util is compiled without ldap support" >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: apr/apr-util is compiled without ldap support" >&5
+printf "%s\n" "$as_me: WARNING: apr/apr-util is compiled without ldap support" >&2;}
     enable_ldap=no
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ldap" >&5
-$as_echo_n "checking whether to enable mod_ldap... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ldap" >&5
+printf %s "checking whether to enable mod_ldap... " >&6; }
             if test "$enable_ldap" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -20151,8 +21268,8 @@ $as_echo_n "checking whether to enable mod_ldap... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_ldap$_apmod_extra_msg" >&5
-$as_echo "$enable_ldap$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_ldap$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_ldap$_apmod_extra_msg" >&6; }
   if test "$enable_ldap" != "no"; then
     case "$enable_ldap" in
     static*)
@@ -20287,13 +21404,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_log_config" >&5
-$as_echo_n "checking whether to enable mod_log_config... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_log_config" >&5
+printf %s "checking whether to enable mod_log_config... " >&6; }
     # Check whether --enable-log-config was given.
-if test "${enable_log_config+set}" = set; then :
+if test ${enable_log_config+y}
+then :
   enableval=$enable_log_config; force_log_config=$enableval
-else
-  enable_log_config=yes
+else case e in #(
+  e) enable_log_config=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -20348,8 +21467,8 @@ fi
   if test "$enable_log_config" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_log_config$_apmod_extra_msg" >&5
-$as_echo "$enable_log_config$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_log_config$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_log_config$_apmod_extra_msg" >&6; }
   if test "$enable_log_config" != "no"; then
     case "$enable_log_config" in
     static*)
@@ -20428,13 +21547,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_log_debug" >&5
-$as_echo_n "checking whether to enable mod_log_debug... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_log_debug" >&5
+printf %s "checking whether to enable mod_log_debug... " >&6; }
     # Check whether --enable-log-debug was given.
-if test "${enable_log_debug+set}" = set; then :
+if test ${enable_log_debug+y}
+then :
   enableval=$enable_log_debug; force_log_debug=$enableval
-else
-  enable_log_debug=most
+else case e in #(
+  e) enable_log_debug=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -20489,8 +21610,8 @@ fi
   if test "$enable_log_debug" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_log_debug$_apmod_extra_msg" >&5
-$as_echo "$enable_log_debug$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_log_debug$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_log_debug$_apmod_extra_msg" >&6; }
   if test "$enable_log_debug" != "no"; then
     case "$enable_log_debug" in
     static*)
@@ -20569,13 +21690,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_log_forensic" >&5
-$as_echo_n "checking whether to enable mod_log_forensic... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_log_forensic" >&5
+printf %s "checking whether to enable mod_log_forensic... " >&6; }
     # Check whether --enable-log-forensic was given.
-if test "${enable_log_forensic+set}" = set; then :
+if test ${enable_log_forensic+y}
+then :
   enableval=$enable_log_forensic; force_log_forensic=$enableval
-else
-  enable_log_forensic=maybe-all
+else case e in #(
+  e) enable_log_forensic=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -20630,8 +21753,8 @@ fi
   if test "$enable_log_forensic" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_log_forensic$_apmod_extra_msg" >&5
-$as_echo "$enable_log_forensic$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_log_forensic$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_log_forensic$_apmod_extra_msg" >&6; }
   if test "$enable_log_forensic" != "no"; then
     case "$enable_log_forensic" in
     static*)
@@ -20736,13 +21859,15 @@ if test "x$enable_log_forensic" != "xno"; then
 fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_logio" >&5
-$as_echo_n "checking whether to enable mod_logio... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_logio" >&5
+printf %s "checking whether to enable mod_logio... " >&6; }
     # Check whether --enable-logio was given.
-if test "${enable_logio+set}" = set; then :
+if test ${enable_logio+y}
+then :
   enableval=$enable_logio; force_logio=$enableval
-else
-  enable_logio=most
+else case e in #(
+  e) enable_logio=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -20797,8 +21922,8 @@ fi
   if test "$enable_logio" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_logio$_apmod_extra_msg" >&5
-$as_echo "$enable_logio$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_logio$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_logio$_apmod_extra_msg" >&6; }
   if test "$enable_logio" != "no"; then
     case "$enable_logio" in
     static*)
@@ -20938,13 +22063,15 @@ EOF
 lua_objects="lua_apr.lo lua_config.lo mod_lua.lo lua_request.lo lua_vmprep.lo lua_dbd.lo lua_passwd.lo"
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lua" >&5
-$as_echo_n "checking whether to enable mod_lua... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lua" >&5
+printf %s "checking whether to enable mod_lua... " >&6; }
     # Check whether --enable-lua was given.
-if test "${enable_lua+set}" = set; then :
+if test ${enable_lua+y}
+then :
   enableval=$enable_lua; force_lua=$enableval
-else
-  enable_lua=maybe-all
+else case e in #(
+  e) enable_lua=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -20997,17 +22124,19 @@ fi
     enable_lua=no
   fi
   if test "$enable_lua" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
 
 # Check whether --with-lua was given.
-if test "${with_lua+set}" = set; then :
+if test ${with_lua+y}
+then :
   withval=$with_lua; lua_path="$withval"
-else
-  :
+else case e in #(
+  e) : ;;
+esac
 fi
 
 
@@ -21023,140 +22152,164 @@ for pklua in lua lua5.4 lua5.3 lua5.2 lua5.1; do
     LUA_LIBS="`$PKGCONFIG --libs $pklua`"
     LUA_CFLAGS="`$PKGCONFIG --cflags $pklua`"
     LUA_VERSION="`$PKGCONFIG --modversion $pklua`"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: using Lua $LUA_VERSION configuration from pkg-config" >&5
-$as_echo "$as_me: using Lua $LUA_VERSION configuration from pkg-config" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: using Lua $LUA_VERSION configuration from pkg-config" >&5
+printf "%s\n" "$as_me: using Lua $LUA_VERSION configuration from pkg-config" >&6;}
     break
   fi
 done
 
 if test -z "$LUA_VERSION"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
-$as_echo_n "checking for pow in -lm... " >&6; }
-if ${ac_cv_lib_m_pow+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
+printf %s "checking for pow in -lm... " >&6; }
+if test ${ac_cv_lib_m_pow+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lm  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char pow ();
+char pow (void);
 int
-main ()
+main (void)
 {
 return pow ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_m_pow=yes
-else
-  ac_cv_lib_m_pow=no
+else case e in #(
+  e) ac_cv_lib_m_pow=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
-$as_echo "$ac_cv_lib_m_pow" >&6; }
-if test "x$ac_cv_lib_m_pow" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
+printf "%s\n" "$ac_cv_lib_m_pow" >&6; }
+if test "x$ac_cv_lib_m_pow" = xyes
+then :
   lib_m="-lm"
 fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqrt in -lm" >&5
-$as_echo_n "checking for sqrt in -lm... " >&6; }
-if ${ac_cv_lib_m_sqrt+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sqrt in -lm" >&5
+printf %s "checking for sqrt in -lm... " >&6; }
+if test ${ac_cv_lib_m_sqrt+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-lm  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char sqrt ();
+char sqrt (void);
 int
-main ()
+main (void)
 {
 return sqrt ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_m_sqrt=yes
-else
-  ac_cv_lib_m_sqrt=no
+else case e in #(
+  e) ac_cv_lib_m_sqrt=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_sqrt" >&5
-$as_echo "$ac_cv_lib_m_sqrt" >&6; }
-if test "x$ac_cv_lib_m_sqrt" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_sqrt" >&5
+printf "%s\n" "$ac_cv_lib_m_sqrt" >&6; }
+if test "x$ac_cv_lib_m_sqrt" = xyes
+then :
   lib_m="-lm"
 fi
 
   for x in $test_paths ; do
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.4" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua-5.4... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.4" >&5
+printf %s "checking for lua.h in ${x}/include/lua-5.4... " >&6; }
     if test -f ${x}/include/lua-5.4/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua-5.4 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.4" >&5
-$as_echo_n "checking for luaL_newstate in -llua-5.4... " >&6; }
-if ${ac_cv_lib_lua_5_4_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.4" >&5
+printf %s "checking for luaL_newstate in -llua-5.4... " >&6; }
+if test ${ac_cv_lib_lua_5_4_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua-5.4  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_5_4_luaL_newstate=yes
-else
-  ac_cv_lib_lua_5_4_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_5_4_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_4_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_5_4_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_5_4_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_4_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_5_4_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_5_4_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua-5.4 -llua-5.4 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21193,56 +22346,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.4" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua5.4... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.4" >&5
+printf %s "checking for lua.h in ${x}/include/lua5.4... " >&6; }
     if test -f ${x}/include/lua5.4/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.4" >&5
-$as_echo_n "checking for luaL_newstate in -llua5.4... " >&6; }
-if ${ac_cv_lib_lua5_4_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.4" >&5
+printf %s "checking for luaL_newstate in -llua5.4... " >&6; }
+if test ${ac_cv_lib_lua5_4_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua5.4  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua5_4_luaL_newstate=yes
-else
-  ac_cv_lib_lua5_4_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua5_4_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_4_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua5_4_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua5_4_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_4_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua5_4_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua5_4_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib -llua5.4 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21279,56 +22440,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua54" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua54... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua54" >&5
+printf %s "checking for lua.h in ${x}/include/lua54... " >&6; }
     if test -f ${x}/include/lua54/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua54 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
-$as_echo_n "checking for luaL_newstate in -llua... " >&6; }
-if ${ac_cv_lib_lua_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
+printf %s "checking for luaL_newstate in -llua... " >&6; }
+if test ${ac_cv_lib_lua_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_luaL_newstate=yes
-else
-  ac_cv_lib_lua_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua54 -llua $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21365,57 +22534,65 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.3" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua-5.3... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.3" >&5
+printf %s "checking for lua.h in ${x}/include/lua-5.3... " >&6; }
     if test -f ${x}/include/lua-5.3/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua-5.3 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.3" >&5
-$as_echo_n "checking for luaL_newstate in -llua-5.3... " >&6; }
-if ${ac_cv_lib_lua_5_3_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.3" >&5
+printf %s "checking for luaL_newstate in -llua-5.3... " >&6; }
+if test ${ac_cv_lib_lua_5_3_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua-5.3  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_5_3_luaL_newstate=yes
-else
-  ac_cv_lib_lua_5_3_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_5_3_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_3_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_5_3_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_5_3_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_3_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_5_3_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_5_3_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua-5.3 -llua-5.3 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21452,56 +22629,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.3" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua5.3... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.3" >&5
+printf %s "checking for lua.h in ${x}/include/lua5.3... " >&6; }
     if test -f ${x}/include/lua5.3/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.3" >&5
-$as_echo_n "checking for luaL_newstate in -llua5.3... " >&6; }
-if ${ac_cv_lib_lua5_3_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.3" >&5
+printf %s "checking for luaL_newstate in -llua5.3... " >&6; }
+if test ${ac_cv_lib_lua5_3_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua5.3  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua5_3_luaL_newstate=yes
-else
-  ac_cv_lib_lua5_3_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua5_3_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_3_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua5_3_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua5_3_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_3_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua5_3_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua5_3_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib -llua5.3 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21538,56 +22723,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua53" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua53... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua53" >&5
+printf %s "checking for lua.h in ${x}/include/lua53... " >&6; }
     if test -f ${x}/include/lua53/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua53 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
-$as_echo_n "checking for luaL_newstate in -llua... " >&6; }
-if ${ac_cv_lib_lua_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
+printf %s "checking for luaL_newstate in -llua... " >&6; }
+if test ${ac_cv_lib_lua_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_luaL_newstate=yes
-else
-  ac_cv_lib_lua_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua53 -llua $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21624,57 +22817,65 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include" >&5
-$as_echo_n "checking for lua.h in ${x}/include... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include" >&5
+printf %s "checking for lua.h in ${x}/include... " >&6; }
     if test -f ${x}/include/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
-$as_echo_n "checking for luaL_newstate in -llua... " >&6; }
-if ${ac_cv_lib_lua_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
+printf %s "checking for luaL_newstate in -llua... " >&6; }
+if test ${ac_cv_lib_lua_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_luaL_newstate=yes
-else
-  ac_cv_lib_lua_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib -llua $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21711,57 +22912,65 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.2" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua-5.2... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.2" >&5
+printf %s "checking for lua.h in ${x}/include/lua-5.2... " >&6; }
     if test -f ${x}/include/lua-5.2/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua-5.2 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.2" >&5
-$as_echo_n "checking for luaL_newstate in -llua-5.2... " >&6; }
-if ${ac_cv_lib_lua_5_2_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.2" >&5
+printf %s "checking for luaL_newstate in -llua-5.2... " >&6; }
+if test ${ac_cv_lib_lua_5_2_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua-5.2  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_5_2_luaL_newstate=yes
-else
-  ac_cv_lib_lua_5_2_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_5_2_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_2_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_5_2_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_5_2_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_2_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_5_2_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_5_2_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua-5.2 -llua-5.2 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21798,56 +23007,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.2" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua5.2... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.2" >&5
+printf %s "checking for lua.h in ${x}/include/lua5.2... " >&6; }
     if test -f ${x}/include/lua5.2/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.2" >&5
-$as_echo_n "checking for luaL_newstate in -llua5.2... " >&6; }
-if ${ac_cv_lib_lua5_2_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.2" >&5
+printf %s "checking for luaL_newstate in -llua5.2... " >&6; }
+if test ${ac_cv_lib_lua5_2_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua5.2  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua5_2_luaL_newstate=yes
-else
-  ac_cv_lib_lua5_2_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua5_2_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_2_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua5_2_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua5_2_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_2_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua5_2_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua5_2_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib -llua5.2 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21884,56 +23101,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua52" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua52... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua52" >&5
+printf %s "checking for lua.h in ${x}/include/lua52... " >&6; }
     if test -f ${x}/include/lua52/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua52 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
-$as_echo_n "checking for luaL_newstate in -llua... " >&6; }
-if ${ac_cv_lib_lua_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
+printf %s "checking for luaL_newstate in -llua... " >&6; }
+if test ${ac_cv_lib_lua_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_luaL_newstate=yes
-else
-  ac_cv_lib_lua_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua52 -llua $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -21970,57 +23195,65 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.1" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua-5.1... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua-5.1" >&5
+printf %s "checking for lua.h in ${x}/include/lua-5.1... " >&6; }
     if test -f ${x}/include/lua-5.1/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua-5.1 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.1" >&5
-$as_echo_n "checking for luaL_newstate in -llua-5.1... " >&6; }
-if ${ac_cv_lib_lua_5_1_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua-5.1" >&5
+printf %s "checking for luaL_newstate in -llua-5.1... " >&6; }
+if test ${ac_cv_lib_lua_5_1_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua-5.1  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_5_1_luaL_newstate=yes
-else
-  ac_cv_lib_lua_5_1_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_5_1_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_1_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_5_1_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_5_1_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_5_1_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_5_1_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_5_1_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua-5.1 -llua-5.1 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -22057,56 +23290,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.1" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua5.1... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua5.1" >&5
+printf %s "checking for lua.h in ${x}/include/lua5.1... " >&6; }
     if test -f ${x}/include/lua5.1/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.1" >&5
-$as_echo_n "checking for luaL_newstate in -llua5.1... " >&6; }
-if ${ac_cv_lib_lua5_1_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua5.1" >&5
+printf %s "checking for luaL_newstate in -llua5.1... " >&6; }
+if test ${ac_cv_lib_lua5_1_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua5.1  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua5_1_luaL_newstate=yes
-else
-  ac_cv_lib_lua5_1_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua5_1_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_1_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua5_1_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua5_1_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua5_1_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua5_1_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua5_1_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib -llua5.1 $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -22143,56 +23384,64 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua51" >&5
-$as_echo_n "checking for lua.h in ${x}/include/lua51... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lua.h in ${x}/include/lua51" >&5
+printf %s "checking for lua.h in ${x}/include/lua51... " >&6; }
     if test -f ${x}/include/lua51/lua.h; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
         save_CFLAGS=$CFLAGS
         save_LDFLAGS=$LDFLAGS
         CFLAGS="$CFLAGS"
         LDFLAGS="-L${x}/lib/lua51 $LDFLAGS $lib_m"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
-$as_echo_n "checking for luaL_newstate in -llua... " >&6; }
-if ${ac_cv_lib_lua_luaL_newstate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for luaL_newstate in -llua" >&5
+printf %s "checking for luaL_newstate in -llua... " >&6; }
+if test ${ac_cv_lib_lua_luaL_newstate+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_check_lib_save_LIBS=$LIBS
 LIBS="-llua  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+   builtin and then its argument prototype would still apply.
+   The 'extern "C"' is for builds by C++ compilers;
+   although this is not generally supported in C code supporting it here
+   has little cost and some practical benefit (sr 110532).  */
 #ifdef __cplusplus
 extern "C"
 #endif
-char luaL_newstate ();
+char luaL_newstate (void);
 int
-main ()
+main (void)
 {
 return luaL_newstate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_lua_luaL_newstate=yes
-else
-  ac_cv_lib_lua_luaL_newstate=no
+else case e in #(
+  e) ac_cv_lib_lua_luaL_newstate=no ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+LIBS=$ac_check_lib_save_LIBS ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
-$as_echo "$ac_cv_lib_lua_luaL_newstate" >&6; }
-if test "x$ac_cv_lib_lua_luaL_newstate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_lua_luaL_newstate" >&5
+printf "%s\n" "$ac_cv_lib_lua_luaL_newstate" >&6; }
+if test "x$ac_cv_lib_lua_luaL_newstate" = xyes
+then :
 
             LUA_LIBS="-L${x}/lib/lua51 -llua $lib_m"
             if test "x$ap_platform_runtime_link_flag" != "x"; then
@@ -22229,8 +23478,8 @@ fi
             break
         fi
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
 
   done
@@ -22240,20 +23489,21 @@ fi
 
 
 if test -z "${LUA_LIBS}"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: *** Lua 5.4 5.3 5.2 or 5.1 library not found." >&5
-$as_echo "$as_me: WARNING: *** Lua 5.4 5.3 5.2 or 5.1 library not found." >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: *** Lua 5.4 5.3 5.2 or 5.1 library not found." >&5
+printf "%s\n" "$as_me: WARNING: *** Lua 5.4 5.3 5.2 or 5.1 library not found." >&2;}
   enable_lua="no"
     if test -z "${lua_path}"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Lua 5.4 5.3 5.2 or 5.1 library is required" >&5
-$as_echo "$as_me: WARNING: Lua 5.4 5.3 5.2 or 5.1 library is required" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Lua 5.4 5.3 5.2 or 5.1 library is required" >&5
+printf "%s\n" "$as_me: WARNING: Lua 5.4 5.3 5.2 or 5.1 library is required" >&2;}
     else
         as_fn_error $? "Lua 5.4 5.3 5.2 or 5.1 library is required" "$LINENO" 5
     fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: using '${LUA_LIBS}' for Lua Library" >&5
-$as_echo "$as_me: using '${LUA_LIBS}' for Lua Library" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: using '${LUA_LIBS}' for Lua Library" >&5
+printf "%s\n" "$as_me: using '${LUA_LIBS}' for Lua Library" >&6;}
   # Check whether --enable-luajit was given.
-if test "${enable_luajit+set}" = set; then :
+if test ${enable_luajit+y}
+then :
   enableval=$enable_luajit;
     if test "$enableval" = "yes"; then
 
@@ -22330,8 +23580,8 @@ fi
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lua" >&5
-$as_echo_n "checking whether to enable mod_lua... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lua" >&5
+printf %s "checking whether to enable mod_lua... " >&6; }
             if test "$enable_lua" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -22340,8 +23590,8 @@ $as_echo_n "checking whether to enable mod_lua... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_lua$_apmod_extra_msg" >&5
-$as_echo "$enable_lua$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_lua$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_lua$_apmod_extra_msg" >&6; }
   if test "$enable_lua" != "no"; then
     case "$enable_lua" in
     static*)
@@ -22476,13 +23726,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_env" >&5
-$as_echo_n "checking whether to enable mod_env... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_env" >&5
+printf %s "checking whether to enable mod_env... " >&6; }
     # Check whether --enable-env was given.
-if test "${enable_env+set}" = set; then :
+if test ${enable_env+y}
+then :
   enableval=$enable_env; force_env=$enableval
-else
-  enable_env=yes
+else case e in #(
+  e) enable_env=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -22537,8 +23789,8 @@ fi
   if test "$enable_env" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_env$_apmod_extra_msg" >&5
-$as_echo "$enable_env$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_env$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_env$_apmod_extra_msg" >&6; }
   if test "$enable_env" != "no"; then
     case "$enable_env" in
     static*)
@@ -22617,13 +23869,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_mime_magic" >&5
-$as_echo_n "checking whether to enable mod_mime_magic... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_mime_magic" >&5
+printf %s "checking whether to enable mod_mime_magic... " >&6; }
     # Check whether --enable-mime-magic was given.
-if test "${enable_mime_magic+set}" = set; then :
+if test ${enable_mime_magic+y}
+then :
   enableval=$enable_mime_magic; force_mime_magic=$enableval
-else
-  enable_mime_magic=maybe-all
+else case e in #(
+  e) enable_mime_magic=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -22678,8 +23932,8 @@ fi
   if test "$enable_mime_magic" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_mime_magic$_apmod_extra_msg" >&5
-$as_echo "$enable_mime_magic$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_mime_magic$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_mime_magic$_apmod_extra_msg" >&6; }
   if test "$enable_mime_magic" != "no"; then
     case "$enable_mime_magic" in
     static*)
@@ -22758,13 +24012,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cern_meta" >&5
-$as_echo_n "checking whether to enable mod_cern_meta... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cern_meta" >&5
+printf %s "checking whether to enable mod_cern_meta... " >&6; }
     # Check whether --enable-cern-meta was given.
-if test "${enable_cern_meta+set}" = set; then :
+if test ${enable_cern_meta+y}
+then :
   enableval=$enable_cern_meta; force_cern_meta=$enableval
-else
-  enable_cern_meta=no
+else case e in #(
+  e) enable_cern_meta=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -22819,8 +24075,8 @@ fi
   if test "$enable_cern_meta" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cern_meta$_apmod_extra_msg" >&5
-$as_echo "$enable_cern_meta$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cern_meta$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cern_meta$_apmod_extra_msg" >&6; }
   if test "$enable_cern_meta" != "no"; then
     case "$enable_cern_meta" in
     static*)
@@ -22899,13 +24155,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_expires" >&5
-$as_echo_n "checking whether to enable mod_expires... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_expires" >&5
+printf %s "checking whether to enable mod_expires... " >&6; }
     # Check whether --enable-expires was given.
-if test "${enable_expires+set}" = set; then :
+if test ${enable_expires+y}
+then :
   enableval=$enable_expires; force_expires=$enableval
-else
-  enable_expires=most
+else case e in #(
+  e) enable_expires=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -22960,8 +24218,8 @@ fi
   if test "$enable_expires" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_expires$_apmod_extra_msg" >&5
-$as_echo "$enable_expires$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_expires$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_expires$_apmod_extra_msg" >&6; }
   if test "$enable_expires" != "no"; then
     case "$enable_expires" in
     static*)
@@ -23040,13 +24298,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_headers" >&5
-$as_echo_n "checking whether to enable mod_headers... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_headers" >&5
+printf %s "checking whether to enable mod_headers... " >&6; }
     # Check whether --enable-headers was given.
-if test "${enable_headers+set}" = set; then :
+if test ${enable_headers+y}
+then :
   enableval=$enable_headers; force_headers=$enableval
-else
-  enable_headers=yes
+else case e in #(
+  e) enable_headers=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -23101,8 +24361,8 @@ fi
   if test "$enable_headers" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_headers$_apmod_extra_msg" >&5
-$as_echo "$enable_headers$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_headers$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_headers$_apmod_extra_msg" >&6; }
   if test "$enable_headers" != "no"; then
     case "$enable_headers" in
     static*)
@@ -23181,13 +24441,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ident" >&5
-$as_echo_n "checking whether to enable mod_ident... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ident" >&5
+printf %s "checking whether to enable mod_ident... " >&6; }
     # Check whether --enable-ident was given.
-if test "${enable_ident+set}" = set; then :
+if test ${enable_ident+y}
+then :
   enableval=$enable_ident; force_ident=$enableval
-else
-  enable_ident=no
+else case e in #(
+  e) enable_ident=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -23242,8 +24504,8 @@ fi
   if test "$enable_ident" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_ident$_apmod_extra_msg" >&5
-$as_echo "$enable_ident$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_ident$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_ident$_apmod_extra_msg" >&6; }
   if test "$enable_ident" != "no"; then
     case "$enable_ident" in
     static*)
@@ -23323,13 +24585,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_usertrack" >&5
-$as_echo_n "checking whether to enable mod_usertrack... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_usertrack" >&5
+printf %s "checking whether to enable mod_usertrack... " >&6; }
     # Check whether --enable-usertrack was given.
-if test "${enable_usertrack+set}" = set; then :
+if test ${enable_usertrack+y}
+then :
   enableval=$enable_usertrack; force_usertrack=$enableval
-else
-  enable_usertrack=maybe-all
+else case e in #(
+  e) enable_usertrack=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -23382,37 +24646,28 @@ fi
     enable_usertrack=no
   fi
   if test "$enable_usertrack" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
-  for ac_header in sys/times.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "sys/times.h" "ac_cv_header_sys_times_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_times_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SYS_TIMES_H 1
-_ACEOF
+  ac_fn_c_check_header_compile "$LINENO" "sys/times.h" "ac_cv_header_sys_times_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_times_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_TIMES_H 1" >>confdefs.h
 
 fi
 
-done
-
-  for ac_func in times
-do :
   ac_fn_c_check_func "$LINENO" "times" "ac_cv_func_times"
-if test "x$ac_cv_func_times" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_TIMES 1
-_ACEOF
+if test "x$ac_cv_func_times" = xyes
+then :
+  printf "%s\n" "#define HAVE_TIMES 1" >>confdefs.h
 
 fi
-done
 
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_usertrack" >&5
-$as_echo_n "checking whether to enable mod_usertrack... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_usertrack" >&5
+printf %s "checking whether to enable mod_usertrack... " >&6; }
             if test "$enable_usertrack" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -23421,8 +24676,8 @@ $as_echo_n "checking whether to enable mod_usertrack... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_usertrack$_apmod_extra_msg" >&5
-$as_echo "$enable_usertrack$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_usertrack$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_usertrack$_apmod_extra_msg" >&6; }
   if test "$enable_usertrack" != "no"; then
     case "$enable_usertrack" in
     static*)
@@ -23502,13 +24757,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_unique_id" >&5
-$as_echo_n "checking whether to enable mod_unique_id... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_unique_id" >&5
+printf %s "checking whether to enable mod_unique_id... " >&6; }
     # Check whether --enable-unique-id was given.
-if test "${enable_unique_id+set}" = set; then :
+if test ${enable_unique_id+y}
+then :
   enableval=$enable_unique_id; force_unique_id=$enableval
-else
-  enable_unique_id=most
+else case e in #(
+  e) enable_unique_id=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -23563,8 +24820,8 @@ fi
   if test "$enable_unique_id" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_unique_id$_apmod_extra_msg" >&5
-$as_echo "$enable_unique_id$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_unique_id$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_unique_id$_apmod_extra_msg" >&6; }
   if test "$enable_unique_id" != "no"; then
     case "$enable_unique_id" in
     static*)
@@ -23643,13 +24900,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_setenvif" >&5
-$as_echo_n "checking whether to enable mod_setenvif... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_setenvif" >&5
+printf %s "checking whether to enable mod_setenvif... " >&6; }
     # Check whether --enable-setenvif was given.
-if test "${enable_setenvif+set}" = set; then :
+if test ${enable_setenvif+y}
+then :
   enableval=$enable_setenvif; force_setenvif=$enableval
-else
-  enable_setenvif=yes
+else case e in #(
+  e) enable_setenvif=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -23704,8 +24963,8 @@ fi
   if test "$enable_setenvif" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_setenvif$_apmod_extra_msg" >&5
-$as_echo "$enable_setenvif$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_setenvif$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_setenvif$_apmod_extra_msg" >&6; }
   if test "$enable_setenvif" != "no"; then
     case "$enable_setenvif" in
     static*)
@@ -23784,13 +25043,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_version" >&5
-$as_echo_n "checking whether to enable mod_version... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_version" >&5
+printf %s "checking whether to enable mod_version... " >&6; }
     # Check whether --enable-version was given.
-if test "${enable_version+set}" = set; then :
+if test ${enable_version+y}
+then :
   enableval=$enable_version; force_version=$enableval
-else
-  enable_version=yes
+else case e in #(
+  e) enable_version=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -23845,8 +25106,8 @@ fi
   if test "$enable_version" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_version$_apmod_extra_msg" >&5
-$as_echo "$enable_version$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_version$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_version$_apmod_extra_msg" >&6; }
   if test "$enable_version" != "no"; then
     case "$enable_version" in
     static*)
@@ -23925,13 +25186,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_remoteip" >&5
-$as_echo_n "checking whether to enable mod_remoteip... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_remoteip" >&5
+printf %s "checking whether to enable mod_remoteip... " >&6; }
     # Check whether --enable-remoteip was given.
-if test "${enable_remoteip+set}" = set; then :
+if test ${enable_remoteip+y}
+then :
   enableval=$enable_remoteip; force_remoteip=$enableval
-else
-  enable_remoteip=most
+else case e in #(
+  e) enable_remoteip=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -23986,8 +25249,8 @@ fi
   if test "$enable_remoteip" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_remoteip$_apmod_extra_msg" >&5
-$as_echo "$enable_remoteip$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_remoteip$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_remoteip$_apmod_extra_msg" >&6; }
   if test "$enable_remoteip" != "no"; then
     case "$enable_remoteip" in
     static*)
@@ -24100,13 +25363,15 @@ EOF
 
 proxy_objs="mod_proxy.lo proxy_util.lo"
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy" >&5
-$as_echo_n "checking whether to enable mod_proxy... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy" >&5
+printf %s "checking whether to enable mod_proxy... " >&6; }
     # Check whether --enable-proxy was given.
-if test "${enable_proxy+set}" = set; then :
+if test ${enable_proxy+y}
+then :
   enableval=$enable_proxy; force_proxy=$enableval
-else
-  enable_proxy=most
+else case e in #(
+  e) enable_proxy=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -24161,8 +25426,8 @@ fi
   if test "$enable_proxy" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy$_apmod_extra_msg" >&6; }
   if test "$enable_proxy" != "no"; then
     case "$enable_proxy" in
     static*)
@@ -24279,13 +25544,15 @@ case "$host" in
 esac
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_connect" >&5
-$as_echo_n "checking whether to enable mod_proxy_connect... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_connect" >&5
+printf %s "checking whether to enable mod_proxy_connect... " >&6; }
     # Check whether --enable-proxy-connect was given.
-if test "${enable_proxy_connect+set}" = set; then :
+if test ${enable_proxy_connect+y}
+then :
   enableval=$enable_proxy_connect; force_proxy_connect=$enableval
-else
-  enable_proxy_connect=most
+else case e in #(
+  e) enable_proxy_connect=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -24338,21 +25605,21 @@ fi
     enable_proxy_connect=no
   fi
   if test "$enable_proxy_connect" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_connect=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_connect\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_connect\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_connect\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_connect\"" >&2;}
                             elif test "$enable_proxy_connect" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_connect=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_connect shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_connect shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_connect shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_connect shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_connect" >&5
-$as_echo_n "checking whether to enable mod_proxy_connect... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_connect" >&5
+printf %s "checking whether to enable mod_proxy_connect... " >&6; }
             if test "$enable_proxy_connect" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -24361,8 +25628,8 @@ $as_echo_n "checking whether to enable mod_proxy_connect... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_connect$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_connect$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_connect$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_connect$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_connect" != "no"; then
     case "$enable_proxy_connect" in
     static*)
@@ -24441,13 +25708,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ftp" >&5
-$as_echo_n "checking whether to enable mod_proxy_ftp... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ftp" >&5
+printf %s "checking whether to enable mod_proxy_ftp... " >&6; }
     # Check whether --enable-proxy-ftp was given.
-if test "${enable_proxy_ftp+set}" = set; then :
+if test ${enable_proxy_ftp+y}
+then :
   enableval=$enable_proxy_ftp; force_proxy_ftp=$enableval
-else
-  enable_proxy_ftp=most
+else case e in #(
+  e) enable_proxy_ftp=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -24500,21 +25769,21 @@ fi
     enable_proxy_ftp=no
   fi
   if test "$enable_proxy_ftp" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_ftp=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_ftp\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_ftp\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_ftp\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_ftp\"" >&2;}
                             elif test "$enable_proxy_ftp" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_ftp=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_ftp shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_ftp shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_ftp shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_ftp shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ftp" >&5
-$as_echo_n "checking whether to enable mod_proxy_ftp... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ftp" >&5
+printf %s "checking whether to enable mod_proxy_ftp... " >&6; }
             if test "$enable_proxy_ftp" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -24523,8 +25792,8 @@ $as_echo_n "checking whether to enable mod_proxy_ftp... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_ftp$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_ftp$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_ftp$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_ftp$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_ftp" != "no"; then
     case "$enable_proxy_ftp" in
     static*)
@@ -24603,13 +25872,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http" >&5
-$as_echo_n "checking whether to enable mod_proxy_http... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http" >&5
+printf %s "checking whether to enable mod_proxy_http... " >&6; }
     # Check whether --enable-proxy-http was given.
-if test "${enable_proxy_http+set}" = set; then :
+if test ${enable_proxy_http+y}
+then :
   enableval=$enable_proxy_http; force_proxy_http=$enableval
-else
-  enable_proxy_http=most
+else case e in #(
+  e) enable_proxy_http=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -24662,21 +25933,21 @@ fi
     enable_proxy_http=no
   fi
   if test "$enable_proxy_http" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_http=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_http\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_http\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_http\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_http\"" >&2;}
                             elif test "$enable_proxy_http" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_http=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_http shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_http shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_http shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_http shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http" >&5
-$as_echo_n "checking whether to enable mod_proxy_http... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http" >&5
+printf %s "checking whether to enable mod_proxy_http... " >&6; }
             if test "$enable_proxy_http" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -24685,8 +25956,8 @@ $as_echo_n "checking whether to enable mod_proxy_http... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_http$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_http$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_http$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_http$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_http" != "no"; then
     case "$enable_proxy_http" in
     static*)
@@ -24765,13 +26036,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fcgi" >&5
-$as_echo_n "checking whether to enable mod_proxy_fcgi... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fcgi" >&5
+printf %s "checking whether to enable mod_proxy_fcgi... " >&6; }
     # Check whether --enable-proxy-fcgi was given.
-if test "${enable_proxy_fcgi+set}" = set; then :
+if test ${enable_proxy_fcgi+y}
+then :
   enableval=$enable_proxy_fcgi; force_proxy_fcgi=$enableval
-else
-  enable_proxy_fcgi=most
+else case e in #(
+  e) enable_proxy_fcgi=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -24824,21 +26097,21 @@ fi
     enable_proxy_fcgi=no
   fi
   if test "$enable_proxy_fcgi" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_fcgi=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_fcgi\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_fcgi\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_fcgi\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_fcgi\"" >&2;}
                             elif test "$enable_proxy_fcgi" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_fcgi=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_fcgi shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_fcgi shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_fcgi shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_fcgi shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fcgi" >&5
-$as_echo_n "checking whether to enable mod_proxy_fcgi... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fcgi" >&5
+printf %s "checking whether to enable mod_proxy_fcgi... " >&6; }
             if test "$enable_proxy_fcgi" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -24847,8 +26120,8 @@ $as_echo_n "checking whether to enable mod_proxy_fcgi... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_fcgi$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_fcgi$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_fcgi$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_fcgi$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_fcgi" != "no"; then
     case "$enable_proxy_fcgi" in
     static*)
@@ -24927,13 +26200,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_scgi" >&5
-$as_echo_n "checking whether to enable mod_proxy_scgi... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_scgi" >&5
+printf %s "checking whether to enable mod_proxy_scgi... " >&6; }
     # Check whether --enable-proxy-scgi was given.
-if test "${enable_proxy_scgi+set}" = set; then :
+if test ${enable_proxy_scgi+y}
+then :
   enableval=$enable_proxy_scgi; force_proxy_scgi=$enableval
-else
-  enable_proxy_scgi=most
+else case e in #(
+  e) enable_proxy_scgi=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -24986,21 +26261,21 @@ fi
     enable_proxy_scgi=no
   fi
   if test "$enable_proxy_scgi" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_scgi=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_scgi\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_scgi\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_scgi\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_scgi\"" >&2;}
                             elif test "$enable_proxy_scgi" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_scgi=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_scgi shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_scgi shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_scgi shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_scgi shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_scgi" >&5
-$as_echo_n "checking whether to enable mod_proxy_scgi... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_scgi" >&5
+printf %s "checking whether to enable mod_proxy_scgi... " >&6; }
             if test "$enable_proxy_scgi" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -25009,8 +26284,8 @@ $as_echo_n "checking whether to enable mod_proxy_scgi... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_scgi$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_scgi$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_scgi$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_scgi$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_scgi" != "no"; then
     case "$enable_proxy_scgi" in
     static*)
@@ -25089,13 +26364,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_uwsgi" >&5
-$as_echo_n "checking whether to enable mod_proxy_uwsgi... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_uwsgi" >&5
+printf %s "checking whether to enable mod_proxy_uwsgi... " >&6; }
     # Check whether --enable-proxy-uwsgi was given.
-if test "${enable_proxy_uwsgi+set}" = set; then :
+if test ${enable_proxy_uwsgi+y}
+then :
   enableval=$enable_proxy_uwsgi; force_proxy_uwsgi=$enableval
-else
-  enable_proxy_uwsgi=most
+else case e in #(
+  e) enable_proxy_uwsgi=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -25148,21 +26425,21 @@ fi
     enable_proxy_uwsgi=no
   fi
   if test "$enable_proxy_uwsgi" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_uwsgi=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_uwsgi\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_uwsgi\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_uwsgi\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_uwsgi\"" >&2;}
                             elif test "$enable_proxy_uwsgi" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_uwsgi=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_uwsgi shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_uwsgi shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_uwsgi shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_uwsgi shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_uwsgi" >&5
-$as_echo_n "checking whether to enable mod_proxy_uwsgi... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_uwsgi" >&5
+printf %s "checking whether to enable mod_proxy_uwsgi... " >&6; }
             if test "$enable_proxy_uwsgi" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -25171,8 +26448,8 @@ $as_echo_n "checking whether to enable mod_proxy_uwsgi... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_uwsgi$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_uwsgi$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_uwsgi$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_uwsgi$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_uwsgi" != "no"; then
     case "$enable_proxy_uwsgi" in
     static*)
@@ -25250,14 +26527,99 @@ EOF
 
   fi
 
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC options needed to detect all undeclared functions" >&5
+printf %s "checking for $CC options needed to detect all undeclared functions... " >&6; }
+if test ${ac_cv_c_undeclared_builtin_options+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) ac_save_CFLAGS=$CFLAGS
+   ac_cv_c_undeclared_builtin_options='cannot detect'
+   for ac_arg in '' -fno-builtin; do
+     CFLAGS="$ac_save_CFLAGS $ac_arg"
+     # This test program should *not* compile successfully.
+     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main (void)
+{
+(void) strchr;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+
+else case e in #(
+  e) # This test program should compile successfully.
+        # No library function is consistently available on
+        # freestanding implementations, so test against a dummy
+        # declaration.  Include always-available headers on the
+        # off chance that they somehow elicit warnings.
+        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <float.h>
+#include <limits.h>
+#include <stdarg.h>
+#include <stddef.h>
+extern void ac_decl (int, char *);
+
+int
+main (void)
+{
+(void) ac_decl (0, (char *) 0);
+  (void) ac_decl;
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  if test x"$ac_arg" = x
+then :
+  ac_cv_c_undeclared_builtin_options='none needed'
+else case e in #(
+  e) ac_cv_c_undeclared_builtin_options=$ac_arg ;;
+esac
+fi
+          break
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    done
+    CFLAGS=$ac_save_CFLAGS
+   ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_undeclared_builtin_options" >&5
+printf "%s\n" "$ac_cv_c_undeclared_builtin_options" >&6; }
+  case $ac_cv_c_undeclared_builtin_options in #(
+  'cannot detect') :
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in '$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in '$ac_pwd':" >&2;}
+as_fn_error $? "cannot make $CC report undeclared builtins
+See 'config.log' for more details" "$LINENO" 5; } ;; #(
+  'none needed') :
+    ac_c_undeclared_builtin_options='' ;; #(
+  *) :
+    ac_c_undeclared_builtin_options=$ac_cv_c_undeclared_builtin_options ;;
+esac
+
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fdpass" >&5
-$as_echo_n "checking whether to enable mod_proxy_fdpass... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fdpass" >&5
+printf %s "checking whether to enable mod_proxy_fdpass... " >&6; }
     # Check whether --enable-proxy-fdpass was given.
-if test "${enable_proxy_fdpass+set}" = set; then :
+if test ${enable_proxy_fdpass+y}
+then :
   enableval=$enable_proxy_fdpass; force_proxy_fdpass=$enableval
-else
-  enable_proxy_fdpass=most
+else case e in #(
+  e) enable_proxy_fdpass=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -25310,36 +26672,36 @@ fi
     enable_proxy_fdpass=no
   fi
   if test "$enable_proxy_fdpass" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_fdpass=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_fdpass\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_fdpass\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_fdpass\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_fdpass\"" >&2;}
                             elif test "$enable_proxy_fdpass" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_fdpass=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_fdpass shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_fdpass shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_fdpass shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_fdpass shared because mod_proxy is built shared\"" >&2;}
                             else
 
-  ac_fn_c_check_decl "$LINENO" "CMSG_DATA" "ac_cv_have_decl_CMSG_DATA" "
+  ac_fn_check_decl "$LINENO" "CMSG_DATA" "ac_cv_have_decl_CMSG_DATA" "
     #include <sys/types.h>
     #include <sys/socket.h>
 
-"
-if test "x$ac_cv_have_decl_CMSG_DATA" = xyes; then :
+" "$ac_c_undeclared_builtin_options" "CFLAGS"
+if test "x$ac_cv_have_decl_CMSG_DATA" = xyes
+then :
 
 fi
-
   if test $ac_cv_have_decl_CMSG_DATA = "no"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support CMSG_DATA." >&5
-$as_echo "$as_me: WARNING: Your system does not support CMSG_DATA." >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support CMSG_DATA." >&5
+printf "%s\n" "$as_me: WARNING: Your system does not support CMSG_DATA." >&2;}
     enable_proxy_fdpass=no
   fi
 
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fdpass" >&5
-$as_echo_n "checking whether to enable mod_proxy_fdpass... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_fdpass" >&5
+printf %s "checking whether to enable mod_proxy_fdpass... " >&6; }
             if test "$enable_proxy_fdpass" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -25348,8 +26710,8 @@ $as_echo_n "checking whether to enable mod_proxy_fdpass... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_fdpass$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_fdpass$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_fdpass$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_fdpass$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_fdpass" != "no"; then
     case "$enable_proxy_fdpass" in
     static*)
@@ -25428,13 +26790,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_wstunnel" >&5
-$as_echo_n "checking whether to enable mod_proxy_wstunnel... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_wstunnel" >&5
+printf %s "checking whether to enable mod_proxy_wstunnel... " >&6; }
     # Check whether --enable-proxy-wstunnel was given.
-if test "${enable_proxy_wstunnel+set}" = set; then :
+if test ${enable_proxy_wstunnel+y}
+then :
   enableval=$enable_proxy_wstunnel; force_proxy_wstunnel=$enableval
-else
-  enable_proxy_wstunnel=most
+else case e in #(
+  e) enable_proxy_wstunnel=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -25487,21 +26851,21 @@ fi
     enable_proxy_wstunnel=no
   fi
   if test "$enable_proxy_wstunnel" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_wstunnel=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_wstunnel\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_wstunnel\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_wstunnel\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_wstunnel\"" >&2;}
                             elif test "$enable_proxy_wstunnel" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_wstunnel=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_wstunnel shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_wstunnel shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_wstunnel shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_wstunnel shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_wstunnel" >&5
-$as_echo_n "checking whether to enable mod_proxy_wstunnel... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_wstunnel" >&5
+printf %s "checking whether to enable mod_proxy_wstunnel... " >&6; }
             if test "$enable_proxy_wstunnel" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -25510,8 +26874,8 @@ $as_echo_n "checking whether to enable mod_proxy_wstunnel... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_wstunnel$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_wstunnel$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_wstunnel$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_wstunnel$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_wstunnel" != "no"; then
     case "$enable_proxy_wstunnel" in
     static*)
@@ -25590,13 +26954,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ajp" >&5
-$as_echo_n "checking whether to enable mod_proxy_ajp... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ajp" >&5
+printf %s "checking whether to enable mod_proxy_ajp... " >&6; }
     # Check whether --enable-proxy-ajp was given.
-if test "${enable_proxy_ajp+set}" = set; then :
+if test ${enable_proxy_ajp+y}
+then :
   enableval=$enable_proxy_ajp; force_proxy_ajp=$enableval
-else
-  enable_proxy_ajp=most
+else case e in #(
+  e) enable_proxy_ajp=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -25649,21 +27015,21 @@ fi
     enable_proxy_ajp=no
   fi
   if test "$enable_proxy_ajp" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_ajp=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_ajp\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_ajp\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_ajp\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_ajp\"" >&2;}
                             elif test "$enable_proxy_ajp" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_ajp=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_ajp shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_ajp shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_ajp shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_ajp shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ajp" >&5
-$as_echo_n "checking whether to enable mod_proxy_ajp... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_ajp" >&5
+printf %s "checking whether to enable mod_proxy_ajp... " >&6; }
             if test "$enable_proxy_ajp" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -25672,8 +27038,8 @@ $as_echo_n "checking whether to enable mod_proxy_ajp... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_ajp$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_ajp$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_ajp$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_ajp$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_ajp" != "no"; then
     case "$enable_proxy_ajp" in
     static*)
@@ -25752,13 +27118,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_balancer" >&5
-$as_echo_n "checking whether to enable mod_proxy_balancer... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_balancer" >&5
+printf %s "checking whether to enable mod_proxy_balancer... " >&6; }
     # Check whether --enable-proxy-balancer was given.
-if test "${enable_proxy_balancer+set}" = set; then :
+if test ${enable_proxy_balancer+y}
+then :
   enableval=$enable_proxy_balancer; force_proxy_balancer=$enableval
-else
-  enable_proxy_balancer=most
+else case e in #(
+  e) enable_proxy_balancer=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -25811,21 +27179,21 @@ fi
     enable_proxy_balancer=no
   fi
   if test "$enable_proxy_balancer" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_balancer=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_balancer\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_balancer\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_balancer\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_balancer\"" >&2;}
                             elif test "$enable_proxy_balancer" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_balancer=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_balancer shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_balancer shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_balancer shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_balancer shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_balancer" >&5
-$as_echo_n "checking whether to enable mod_proxy_balancer... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_balancer" >&5
+printf %s "checking whether to enable mod_proxy_balancer... " >&6; }
             if test "$enable_proxy_balancer" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -25834,8 +27202,8 @@ $as_echo_n "checking whether to enable mod_proxy_balancer... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_balancer$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_balancer$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_balancer$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_balancer$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_balancer" != "no"; then
     case "$enable_proxy_balancer" in
     static*)
@@ -25915,13 +27283,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_express" >&5
-$as_echo_n "checking whether to enable mod_proxy_express... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_express" >&5
+printf %s "checking whether to enable mod_proxy_express... " >&6; }
     # Check whether --enable-proxy-express was given.
-if test "${enable_proxy_express+set}" = set; then :
+if test ${enable_proxy_express+y}
+then :
   enableval=$enable_proxy_express; force_proxy_express=$enableval
-else
-  enable_proxy_express=most
+else case e in #(
+  e) enable_proxy_express=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -25974,21 +27344,21 @@ fi
     enable_proxy_express=no
   fi
   if test "$enable_proxy_express" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_express=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_express\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_express\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_express\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_express\"" >&2;}
                             elif test "$enable_proxy_express" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_express=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_express shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_express shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_express shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_express shared because mod_proxy is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_express" >&5
-$as_echo_n "checking whether to enable mod_proxy_express... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_express" >&5
+printf %s "checking whether to enable mod_proxy_express... " >&6; }
             if test "$enable_proxy_express" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -25997,8 +27367,8 @@ $as_echo_n "checking whether to enable mod_proxy_express... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_express$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_express$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_express$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_express$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_express" != "no"; then
     case "$enable_proxy_express" in
     static*)
@@ -26077,13 +27447,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_hcheck" >&5
-$as_echo_n "checking whether to enable mod_proxy_hcheck... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_hcheck" >&5
+printf %s "checking whether to enable mod_proxy_hcheck... " >&6; }
     # Check whether --enable-proxy-hcheck was given.
-if test "${enable_proxy_hcheck+set}" = set; then :
+if test ${enable_proxy_hcheck+y}
+then :
   enableval=$enable_proxy_hcheck; force_proxy_hcheck=$enableval
-else
-  enable_proxy_hcheck=most
+else case e in #(
+  e) enable_proxy_hcheck=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -26136,29 +27508,29 @@ fi
     enable_proxy_hcheck=no
   fi
   if test "$enable_proxy_hcheck" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_hcheck=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_hcheck\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_hcheck\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_hcheck\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_hcheck\"" >&2;}
                             elif test "$enable_proxy_hcheck" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_hcheck=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_hcheck shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_hcheck shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_hcheck shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_hcheck shared because mod_proxy is built shared\"" >&2;}
                             elif test "$enable_watchdog" = "no" ; then
                               enable_proxy_hcheck=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_watchdog is disabled but required for mod_proxy_hcheck\"" >&5
-$as_echo "$as_me: WARNING: \"mod_watchdog is disabled but required for mod_proxy_hcheck\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_watchdog is disabled but required for mod_proxy_hcheck\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_watchdog is disabled but required for mod_proxy_hcheck\"" >&2;}
                             elif test "$enable_proxy_hcheck" = "static" && test "$enable_watchdog" != "static" ; then
                               enable_proxy_hcheck=$enable_watchdog
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_hcheck shared because mod_watchdog is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_hcheck shared because mod_watchdog is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_hcheck shared because mod_watchdog is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_hcheck shared because mod_watchdog is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_hcheck" >&5
-$as_echo_n "checking whether to enable mod_proxy_hcheck... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_hcheck" >&5
+printf %s "checking whether to enable mod_proxy_hcheck... " >&6; }
             if test "$enable_proxy_hcheck" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -26167,8 +27539,8 @@ $as_echo_n "checking whether to enable mod_proxy_hcheck... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_hcheck$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_hcheck$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_hcheck$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_hcheck$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_hcheck" != "no"; then
     case "$enable_proxy_hcheck" in
     static*)
@@ -26328,13 +27700,15 @@ case "$host" in
 esac
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session" >&5
-$as_echo_n "checking whether to enable mod_session... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session" >&5
+printf %s "checking whether to enable mod_session... " >&6; }
     # Check whether --enable-session was given.
-if test "${enable_session+set}" = set; then :
+if test ${enable_session+y}
+then :
   enableval=$enable_session; force_session=$enableval
-else
-  enable_session=most
+else case e in #(
+  e) enable_session=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -26389,8 +27763,8 @@ fi
   if test "$enable_session" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_session$_apmod_extra_msg" >&5
-$as_echo "$enable_session$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_session$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_session$_apmod_extra_msg" >&6; }
   if test "$enable_session" != "no"; then
     case "$enable_session" in
     static*)
@@ -26469,13 +27843,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_cookie" >&5
-$as_echo_n "checking whether to enable mod_session_cookie... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_cookie" >&5
+printf %s "checking whether to enable mod_session_cookie... " >&6; }
     # Check whether --enable-session-cookie was given.
-if test "${enable_session_cookie+set}" = set; then :
+if test ${enable_session_cookie+y}
+then :
   enableval=$enable_session_cookie; force_session_cookie=$enableval
-else
-  enable_session_cookie=$session_mods_enable
+else case e in #(
+  e) enable_session_cookie=$session_mods_enable ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -26528,21 +27904,21 @@ fi
     enable_session_cookie=no
   fi
   if test "$enable_session_cookie" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_session" = "no" ; then
                               enable_session_cookie=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_session is disabled but required for mod_session_cookie\"" >&5
-$as_echo "$as_me: WARNING: \"mod_session is disabled but required for mod_session_cookie\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_session is disabled but required for mod_session_cookie\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_session is disabled but required for mod_session_cookie\"" >&2;}
                             elif test "$enable_session_cookie" = "static" && test "$enable_session" != "static" ; then
                               enable_session_cookie=$enable_session
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_session_cookie shared because mod_session is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_session_cookie shared because mod_session is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_session_cookie shared because mod_session is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_session_cookie shared because mod_session is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_cookie" >&5
-$as_echo_n "checking whether to enable mod_session_cookie... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_cookie" >&5
+printf %s "checking whether to enable mod_session_cookie... " >&6; }
             if test "$enable_session_cookie" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -26551,8 +27927,8 @@ $as_echo_n "checking whether to enable mod_session_cookie... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_session_cookie$_apmod_extra_msg" >&5
-$as_echo "$enable_session_cookie$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_session_cookie$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_session_cookie$_apmod_extra_msg" >&6; }
   if test "$enable_session_cookie" != "no"; then
     case "$enable_session_cookie" in
     static*)
@@ -26643,7 +28019,7 @@ if test "$session_mods_enable_crypto" != "no"; then
 /* end confdefs.h.  */
 #include <apr_crypto.h>
 int
-main ()
+main (void)
 {
 
 #if APU_HAVE_CRYPTO == 0
@@ -26654,16 +28030,18 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ap_HAVE_APR_CRYPTO="yes"
-else
-  ap_HAVE_APR_CRYPTO="no"
+else case e in #(
+  e) ap_HAVE_APR_CRYPTO="no" ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   CPPFLAGS="$saved_CPPFLAGS"
   if test $ap_HAVE_APR_CRYPTO = "no"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Your APR does not include SSL/EVP support. To enable it: configure --with-crypto" >&5
-$as_echo "$as_me: WARNING: Your APR does not include SSL/EVP support. To enable it: configure --with-crypto" >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Your APR does not include SSL/EVP support. To enable it: configure --with-crypto" >&5
+printf "%s\n" "$as_me: WARNING: Your APR does not include SSL/EVP support. To enable it: configure --with-crypto" >&2;}
     if test "$enable_session_crypto" != "" -a "$enable_session_crypto" != "no"; then
         as_fn_error $? "mod_session_crypto cannot be enabled" "$LINENO" 5
     fi
@@ -26671,13 +28049,15 @@ $as_echo "$as_me: WARNING: Your APR does not include SSL/EVP support. To enable
   fi
 fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_crypto" >&5
-$as_echo_n "checking whether to enable mod_session_crypto... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_crypto" >&5
+printf %s "checking whether to enable mod_session_crypto... " >&6; }
     # Check whether --enable-session-crypto was given.
-if test "${enable_session_crypto+set}" = set; then :
+if test ${enable_session_crypto+y}
+then :
   enableval=$enable_session_crypto; force_session_crypto=$enableval
-else
-  enable_session_crypto=$session_mods_enable_crypto
+else case e in #(
+  e) enable_session_crypto=$session_mods_enable_crypto ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -26730,16 +28110,16 @@ fi
     enable_session_crypto=no
   fi
   if test "$enable_session_crypto" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_session" = "no" ; then
                               enable_session_crypto=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_session is disabled but required for mod_session_crypto\"" >&5
-$as_echo "$as_me: WARNING: \"mod_session is disabled but required for mod_session_crypto\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_session is disabled but required for mod_session_crypto\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_session is disabled but required for mod_session_crypto\"" >&2;}
                             elif test "$enable_session_crypto" = "static" && test "$enable_session" != "static" ; then
                               enable_session_crypto=$enable_session
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_session_crypto shared because mod_session is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_session_crypto shared because mod_session is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_session_crypto shared because mod_session is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_session_crypto shared because mod_session is built shared\"" >&2;}
                             else
 
 if test "$session_mods_enable_crypto" = "no" ; then
@@ -26747,8 +28127,8 @@ if test "$session_mods_enable_crypto" = "no" ; then
 fi
 
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_crypto" >&5
-$as_echo_n "checking whether to enable mod_session_crypto... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_crypto" >&5
+printf %s "checking whether to enable mod_session_crypto... " >&6; }
             if test "$enable_session_crypto" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -26757,8 +28137,8 @@ $as_echo_n "checking whether to enable mod_session_crypto... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_session_crypto$_apmod_extra_msg" >&5
-$as_echo "$enable_session_crypto$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_session_crypto$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_session_crypto$_apmod_extra_msg" >&6; }
   if test "$enable_session_crypto" != "no"; then
     case "$enable_session_crypto" in
     static*)
@@ -26838,13 +28218,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_dbd" >&5
-$as_echo_n "checking whether to enable mod_session_dbd... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_dbd" >&5
+printf %s "checking whether to enable mod_session_dbd... " >&6; }
     # Check whether --enable-session-dbd was given.
-if test "${enable_session_dbd+set}" = set; then :
+if test ${enable_session_dbd+y}
+then :
   enableval=$enable_session_dbd; force_session_dbd=$enableval
-else
-  enable_session_dbd=$session_mods_enable
+else case e in #(
+  e) enable_session_dbd=$session_mods_enable ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -26897,21 +28279,21 @@ fi
     enable_session_dbd=no
   fi
   if test "$enable_session_dbd" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_session" = "no" ; then
                               enable_session_dbd=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_session is disabled but required for mod_session_dbd\"" >&5
-$as_echo "$as_me: WARNING: \"mod_session is disabled but required for mod_session_dbd\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_session is disabled but required for mod_session_dbd\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_session is disabled but required for mod_session_dbd\"" >&2;}
                             elif test "$enable_session_dbd" = "static" && test "$enable_session" != "static" ; then
                               enable_session_dbd=$enable_session
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_session_dbd shared because mod_session is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_session_dbd shared because mod_session is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_session_dbd shared because mod_session is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_session_dbd shared because mod_session is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_dbd" >&5
-$as_echo_n "checking whether to enable mod_session_dbd... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_session_dbd" >&5
+printf %s "checking whether to enable mod_session_dbd... " >&6; }
             if test "$enable_session_dbd" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -26920,8 +28302,8 @@ $as_echo_n "checking whether to enable mod_session_dbd... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_session_dbd$_apmod_extra_msg" >&5
-$as_echo "$enable_session_dbd$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_session_dbd$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_session_dbd$_apmod_extra_msg" >&6; }
   if test "$enable_session_dbd" != "no"; then
     case "$enable_session_dbd" in
     static*)
@@ -27057,13 +28439,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_slotmem_shm" >&5
-$as_echo_n "checking whether to enable mod_slotmem_shm... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_slotmem_shm" >&5
+printf %s "checking whether to enable mod_slotmem_shm... " >&6; }
     # Check whether --enable-slotmem-shm was given.
-if test "${enable_slotmem_shm+set}" = set; then :
+if test ${enable_slotmem_shm+y}
+then :
   enableval=$enable_slotmem_shm; force_slotmem_shm=$enableval
-else
-  enable_slotmem_shm=most
+else case e in #(
+  e) enable_slotmem_shm=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -27118,8 +28502,8 @@ fi
   if test "$enable_slotmem_shm" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_slotmem_shm$_apmod_extra_msg" >&5
-$as_echo "$enable_slotmem_shm$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_slotmem_shm$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_slotmem_shm$_apmod_extra_msg" >&6; }
   if test "$enable_slotmem_shm" != "no"; then
     case "$enable_slotmem_shm" in
     static*)
@@ -27198,13 +28582,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_slotmem_plain" >&5
-$as_echo_n "checking whether to enable mod_slotmem_plain... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_slotmem_plain" >&5
+printf %s "checking whether to enable mod_slotmem_plain... " >&6; }
     # Check whether --enable-slotmem-plain was given.
-if test "${enable_slotmem_plain+set}" = set; then :
+if test ${enable_slotmem_plain+y}
+then :
   enableval=$enable_slotmem_plain; force_slotmem_plain=$enableval
-else
-  enable_slotmem_plain=maybe-all
+else case e in #(
+  e) enable_slotmem_plain=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -27259,8 +28645,8 @@ fi
   if test "$enable_slotmem_plain" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_slotmem_plain$_apmod_extra_msg" >&5
-$as_echo "$enable_slotmem_plain$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_slotmem_plain$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_slotmem_plain$_apmod_extra_msg" >&6; }
   if test "$enable_slotmem_plain" != "no"; then
     case "$enable_slotmem_plain" in
     static*)
@@ -27373,13 +28759,15 @@ EOF
 
 ssl_objs="mod_ssl.lo ssl_engine_config.lo ssl_engine_init.lo ssl_engine_io.lo ssl_engine_kernel.lo ssl_engine_log.lo ssl_engine_mutex.lo ssl_engine_pphrase.lo ssl_engine_rand.lo ssl_engine_vars.lo ssl_scache.lo ssl_util_stapling.lo ssl_util.lo ssl_util_ssl.lo ssl_engine_ocsp.lo ssl_util_ocsp.lo "
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ssl" >&5
-$as_echo_n "checking whether to enable mod_ssl... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ssl" >&5
+printf %s "checking whether to enable mod_ssl... " >&6; }
     # Check whether --enable-ssl was given.
-if test "${enable_ssl+set}" = set; then :
+if test ${enable_ssl+y}
+then :
   enableval=$enable_ssl; force_ssl=$enableval
-else
-  enable_ssl=most
+else case e in #(
+  e) enable_ssl=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -27432,17 +28820,18 @@ fi
     enable_ssl=no
   fi
   if test "$enable_ssl" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSL" >&5
-$as_echo_n "checking for OpenSSL... " >&6; }
-if ${ac_cv_openssl+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenSSL" >&5
+printf %s "checking for OpenSSL... " >&6; }
+if test ${ac_cv_openssl+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_openssl=no
     ap_openssl_found=""
     ap_openssl_base=""
@@ -27450,11 +28839,12 @@ else
     ap_openssl_mod_cflags=""
     ap_openssl_mod_ldflags=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided OpenSSL base directory" >&5
-$as_echo_n "checking for user-provided OpenSSL base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided OpenSSL base directory" >&5
+printf %s "checking for user-provided OpenSSL base directory... " >&6; }
 
 # Check whether --with-ssl was given.
-if test "${with_ssl+set}" = set; then :
+if test ${with_ssl+y}
+then :
   withval=$with_ssl;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_openssl_base="`cd $withval ; pwd`"
@@ -27463,11 +28853,11 @@ if test "${with_ssl+set}" = set; then :
 fi
 
     if test "x$ap_openssl_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_openssl_base" >&5
-$as_echo "$ap_openssl_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_openssl_base" >&5
+printf "%s\n" "$ap_openssl_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -27486,7 +28876,8 @@ $as_echo "$ap_openssl_base" >&6; }
         fi
       fi
       # Check whether --enable-ssl-staticlib-deps was given.
-if test "${enable_ssl_staticlib_deps+set}" = set; then :
+if test ${enable_ssl_staticlib_deps+y}
+then :
   enableval=$enable_ssl_staticlib_deps;
         if test "$enableval" = "yes"; then
           PKGCONFIG_LIBOPTS="--static"
@@ -27803,13 +29194,13 @@ fi
       fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSL version >= 0.9.8a" >&5
-$as_echo_n "checking for OpenSSL version >= 0.9.8a... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenSSL version >= 0.9.8a" >&5
+printf %s "checking for OpenSSL version >= 0.9.8a... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <openssl/opensslv.h>
 int
-main ()
+main (void)
 {
 
 #if !defined(OPENSSL_VERSION_NUMBER)
@@ -27822,15 +29213,17 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_openssl=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     if test "x$ac_cv_openssl" = "xyes"; then
       ap_openssl_libs="${ap_openssl_libs:--lssl -lcrypto} `$apr_config --libs`"
@@ -27890,61 +29283,60 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
             liberrors=""
-      for ac_header in openssl/engine.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "openssl/engine.h" "ac_cv_header_openssl_engine_h" "$ac_includes_default"
-if test "x$ac_cv_header_openssl_engine_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_OPENSSL_ENGINE_H 1
-_ACEOF
+      ac_fn_c_check_header_compile "$LINENO" "openssl/engine.h" "ac_cv_header_openssl_engine_h" "$ac_includes_default"
+if test "x$ac_cv_header_openssl_engine_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_OPENSSL_ENGINE_H 1" >>confdefs.h
 
 fi
 
-done
 
-      for ac_func in SSL_CTX_new
+  for ac_func in SSL_CTX_new
 do :
   ac_fn_c_check_func "$LINENO" "SSL_CTX_new" "ac_cv_func_SSL_CTX_new"
-if test "x$ac_cv_func_SSL_CTX_new" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SSL_CTX_NEW 1
-_ACEOF
+if test "x$ac_cv_func_SSL_CTX_new" = xyes
+then :
+  printf "%s\n" "#define HAVE_SSL_CTX_NEW 1" >>confdefs.h
 
-else
-  liberrors="yes"
+else case e in #(
+  e) liberrors="yes" ;;
+esac
 fi
+
 done
+      ac_fn_c_check_func "$LINENO" "OPENSSL_init_ssl" "ac_cv_func_OPENSSL_init_ssl"
+if test "x$ac_cv_func_OPENSSL_init_ssl" = xyes
+then :
+  printf "%s\n" "#define HAVE_OPENSSL_INIT_SSL 1" >>confdefs.h
 
-      for ac_func in OPENSSL_init_ssl
-do :
-  ac_fn_c_check_func "$LINENO" "OPENSSL_init_ssl" "ac_cv_func_OPENSSL_init_ssl"
-if test "x$ac_cv_func_OPENSSL_init_ssl" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_OPENSSL_INIT_SSL 1
-_ACEOF
+fi
+
+      ac_fn_c_check_func "$LINENO" "ENGINE_init" "ac_cv_func_ENGINE_init"
+if test "x$ac_cv_func_ENGINE_init" = xyes
+then :
+  printf "%s\n" "#define HAVE_ENGINE_INIT 1" >>confdefs.h
 
 fi
-done
+ac_fn_c_check_func "$LINENO" "ENGINE_load_builtin_engines" "ac_cv_func_ENGINE_load_builtin_engines"
+if test "x$ac_cv_func_ENGINE_load_builtin_engines" = xyes
+then :
+  printf "%s\n" "#define HAVE_ENGINE_LOAD_BUILTIN_ENGINES 1" >>confdefs.h
 
-      for ac_func in ENGINE_init ENGINE_load_builtin_engines RAND_egd
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_func "$LINENO" "RAND_egd" "ac_cv_func_RAND_egd"
+if test "x$ac_cv_func_RAND_egd" = xyes
+then :
+  printf "%s\n" "#define HAVE_RAND_EGD 1" >>confdefs.h
 
 fi
-done
 
       if test "x$liberrors" != "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL libraries are unusable" >&5
-$as_echo "$as_me: WARNING: OpenSSL libraries are unusable" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL libraries are unusable" >&5
+printf "%s\n" "$as_me: WARNING: OpenSSL libraries are unusable" >&2;}
       fi
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL version is too old" >&5
-$as_echo "$as_me: WARNING: OpenSSL version is too old" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL version is too old" >&5
+printf "%s\n" "$as_me: WARNING: OpenSSL version is too old" >&2;}
     fi
 
         CPPFLAGS="$saved_CPPFLAGS"
@@ -27953,13 +29345,14 @@ $as_echo "$as_me: WARNING: OpenSSL version is too old" >&2;}
 
         ap_openssl_mod_cflags=$MOD_CFLAGS
     ap_openssl_mod_ldflags=$MOD_LDFLAGS
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_openssl" >&5
-$as_echo "$ac_cv_openssl" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_openssl" >&5
+printf "%s\n" "$ac_cv_openssl" >&6; }
   if test "x$ac_cv_openssl" = "xyes"; then
 
-$as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
+printf "%s\n" "#define HAVE_OPENSSL 1" >>confdefs.h
 
 
   if test "x$MOD_LDFLAGS" = "x"; then
@@ -28036,8 +29429,8 @@ $as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
     fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ssl" >&5
-$as_echo_n "checking whether to enable mod_ssl... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_ssl" >&5
+printf %s "checking whether to enable mod_ssl... " >&6; }
             if test "$enable_ssl" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -28046,8 +29439,8 @@ $as_echo_n "checking whether to enable mod_ssl... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_ssl$_apmod_extra_msg" >&5
-$as_echo "$enable_ssl$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_ssl$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_ssl$_apmod_extra_msg" >&6; }
   if test "$enable_ssl" != "no"; then
     case "$enable_ssl" in
     static*)
@@ -28183,13 +29576,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_hook_export" >&5
-$as_echo_n "checking whether to enable mod_optional_hook_export... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_hook_export" >&5
+printf %s "checking whether to enable mod_optional_hook_export... " >&6; }
     # Check whether --enable-optional-hook-export was given.
-if test "${enable_optional_hook_export+set}" = set; then :
+if test ${enable_optional_hook_export+y}
+then :
   enableval=$enable_optional_hook_export; force_optional_hook_export=$enableval
-else
-  enable_optional_hook_export=no
+else case e in #(
+  e) enable_optional_hook_export=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -28244,8 +29639,8 @@ fi
   if test "$enable_optional_hook_export" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_optional_hook_export$_apmod_extra_msg" >&5
-$as_echo "$enable_optional_hook_export$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_optional_hook_export$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_optional_hook_export$_apmod_extra_msg" >&6; }
   if test "$enable_optional_hook_export" != "no"; then
     case "$enable_optional_hook_export" in
     static*)
@@ -28324,13 +29719,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_hook_import" >&5
-$as_echo_n "checking whether to enable mod_optional_hook_import... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_hook_import" >&5
+printf %s "checking whether to enable mod_optional_hook_import... " >&6; }
     # Check whether --enable-optional-hook-import was given.
-if test "${enable_optional_hook_import+set}" = set; then :
+if test ${enable_optional_hook_import+y}
+then :
   enableval=$enable_optional_hook_import; force_optional_hook_import=$enableval
-else
-  enable_optional_hook_import=no
+else case e in #(
+  e) enable_optional_hook_import=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -28385,8 +29782,8 @@ fi
   if test "$enable_optional_hook_import" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_optional_hook_import$_apmod_extra_msg" >&5
-$as_echo "$enable_optional_hook_import$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_optional_hook_import$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_optional_hook_import$_apmod_extra_msg" >&6; }
   if test "$enable_optional_hook_import" != "no"; then
     case "$enable_optional_hook_import" in
     static*)
@@ -28465,13 +29862,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_fn_import" >&5
-$as_echo_n "checking whether to enable mod_optional_fn_import... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_fn_import" >&5
+printf %s "checking whether to enable mod_optional_fn_import... " >&6; }
     # Check whether --enable-optional-fn-import was given.
-if test "${enable_optional_fn_import+set}" = set; then :
+if test ${enable_optional_fn_import+y}
+then :
   enableval=$enable_optional_fn_import; force_optional_fn_import=$enableval
-else
-  enable_optional_fn_import=no
+else case e in #(
+  e) enable_optional_fn_import=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -28526,8 +29925,8 @@ fi
   if test "$enable_optional_fn_import" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_optional_fn_import$_apmod_extra_msg" >&5
-$as_echo "$enable_optional_fn_import$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_optional_fn_import$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_optional_fn_import$_apmod_extra_msg" >&6; }
   if test "$enable_optional_fn_import" != "no"; then
     case "$enable_optional_fn_import" in
     static*)
@@ -28606,13 +30005,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_fn_export" >&5
-$as_echo_n "checking whether to enable mod_optional_fn_export... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_optional_fn_export" >&5
+printf %s "checking whether to enable mod_optional_fn_export... " >&6; }
     # Check whether --enable-optional-fn-export was given.
-if test "${enable_optional_fn_export+set}" = set; then :
+if test ${enable_optional_fn_export+y}
+then :
   enableval=$enable_optional_fn_export; force_optional_fn_export=$enableval
-else
-  enable_optional_fn_export=no
+else case e in #(
+  e) enable_optional_fn_export=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -28667,8 +30068,8 @@ fi
   if test "$enable_optional_fn_export" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_optional_fn_export$_apmod_extra_msg" >&5
-$as_echo "$enable_optional_fn_export$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_optional_fn_export$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_optional_fn_export$_apmod_extra_msg" >&6; }
   if test "$enable_optional_fn_export" != "no"; then
     case "$enable_optional_fn_export" in
     static*)
@@ -28748,13 +30149,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dialup" >&5
-$as_echo_n "checking whether to enable mod_dialup... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dialup" >&5
+printf %s "checking whether to enable mod_dialup... " >&6; }
     # Check whether --enable-dialup was given.
-if test "${enable_dialup+set}" = set; then :
+if test ${enable_dialup+y}
+then :
   enableval=$enable_dialup; force_dialup=$enableval
-else
-  enable_dialup=maybe-all
+else case e in #(
+  e) enable_dialup=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -28809,8 +30212,8 @@ fi
   if test "$enable_dialup" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dialup$_apmod_extra_msg" >&5
-$as_echo "$enable_dialup$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_dialup$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_dialup$_apmod_extra_msg" >&6; }
   if test "$enable_dialup" != "no"; then
     case "$enable_dialup" in
     static*)
@@ -28930,8 +30333,8 @@ EOF
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for target platform" >&5
-$as_echo_n "checking for target platform... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for target platform" >&5
+printf %s "checking for target platform... " >&6; }
 
 case $host in
 *pc-os2-emx*)
@@ -28955,8 +30358,8 @@ bs2000*)
   OS_DIR=$OS;;
 esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $OS" >&5
-$as_echo "$OS" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OS" >&5
+printf "%s\n" "$OS" >&6; }
 
   APACHE_FAST_OUTPUT_FILES="$APACHE_FAST_OUTPUT_FILES os/${OS_DIR}/Makefile"
 
@@ -28987,12 +30390,13 @@ fi
 
 if test "$OS" = "unix" ; then
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for rlim_t" >&5
-$as_echo_n "checking for rlim_t... " >&6; }
-if ${ac_cv_type_rlim_t+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for rlim_t" >&5
+printf %s "checking for rlim_t... " >&6; }
+if test ${ac_cv_type_rlim_t+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -29001,113 +30405,116 @@ else
 #include <sys/resource.h>
 
 int
-main ()
+main (void)
 {
 rlim_t spoon;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
       ac_cv_type_rlim_t=yes
 
-else
-  ac_cv_type_rlim_t=no
-
+else case e in #(
+  e) ac_cv_type_rlim_t=no
+     ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_rlim_t" >&5
-$as_echo "$ac_cv_type_rlim_t" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_rlim_t" >&5
+printf "%s\n" "$ac_cv_type_rlim_t" >&6; }
   if test "$ac_cv_type_rlim_t" = "no" ; then
 
-$as_echo "#define rlim_t int" >>confdefs.h
+printf "%s\n" "#define rlim_t int" >>confdefs.h
 
   fi
 
 
-    for ac_header in sys/time.h sys/resource.h sys/sem.h sys/ipc.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+    ac_fn_c_check_header_compile "$LINENO" "sys/time.h" "ac_cv_header_sys_time_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_time_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_TIME_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "sys/resource.h" "ac_cv_header_sys_resource_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_resource_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_RESOURCE_H 1" >>confdefs.h
 
-done
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/sem.h" "ac_cv_header_sys_sem_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_sem_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_SEM_H 1" >>confdefs.h
 
+fi
+ac_fn_c_check_header_compile "$LINENO" "sys/ipc.h" "ac_cv_header_sys_ipc_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_ipc_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_IPC_H 1" >>confdefs.h
+
+fi
 
-    for ac_func in setsid killpg
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
+
+    ac_fn_c_check_func "$LINENO" "setsid" "ac_cv_func_setsid"
+if test "x$ac_cv_func_setsid" = xyes
+then :
+  printf "%s\n" "#define HAVE_SETSID 1" >>confdefs.h
 
 fi
-done
+ac_fn_c_check_func "$LINENO" "killpg" "ac_cv_func_killpg"
+if test "x$ac_cv_func_killpg" = xyes
+then :
+  printf "%s\n" "#define HAVE_KILLPG 1" >>confdefs.h
 
 fi
 
+fi
 
 
-for ac_header in bstring.h unistd.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+
+ac_fn_c_check_header_compile "$LINENO" "bstring.h" "ac_cv_header_bstring_h" "$ac_includes_default"
+if test "x$ac_cv_header_bstring_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_BSTRING_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "unistd.h" "ac_cv_header_unistd_h" "$ac_includes_default"
+if test "x$ac_cv_header_unistd_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_UNISTD_H 1" >>confdefs.h
 
-done
+fi
 
 
 
 
-for ac_func in syslog
-do :
-  ac_fn_c_check_func "$LINENO" "syslog" "ac_cv_func_syslog"
-if test "x$ac_cv_func_syslog" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SYSLOG 1
-_ACEOF
+ac_fn_c_check_func "$LINENO" "syslog" "ac_cv_func_syslog"
+if test "x$ac_cv_func_syslog" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYSLOG 1" >>confdefs.h
 
 fi
-done
 
 
-    for ac_header in sys/times.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "sys/times.h" "ac_cv_header_sys_times_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_times_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SYS_TIMES_H 1
-_ACEOF
+    ac_fn_c_check_header_compile "$LINENO" "sys/times.h" "ac_cv_header_sys_times_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_times_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_TIMES_H 1" >>confdefs.h
 
 fi
 
-done
-
-    for ac_func in times
-do :
-  ac_fn_c_check_func "$LINENO" "times" "ac_cv_func_times"
-if test "x$ac_cv_func_times" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_TIMES 1
-_ACEOF
+    ac_fn_c_check_func "$LINENO" "times" "ac_cv_func_times"
+if test "x$ac_cv_func_times" = xyes
+then :
+  printf "%s\n" "#define HAVE_TIMES 1" >>confdefs.h
 
 fi
-done
 
 
 # util_expr needs header files in server source dir
@@ -29147,12 +30554,14 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_define_APR_HAS_THREADS=yes
-else
-  ac_cv_define_APR_HAS_THREADS=no
+else case e in #(
+  e) ac_cv_define_APR_HAS_THREADS=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
 CPPFLAGS=$apr_old_cppflags
 
@@ -29169,12 +30578,13 @@ case $host in
 esac
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether APR supports thread-safe pollsets" >&5
-$as_echo_n "checking whether APR supports thread-safe pollsets... " >&6; }
-if ${ac_cv_have_threadsafe_pollset+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether APR supports thread-safe pollsets" >&5
+printf %s "checking whether APR supports thread-safe pollsets... " >&6; }
+if test ${ac_cv_have_threadsafe_pollset+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
     case $host in
         *-apple-darwin[1-9].*)
 
@@ -29185,27 +30595,35 @@ else
 
             ;;
     esac
-    for ac_func in kqueue port_create epoll_create
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
+    ac_fn_c_check_func "$LINENO" "kqueue" "ac_cv_func_kqueue"
+if test "x$ac_cv_func_kqueue" = xyes
+then :
+  printf "%s\n" "#define HAVE_KQUEUE 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "port_create" "ac_cv_func_port_create"
+if test "x$ac_cv_func_port_create" = xyes
+then :
+  printf "%s\n" "#define HAVE_PORT_CREATE 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "epoll_create" "ac_cv_func_epoll_create"
+if test "x$ac_cv_func_epoll_create" = xyes
+then :
+  printf "%s\n" "#define HAVE_EPOLL_CREATE 1" >>confdefs.h
 
 fi
-done
 
     if test "$ac_cv_func_kqueue$ac_cv_func_port_create$ac_cv_func_epoll_create" != "nonono"; then
         ac_cv_have_threadsafe_pollset=yes
     else
         ac_cv_have_threadsafe_pollset=no
     fi
-
+ ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_threadsafe_pollset" >&5
-$as_echo "$ac_cv_have_threadsafe_pollset" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_threadsafe_pollset" >&5
+printf "%s\n" "$ac_cv_have_threadsafe_pollset" >&6; }
 
 case $APR_VERSION in
     1.4*)
@@ -29271,26 +30689,26 @@ ap_mpm_is_enabled ()
     fi
 }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if event MPM supports this platform" >&5
-$as_echo_n "checking if event MPM supports this platform... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if event MPM supports this platform" >&5
+printf %s "checking if event MPM supports this platform... " >&6; }
 if test $forking_mpms_supported != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - This is not a forking platform" >&5
-$as_echo "no - This is not a forking platform" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - This is not a forking platform" >&5
+printf "%s\n" "no - This is not a forking platform" >&6; }
 elif test $ac_cv_define_APR_HAS_THREADS != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - APR does not support threads" >&5
-$as_echo "no - APR does not support threads" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - APR does not support threads" >&5
+printf "%s\n" "no - APR does not support threads" >&6; }
 elif test $have_threaded_sig_graceful != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - SIG_GRACEFUL cannot be used with a threaded MPM" >&5
-$as_echo "no - SIG_GRACEFUL cannot be used with a threaded MPM" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - SIG_GRACEFUL cannot be used with a threaded MPM" >&5
+printf "%s\n" "no - SIG_GRACEFUL cannot be used with a threaded MPM" >&6; }
 elif test $ac_cv_have_threadsafe_pollset != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - APR_POLLSET_THREADSAFE is not supported" >&5
-$as_echo "no - APR_POLLSET_THREADSAFE is not supported" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - APR_POLLSET_THREADSAFE is not supported" >&5
+printf "%s\n" "no - APR_POLLSET_THREADSAFE is not supported" >&6; }
 elif test $apr_has_skiplist != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - APR skiplist is not available" >&5
-$as_echo "no - APR skiplist is not available" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - APR skiplist is not available" >&5
+printf "%s\n" "no - APR skiplist is not available" >&6; }
 else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
     if test "yes" = "yes"; then
         eval "ap_supported_mpm_event=shared"
@@ -29304,12 +30722,12 @@ $as_echo "yes" >&6; }
 
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if mpmt_os2 MPM supports this platform" >&5
-$as_echo_n "checking if mpmt_os2 MPM supports this platform... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if mpmt_os2 MPM supports this platform" >&5
+printf %s "checking if mpmt_os2 MPM supports this platform... " >&6; }
 case $host in
     *os2-emx*)
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
     if test "no" = "yes"; then
         eval "ap_supported_mpm_mpmt_os2=shared"
@@ -29323,19 +30741,19 @@ $as_echo "yes" >&6; }
 
         ;;
     *)
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
         ;;
 esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if prefork MPM supports this platform" >&5
-$as_echo_n "checking if prefork MPM supports this platform... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if prefork MPM supports this platform" >&5
+printf %s "checking if prefork MPM supports this platform... " >&6; }
 if test $forking_mpms_supported != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - This is not a forking platform" >&5
-$as_echo "no - This is not a forking platform" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - This is not a forking platform" >&5
+printf "%s\n" "no - This is not a forking platform" >&6; }
 else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
     if test "yes" = "yes"; then
         eval "ap_supported_mpm_prefork=shared"
@@ -29349,12 +30767,12 @@ $as_echo "yes" >&6; }
 
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if WinNT MPM supports this platform" >&5
-$as_echo_n "checking if WinNT MPM supports this platform... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if WinNT MPM supports this platform" >&5
+printf %s "checking if WinNT MPM supports this platform... " >&6; }
 case $host in
     *mingw32*)
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
     if test "no" = "yes"; then
         eval "ap_supported_mpm_winnt=shared"
@@ -29368,25 +30786,25 @@ $as_echo "yes" >&6; }
 
         ;;
     *)
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
         ;;
 esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if worker MPM supports this platform" >&5
-$as_echo_n "checking if worker MPM supports this platform... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if worker MPM supports this platform" >&5
+printf %s "checking if worker MPM supports this platform... " >&6; }
 if test $forking_mpms_supported != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - This is not a forking platform" >&5
-$as_echo "no - This is not a forking platform" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - This is not a forking platform" >&5
+printf "%s\n" "no - This is not a forking platform" >&6; }
 elif test $ac_cv_define_APR_HAS_THREADS != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - APR does not support threads" >&5
-$as_echo "no - APR does not support threads" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - APR does not support threads" >&5
+printf "%s\n" "no - APR does not support threads" >&6; }
 elif test $have_threaded_sig_graceful != yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no - SIG_GRACEFUL cannot be used with a threaded MPM" >&5
-$as_echo "no - SIG_GRACEFUL cannot be used with a threaded MPM" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no - SIG_GRACEFUL cannot be used with a threaded MPM" >&5
+printf "%s\n" "no - SIG_GRACEFUL cannot be used with a threaded MPM" >&6; }
 else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 
     if test "yes" = "yes"; then
         eval "ap_supported_mpm_worker=shared"
@@ -29412,7 +30830,8 @@ httxt2dbm_LTFLAGS=""
 fcgistarter_LTFLAGS=""
 
 # Check whether --enable-static-support was given.
-if test "${enable_static_support+set}" = set; then :
+if test ${enable_static_support+y}
+then :
   enableval=$enable_static_support;
 if test "$enableval" = "yes" ; then
 
@@ -29631,7 +31050,8 @@ fi
 
 
 # Check whether --enable-static-htpasswd was given.
-if test "${enable_static_htpasswd+set}" = set; then :
+if test ${enable_static_htpasswd+y}
+then :
   enableval=$enable_static_htpasswd;
 if test "$enableval" = "yes" ; then
 
@@ -29686,7 +31106,8 @@ fi
 
 
 # Check whether --enable-static-htdigest was given.
-if test "${enable_static_htdigest+set}" = set; then :
+if test ${enable_static_htdigest+y}
+then :
   enableval=$enable_static_htdigest;
 if test "$enableval" = "yes" ; then
 
@@ -29741,7 +31162,8 @@ fi
 
 
 # Check whether --enable-static-rotatelogs was given.
-if test "${enable_static_rotatelogs+set}" = set; then :
+if test ${enable_static_rotatelogs+y}
+then :
   enableval=$enable_static_rotatelogs;
 if test "$enableval" = "yes" ; then
 
@@ -29796,7 +31218,8 @@ fi
 
 
 # Check whether --enable-static-logresolve was given.
-if test "${enable_static_logresolve+set}" = set; then :
+if test ${enable_static_logresolve+y}
+then :
   enableval=$enable_static_logresolve;
 if test "$enableval" = "yes" ; then
 
@@ -29851,7 +31274,8 @@ fi
 
 
 # Check whether --enable-static-htdbm was given.
-if test "${enable_static_htdbm+set}" = set; then :
+if test ${enable_static_htdbm+y}
+then :
   enableval=$enable_static_htdbm;
 if test "$enableval" = "yes" ; then
 
@@ -29906,7 +31330,8 @@ fi
 
 
 # Check whether --enable-static-ab was given.
-if test "${enable_static_ab+set}" = set; then :
+if test ${enable_static_ab+y}
+then :
   enableval=$enable_static_ab;
 if test "$enableval" = "yes" ; then
 
@@ -29961,7 +31386,8 @@ fi
 
 
 # Check whether --enable-static-checkgid was given.
-if test "${enable_static_checkgid+set}" = set; then :
+if test ${enable_static_checkgid+y}
+then :
   enableval=$enable_static_checkgid;
 if test "$enableval" = "yes" ; then
 
@@ -30016,7 +31442,8 @@ fi
 
 
 # Check whether --enable-static-htcacheclean was given.
-if test "${enable_static_htcacheclean+set}" = set; then :
+if test ${enable_static_htcacheclean+y}
+then :
   enableval=$enable_static_htcacheclean;
 if test "$enableval" = "yes" ; then
 
@@ -30071,7 +31498,8 @@ fi
 
 
 # Check whether --enable-static-httxt2dbm was given.
-if test "${enable_static_httxt2dbm+set}" = set; then :
+if test ${enable_static_httxt2dbm+y}
+then :
   enableval=$enable_static_httxt2dbm;
 if test "$enableval" = "yes" ; then
 
@@ -30126,7 +31554,8 @@ fi
 
 
 # Check whether --enable-static-fcgistarter was given.
-if test "${enable_static_fcgistarter+set}" = set; then :
+if test ${enable_static_fcgistarter+y}
+then :
   enableval=$enable_static_fcgistarter;
 if test "$enableval" = "yes" ; then
 
@@ -30241,13 +31670,15 @@ http2_objs="mod_http2.lo h2_bucket_beam.lo h2_bucket_eos.lo h2_c1.lo h2_c1_io.lo
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_http2" >&5
-$as_echo_n "checking whether to enable mod_http2... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_http2" >&5
+printf %s "checking whether to enable mod_http2... " >&6; }
     # Check whether --enable-http2 was given.
-if test "${enable_http2+set}" = set; then :
+if test ${enable_http2+y}
+then :
   enableval=$enable_http2; force_http2=$enableval
-else
-  enable_http2=most
+else case e in #(
+  e) enable_http2=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -30300,17 +31731,18 @@ fi
     enable_http2=no
   fi
   if test "$enable_http2" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSL" >&5
-$as_echo_n "checking for OpenSSL... " >&6; }
-if ${ac_cv_openssl+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenSSL" >&5
+printf %s "checking for OpenSSL... " >&6; }
+if test ${ac_cv_openssl+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_openssl=no
     ap_openssl_found=""
     ap_openssl_base=""
@@ -30318,11 +31750,12 @@ else
     ap_openssl_mod_cflags=""
     ap_openssl_mod_ldflags=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided OpenSSL base directory" >&5
-$as_echo_n "checking for user-provided OpenSSL base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided OpenSSL base directory" >&5
+printf %s "checking for user-provided OpenSSL base directory... " >&6; }
 
 # Check whether --with-ssl was given.
-if test "${with_ssl+set}" = set; then :
+if test ${with_ssl+y}
+then :
   withval=$with_ssl;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_openssl_base="`cd $withval ; pwd`"
@@ -30331,11 +31764,11 @@ if test "${with_ssl+set}" = set; then :
 fi
 
     if test "x$ap_openssl_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_openssl_base" >&5
-$as_echo "$ap_openssl_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_openssl_base" >&5
+printf "%s\n" "$ap_openssl_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -30354,7 +31787,8 @@ $as_echo "$ap_openssl_base" >&6; }
         fi
       fi
       # Check whether --enable-ssl-staticlib-deps was given.
-if test "${enable_ssl_staticlib_deps+set}" = set; then :
+if test ${enable_ssl_staticlib_deps+y}
+then :
   enableval=$enable_ssl_staticlib_deps;
         if test "$enableval" = "yes"; then
           PKGCONFIG_LIBOPTS="--static"
@@ -30671,13 +32105,13 @@ fi
       fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSL version >= 0.9.8a" >&5
-$as_echo_n "checking for OpenSSL version >= 0.9.8a... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenSSL version >= 0.9.8a" >&5
+printf %s "checking for OpenSSL version >= 0.9.8a... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <openssl/opensslv.h>
 int
-main ()
+main (void)
 {
 
 #if !defined(OPENSSL_VERSION_NUMBER)
@@ -30690,15 +32124,17 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_openssl=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     if test "x$ac_cv_openssl" = "xyes"; then
       ap_openssl_libs="${ap_openssl_libs:--lssl -lcrypto} `$apr_config --libs`"
@@ -30758,61 +32194,60 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
             liberrors=""
-      for ac_header in openssl/engine.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "openssl/engine.h" "ac_cv_header_openssl_engine_h" "$ac_includes_default"
-if test "x$ac_cv_header_openssl_engine_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_OPENSSL_ENGINE_H 1
-_ACEOF
+      ac_fn_c_check_header_compile "$LINENO" "openssl/engine.h" "ac_cv_header_openssl_engine_h" "$ac_includes_default"
+if test "x$ac_cv_header_openssl_engine_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_OPENSSL_ENGINE_H 1" >>confdefs.h
 
 fi
 
-done
 
-      for ac_func in SSL_CTX_new
+  for ac_func in SSL_CTX_new
 do :
   ac_fn_c_check_func "$LINENO" "SSL_CTX_new" "ac_cv_func_SSL_CTX_new"
-if test "x$ac_cv_func_SSL_CTX_new" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SSL_CTX_NEW 1
-_ACEOF
+if test "x$ac_cv_func_SSL_CTX_new" = xyes
+then :
+  printf "%s\n" "#define HAVE_SSL_CTX_NEW 1" >>confdefs.h
 
-else
-  liberrors="yes"
+else case e in #(
+  e) liberrors="yes" ;;
+esac
 fi
+
 done
+      ac_fn_c_check_func "$LINENO" "OPENSSL_init_ssl" "ac_cv_func_OPENSSL_init_ssl"
+if test "x$ac_cv_func_OPENSSL_init_ssl" = xyes
+then :
+  printf "%s\n" "#define HAVE_OPENSSL_INIT_SSL 1" >>confdefs.h
 
-      for ac_func in OPENSSL_init_ssl
-do :
-  ac_fn_c_check_func "$LINENO" "OPENSSL_init_ssl" "ac_cv_func_OPENSSL_init_ssl"
-if test "x$ac_cv_func_OPENSSL_init_ssl" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_OPENSSL_INIT_SSL 1
-_ACEOF
+fi
+
+      ac_fn_c_check_func "$LINENO" "ENGINE_init" "ac_cv_func_ENGINE_init"
+if test "x$ac_cv_func_ENGINE_init" = xyes
+then :
+  printf "%s\n" "#define HAVE_ENGINE_INIT 1" >>confdefs.h
 
 fi
-done
+ac_fn_c_check_func "$LINENO" "ENGINE_load_builtin_engines" "ac_cv_func_ENGINE_load_builtin_engines"
+if test "x$ac_cv_func_ENGINE_load_builtin_engines" = xyes
+then :
+  printf "%s\n" "#define HAVE_ENGINE_LOAD_BUILTIN_ENGINES 1" >>confdefs.h
 
-      for ac_func in ENGINE_init ENGINE_load_builtin_engines RAND_egd
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_func "$LINENO" "RAND_egd" "ac_cv_func_RAND_egd"
+if test "x$ac_cv_func_RAND_egd" = xyes
+then :
+  printf "%s\n" "#define HAVE_RAND_EGD 1" >>confdefs.h
 
 fi
-done
 
       if test "x$liberrors" != "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL libraries are unusable" >&5
-$as_echo "$as_me: WARNING: OpenSSL libraries are unusable" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL libraries are unusable" >&5
+printf "%s\n" "$as_me: WARNING: OpenSSL libraries are unusable" >&2;}
       fi
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL version is too old" >&5
-$as_echo "$as_me: WARNING: OpenSSL version is too old" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL version is too old" >&5
+printf "%s\n" "$as_me: WARNING: OpenSSL version is too old" >&2;}
     fi
 
         CPPFLAGS="$saved_CPPFLAGS"
@@ -30821,13 +32256,14 @@ $as_echo "$as_me: WARNING: OpenSSL version is too old" >&2;}
 
         ap_openssl_mod_cflags=$MOD_CFLAGS
     ap_openssl_mod_ldflags=$MOD_LDFLAGS
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_openssl" >&5
-$as_echo "$ac_cv_openssl" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_openssl" >&5
+printf "%s\n" "$ac_cv_openssl" >&6; }
   if test "x$ac_cv_openssl" = "xyes"; then
 
-$as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
+printf "%s\n" "#define HAVE_OPENSSL 1" >>confdefs.h
 
 
   if test "x$MOD_LDFLAGS" = "x"; then
@@ -30898,22 +32334,24 @@ $as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
     fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nghttp2" >&5
-$as_echo_n "checking for nghttp2... " >&6; }
-if ${ac_cv_nghttp2+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nghttp2" >&5
+printf %s "checking for nghttp2... " >&6; }
+if test ${ac_cv_nghttp2+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_nghttp2=no
     ap_nghttp2_found=""
     ap_nghttp2_base=""
     ap_nghttp2_libs=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided nghttp2 base directory" >&5
-$as_echo_n "checking for user-provided nghttp2 base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided nghttp2 base directory" >&5
+printf %s "checking for user-provided nghttp2 base directory... " >&6; }
 
 # Check whether --with-nghttp2 was given.
-if test "${with_nghttp2+set}" = set; then :
+if test ${with_nghttp2+y}
+then :
   withval=$with_nghttp2;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_nghttp2_base="`cd $withval ; pwd`"
@@ -30922,11 +32360,11 @@ if test "${with_nghttp2+set}" = set; then :
 fi
 
     if test "x$ap_nghttp2_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_nghttp2_base" >&5
-$as_echo "$ap_nghttp2_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_nghttp2_base" >&5
+printf "%s\n" "$ap_nghttp2_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -30935,8 +32373,8 @@ $as_echo "$ap_nghttp2_base" >&6; }
 
         if test -n "$PKGCONFIG"; then
       saved_PKG_CONFIG_PATH="$PKG_CONFIG_PATH"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
-$as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
+printf %s "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
       if test "x$ap_nghttp2_base" != "x" ; then
         if test -f "${ap_nghttp2_base}/lib/pkgconfig/libnghttp2.pc"; then
                               PKG_CONFIG_PATH="${ap_nghttp2_base}/lib/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
@@ -30947,7 +32385,8 @@ $as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
         fi
       fi
       # Check whether --enable-nghttp2-staticlib-deps was given.
-if test "${enable_nghttp2_staticlib_deps+set}" = set; then :
+if test ${enable_nghttp2_staticlib_deps+y}
+then :
   enableval=$enable_nghttp2_staticlib_deps;
         if test "$enableval" = "yes"; then
           PKGCONFIG_LIBOPTS="--static"
@@ -31222,13 +32661,13 @@ fi
       fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nghttp2 version >= 1.2.1" >&5
-$as_echo_n "checking for nghttp2 version >= 1.2.1... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nghttp2 version >= 1.2.1" >&5
+printf %s "checking for nghttp2 version >= 1.2.1... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <nghttp2/nghttp2ver.h>
 int
-main ()
+main (void)
 {
 
 #if !defined(NGHTTP2_VERSION_NUM)
@@ -31241,15 +32680,17 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_nghttp2=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     if test "x$ac_cv_nghttp2" = "xyes"; then
       ap_nghttp2_libs="${ap_nghttp2_libs:--lnghttp2} `$apr_config --libs`"
@@ -31297,59 +32738,56 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
             liberrors=""
-      for ac_header in nghttp2/nghttp2.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "nghttp2/nghttp2.h" "ac_cv_header_nghttp2_nghttp2_h" "$ac_includes_default"
-if test "x$ac_cv_header_nghttp2_nghttp2_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_NGHTTP2_H 1
-_ACEOF
+      ac_fn_c_check_header_compile "$LINENO" "nghttp2/nghttp2.h" "ac_cv_header_nghttp2_nghttp2_h" "$ac_includes_default"
+if test "x$ac_cv_header_nghttp2_nghttp2_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_NGHTTP2_H 1" >>confdefs.h
 
 fi
 
-done
 
-      for ac_func in nghttp2_session_server_new2
+  for ac_func in nghttp2_session_server_new2
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_server_new2" "ac_cv_func_nghttp2_session_server_new2"
-if test "x$ac_cv_func_nghttp2_session_server_new2" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_SERVER_NEW2 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_server_new2" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_SERVER_NEW2 1" >>confdefs.h
 
-else
-  liberrors="yes"
+else case e in #(
+  e) liberrors="yes" ;;
+esac
 fi
-done
 
+done
       if test "x$liberrors" != "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 library is unusable" >&5
-$as_echo "$as_me: WARNING: nghttp2 library is unusable" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 library is unusable" >&5
+printf "%s\n" "$as_me: WARNING: nghttp2 library is unusable" >&2;}
       fi
-      for ac_func in nghttp2_stream_get_weight
+
+  for ac_func in nghttp2_stream_get_weight
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_stream_get_weight" "ac_cv_func_nghttp2_stream_get_weight"
-if test "x$ac_cv_func_nghttp2_stream_get_weight" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_STREAM_GET_WEIGHT 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_stream_get_weight" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_STREAM_GET_WEIGHT 1" >>confdefs.h
 
-else
-  liberrors="yes"
+else case e in #(
+  e) liberrors="yes" ;;
+esac
 fi
-done
 
+done
       if test "x$liberrors" != "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version >= 1.3.0 is required" >&5
-$as_echo "$as_me: WARNING: nghttp2 version >= 1.3.0 is required" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version >= 1.3.0 is required" >&5
+printf "%s\n" "$as_me: WARNING: nghttp2 version >= 1.3.0 is required" >&2;}
       fi
-      for ac_func in nghttp2_session_change_stream_priority
+
+  for ac_func in nghttp2_session_change_stream_priority
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_change_stream_priority" "ac_cv_func_nghttp2_session_change_stream_priority"
-if test "x$ac_cv_func_nghttp2_session_change_stream_priority" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_CHANGE_STREAM_PRIORITY 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_change_stream_priority" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_CHANGE_STREAM_PRIORITY 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_CHANGE_PRIO"\""
@@ -31372,15 +32810,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_session_callbacks_set_on_invalid_header_callback
+  for ac_func in nghttp2_session_callbacks_set_on_invalid_header_callback
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_callbacks_set_on_invalid_header_callback" "ac_cv_func_nghttp2_session_callbacks_set_on_invalid_header_callback"
-if test "x$ac_cv_func_nghttp2_session_callbacks_set_on_invalid_header_callback" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_CALLBACKS_SET_ON_INVALID_HEADER_CALLBACK 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_callbacks_set_on_invalid_header_callback" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_CALLBACKS_SET_ON_INVALID_HEADER_CALLBACK 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_INVALID_HEADER_CB"\""
@@ -31403,15 +32841,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_session_get_stream_local_window_size
+  for ac_func in nghttp2_session_get_stream_local_window_size
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_get_stream_local_window_size" "ac_cv_func_nghttp2_session_get_stream_local_window_size"
-if test "x$ac_cv_func_nghttp2_session_get_stream_local_window_size" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_GET_STREAM_LOCAL_WINDOW_SIZE 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_get_stream_local_window_size" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_GET_STREAM_LOCAL_WINDOW_SIZE 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_LOCAL_WIN_SIZE"\""
@@ -31434,15 +32872,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_option_set_no_closed_streams
+  for ac_func in nghttp2_option_set_no_closed_streams
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_option_set_no_closed_streams" "ac_cv_func_nghttp2_option_set_no_closed_streams"
-if test "x$ac_cv_func_nghttp2_option_set_no_closed_streams" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_OPTION_SET_NO_CLOSED_STREAMS 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_option_set_no_closed_streams" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_OPTION_SET_NO_CLOSED_STREAMS 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_NO_CLOSED_STREAMS"\""
@@ -31465,15 +32903,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation
+  for ac_func in nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation" "ac_cv_func_nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation"
-if test "x$ac_cv_func_nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_OPTION_SET_NO_RFC9113_LEADING_AND_TRAILING_WS_VALIDATION 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_OPTION_SET_NO_RFC9113_LEADING_AND_TRAILING_WS_VALIDATION 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_RFC9113_STRICTNESS"\""
@@ -31496,23 +32934,24 @@ _ACEOF
   fi
 
 fi
-done
 
+done
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version is too old" >&5
-$as_echo "$as_me: WARNING: nghttp2 version is too old" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version is too old" >&5
+printf "%s\n" "$as_me: WARNING: nghttp2 version is too old" >&2;}
     fi
 
         CPPFLAGS="$saved_CPPFLAGS"
     LIBS="$saved_LIBS"
     LDFLAGS="$saved_LDFLAGS"
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_nghttp2" >&5
-$as_echo "$ac_cv_nghttp2" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_nghttp2" >&5
+printf "%s\n" "$ac_cv_nghttp2" >&6; }
   if test "x$ac_cv_nghttp2" = "xyes"; then
 
-$as_echo "#define HAVE_NGHTTP2 1" >>confdefs.h
+printf "%s\n" "#define HAVE_NGHTTP2 1" >>confdefs.h
 
   fi
 
@@ -31547,8 +32986,8 @@ $as_echo "#define HAVE_NGHTTP2 1" >>confdefs.h
     fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_http2" >&5
-$as_echo_n "checking whether to enable mod_http2... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_http2" >&5
+printf %s "checking whether to enable mod_http2... " >&6; }
             if test "$enable_http2" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -31557,8 +32996,8 @@ $as_echo_n "checking whether to enable mod_http2... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_http2$_apmod_extra_msg" >&5
-$as_echo "$enable_http2$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_http2$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_http2$_apmod_extra_msg" >&6; }
   if test "$enable_http2" != "no"; then
     case "$enable_http2" in
     static*)
@@ -31646,13 +33085,15 @@ EOF
 proxy_http2_objs="mod_proxy_http2.lo h2_proxy_session.lo h2_proxy_util.lo "
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http2" >&5
-$as_echo_n "checking whether to enable mod_proxy_http2... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http2" >&5
+printf %s "checking whether to enable mod_proxy_http2... " >&6; }
     # Check whether --enable-proxy-http2 was given.
-if test "${enable_proxy_http2+set}" = set; then :
+if test ${enable_proxy_http2+y}
+then :
   enableval=$enable_proxy_http2; force_proxy_http2=$enableval
-else
-  enable_proxy_http2=no
+else case e in #(
+  e) enable_proxy_http2=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -31705,35 +33146,37 @@ fi
     enable_proxy_http2=no
   fi
   if test "$enable_proxy_http2" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy" = "no" ; then
                               enable_proxy_http2=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_http2\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_http2\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy is disabled but required for mod_proxy_http2\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy is disabled but required for mod_proxy_http2\"" >&2;}
                             elif test "$enable_proxy_http2" = "static" && test "$enable_proxy" != "static" ; then
                               enable_proxy_http2=$enable_proxy
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_http2 shared because mod_proxy is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_proxy_http2 shared because mod_proxy is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_proxy_http2 shared because mod_proxy is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_proxy_http2 shared because mod_proxy is built shared\"" >&2;}
                             else
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nghttp2" >&5
-$as_echo_n "checking for nghttp2... " >&6; }
-if ${ac_cv_nghttp2+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nghttp2" >&5
+printf %s "checking for nghttp2... " >&6; }
+if test ${ac_cv_nghttp2+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_nghttp2=no
     ap_nghttp2_found=""
     ap_nghttp2_base=""
     ap_nghttp2_libs=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided nghttp2 base directory" >&5
-$as_echo_n "checking for user-provided nghttp2 base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided nghttp2 base directory" >&5
+printf %s "checking for user-provided nghttp2 base directory... " >&6; }
 
 # Check whether --with-nghttp2 was given.
-if test "${with_nghttp2+set}" = set; then :
+if test ${with_nghttp2+y}
+then :
   withval=$with_nghttp2;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_nghttp2_base="`cd $withval ; pwd`"
@@ -31742,11 +33185,11 @@ if test "${with_nghttp2+set}" = set; then :
 fi
 
     if test "x$ap_nghttp2_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_nghttp2_base" >&5
-$as_echo "$ap_nghttp2_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_nghttp2_base" >&5
+printf "%s\n" "$ap_nghttp2_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -31755,8 +33198,8 @@ $as_echo "$ap_nghttp2_base" >&6; }
 
         if test -n "$PKGCONFIG"; then
       saved_PKG_CONFIG_PATH="$PKG_CONFIG_PATH"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
-$as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
+printf %s "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
       if test "x$ap_nghttp2_base" != "x" ; then
         if test -f "${ap_nghttp2_base}/lib/pkgconfig/libnghttp2.pc"; then
                               PKG_CONFIG_PATH="${ap_nghttp2_base}/lib/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
@@ -31767,7 +33210,8 @@ $as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
         fi
       fi
       # Check whether --enable-nghttp2-staticlib-deps was given.
-if test "${enable_nghttp2_staticlib_deps+set}" = set; then :
+if test ${enable_nghttp2_staticlib_deps+y}
+then :
   enableval=$enable_nghttp2_staticlib_deps;
         if test "$enableval" = "yes"; then
           PKGCONFIG_LIBOPTS="--static"
@@ -32042,13 +33486,13 @@ fi
       fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nghttp2 version >= 1.2.1" >&5
-$as_echo_n "checking for nghttp2 version >= 1.2.1... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for nghttp2 version >= 1.2.1" >&5
+printf %s "checking for nghttp2 version >= 1.2.1... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <nghttp2/nghttp2ver.h>
 int
-main ()
+main (void)
 {
 
 #if !defined(NGHTTP2_VERSION_NUM)
@@ -32061,15 +33505,17 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_nghttp2=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     if test "x$ac_cv_nghttp2" = "xyes"; then
       ap_nghttp2_libs="${ap_nghttp2_libs:--lnghttp2} `$apr_config --libs`"
@@ -32117,59 +33563,56 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
             liberrors=""
-      for ac_header in nghttp2/nghttp2.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "nghttp2/nghttp2.h" "ac_cv_header_nghttp2_nghttp2_h" "$ac_includes_default"
-if test "x$ac_cv_header_nghttp2_nghttp2_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_NGHTTP2_H 1
-_ACEOF
+      ac_fn_c_check_header_compile "$LINENO" "nghttp2/nghttp2.h" "ac_cv_header_nghttp2_nghttp2_h" "$ac_includes_default"
+if test "x$ac_cv_header_nghttp2_nghttp2_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_NGHTTP2_H 1" >>confdefs.h
 
 fi
 
-done
 
-      for ac_func in nghttp2_session_server_new2
+  for ac_func in nghttp2_session_server_new2
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_server_new2" "ac_cv_func_nghttp2_session_server_new2"
-if test "x$ac_cv_func_nghttp2_session_server_new2" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_SERVER_NEW2 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_server_new2" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_SERVER_NEW2 1" >>confdefs.h
 
-else
-  liberrors="yes"
+else case e in #(
+  e) liberrors="yes" ;;
+esac
 fi
-done
 
+done
       if test "x$liberrors" != "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 library is unusable" >&5
-$as_echo "$as_me: WARNING: nghttp2 library is unusable" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 library is unusable" >&5
+printf "%s\n" "$as_me: WARNING: nghttp2 library is unusable" >&2;}
       fi
-      for ac_func in nghttp2_stream_get_weight
+
+  for ac_func in nghttp2_stream_get_weight
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_stream_get_weight" "ac_cv_func_nghttp2_stream_get_weight"
-if test "x$ac_cv_func_nghttp2_stream_get_weight" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_STREAM_GET_WEIGHT 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_stream_get_weight" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_STREAM_GET_WEIGHT 1" >>confdefs.h
 
-else
-  liberrors="yes"
+else case e in #(
+  e) liberrors="yes" ;;
+esac
 fi
-done
 
+done
       if test "x$liberrors" != "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version >= 1.3.0 is required" >&5
-$as_echo "$as_me: WARNING: nghttp2 version >= 1.3.0 is required" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version >= 1.3.0 is required" >&5
+printf "%s\n" "$as_me: WARNING: nghttp2 version >= 1.3.0 is required" >&2;}
       fi
-      for ac_func in nghttp2_session_change_stream_priority
+
+  for ac_func in nghttp2_session_change_stream_priority
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_change_stream_priority" "ac_cv_func_nghttp2_session_change_stream_priority"
-if test "x$ac_cv_func_nghttp2_session_change_stream_priority" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_CHANGE_STREAM_PRIORITY 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_change_stream_priority" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_CHANGE_STREAM_PRIORITY 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_CHANGE_PRIO"\""
@@ -32192,15 +33635,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_session_callbacks_set_on_invalid_header_callback
+  for ac_func in nghttp2_session_callbacks_set_on_invalid_header_callback
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_callbacks_set_on_invalid_header_callback" "ac_cv_func_nghttp2_session_callbacks_set_on_invalid_header_callback"
-if test "x$ac_cv_func_nghttp2_session_callbacks_set_on_invalid_header_callback" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_CALLBACKS_SET_ON_INVALID_HEADER_CALLBACK 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_callbacks_set_on_invalid_header_callback" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_CALLBACKS_SET_ON_INVALID_HEADER_CALLBACK 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_INVALID_HEADER_CB"\""
@@ -32223,15 +33666,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_session_get_stream_local_window_size
+  for ac_func in nghttp2_session_get_stream_local_window_size
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_session_get_stream_local_window_size" "ac_cv_func_nghttp2_session_get_stream_local_window_size"
-if test "x$ac_cv_func_nghttp2_session_get_stream_local_window_size" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_SESSION_GET_STREAM_LOCAL_WINDOW_SIZE 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_session_get_stream_local_window_size" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_SESSION_GET_STREAM_LOCAL_WINDOW_SIZE 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_LOCAL_WIN_SIZE"\""
@@ -32254,15 +33697,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_option_set_no_closed_streams
+  for ac_func in nghttp2_option_set_no_closed_streams
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_option_set_no_closed_streams" "ac_cv_func_nghttp2_option_set_no_closed_streams"
-if test "x$ac_cv_func_nghttp2_option_set_no_closed_streams" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_OPTION_SET_NO_CLOSED_STREAMS 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_option_set_no_closed_streams" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_OPTION_SET_NO_CLOSED_STREAMS 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_NO_CLOSED_STREAMS"\""
@@ -32285,15 +33728,15 @@ _ACEOF
   fi
 
 fi
+
 done
 
-      for ac_func in nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation
+  for ac_func in nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation
 do :
   ac_fn_c_check_func "$LINENO" "nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation" "ac_cv_func_nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation"
-if test "x$ac_cv_func_nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_NGHTTP2_OPTION_SET_NO_RFC9113_LEADING_AND_TRAILING_WS_VALIDATION 1
-_ACEOF
+if test "x$ac_cv_func_nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation" = xyes
+then :
+  printf "%s\n" "#define HAVE_NGHTTP2_OPTION_SET_NO_RFC9113_LEADING_AND_TRAILING_WS_VALIDATION 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DH2_NG2_RFC9113_STRICTNESS"\""
@@ -32316,23 +33759,24 @@ _ACEOF
   fi
 
 fi
-done
 
+done
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version is too old" >&5
-$as_echo "$as_me: WARNING: nghttp2 version is too old" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: nghttp2 version is too old" >&5
+printf "%s\n" "$as_me: WARNING: nghttp2 version is too old" >&2;}
     fi
 
         CPPFLAGS="$saved_CPPFLAGS"
     LIBS="$saved_LIBS"
     LDFLAGS="$saved_LDFLAGS"
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_nghttp2" >&5
-$as_echo "$ac_cv_nghttp2" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_nghttp2" >&5
+printf "%s\n" "$ac_cv_nghttp2" >&6; }
   if test "x$ac_cv_nghttp2" = "xyes"; then
 
-$as_echo "#define HAVE_NGHTTP2 1" >>confdefs.h
+printf "%s\n" "#define HAVE_NGHTTP2 1" >>confdefs.h
 
   fi
 
@@ -32367,8 +33811,8 @@ $as_echo "#define HAVE_NGHTTP2 1" >>confdefs.h
     fi
 
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http2" >&5
-$as_echo_n "checking whether to enable mod_proxy_http2... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_proxy_http2" >&5
+printf %s "checking whether to enable mod_proxy_http2... " >&6; }
             if test "$enable_proxy_http2" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -32377,8 +33821,8 @@ $as_echo_n "checking whether to enable mod_proxy_http2... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_http2$_apmod_extra_msg" >&5
-$as_echo "$enable_proxy_http2$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_proxy_http2$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_proxy_http2$_apmod_extra_msg" >&6; }
   if test "$enable_proxy_http2" != "no"; then
     case "$enable_proxy_http2" in
     static*)
@@ -32523,13 +33967,15 @@ md_objs="md_acme.lo md_acme_acct.lo md_acme_authz.lo md_acme_drive.lo md_acmev2_
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_md" >&5
-$as_echo_n "checking whether to enable mod_md... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_md" >&5
+printf %s "checking whether to enable mod_md... " >&6; }
     # Check whether --enable-md was given.
-if test "${enable_md+set}" = set; then :
+if test ${enable_md+y}
+then :
   enableval=$enable_md; force_md=$enableval
-else
-  enable_md=most
+else case e in #(
+  e) enable_md=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -32582,17 +34028,18 @@ fi
     enable_md=no
   fi
   if test "$enable_md" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSL" >&5
-$as_echo_n "checking for OpenSSL... " >&6; }
-if ${ac_cv_openssl+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenSSL" >&5
+printf %s "checking for OpenSSL... " >&6; }
+if test ${ac_cv_openssl+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_openssl=no
     ap_openssl_found=""
     ap_openssl_base=""
@@ -32600,11 +34047,12 @@ else
     ap_openssl_mod_cflags=""
     ap_openssl_mod_ldflags=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided OpenSSL base directory" >&5
-$as_echo_n "checking for user-provided OpenSSL base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided OpenSSL base directory" >&5
+printf %s "checking for user-provided OpenSSL base directory... " >&6; }
 
 # Check whether --with-ssl was given.
-if test "${with_ssl+set}" = set; then :
+if test ${with_ssl+y}
+then :
   withval=$with_ssl;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_openssl_base="`cd $withval ; pwd`"
@@ -32613,11 +34061,11 @@ if test "${with_ssl+set}" = set; then :
 fi
 
     if test "x$ap_openssl_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_openssl_base" >&5
-$as_echo "$ap_openssl_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_openssl_base" >&5
+printf "%s\n" "$ap_openssl_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -32636,7 +34084,8 @@ $as_echo "$ap_openssl_base" >&6; }
         fi
       fi
       # Check whether --enable-ssl-staticlib-deps was given.
-if test "${enable_ssl_staticlib_deps+set}" = set; then :
+if test ${enable_ssl_staticlib_deps+y}
+then :
   enableval=$enable_ssl_staticlib_deps;
         if test "$enableval" = "yes"; then
           PKGCONFIG_LIBOPTS="--static"
@@ -32953,13 +34402,13 @@ fi
       fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenSSL version >= 0.9.8a" >&5
-$as_echo_n "checking for OpenSSL version >= 0.9.8a... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenSSL version >= 0.9.8a" >&5
+printf %s "checking for OpenSSL version >= 0.9.8a... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <openssl/opensslv.h>
 int
-main ()
+main (void)
 {
 
 #if !defined(OPENSSL_VERSION_NUMBER)
@@ -32972,15 +34421,17 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_openssl=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     if test "x$ac_cv_openssl" = "xyes"; then
       ap_openssl_libs="${ap_openssl_libs:--lssl -lcrypto} `$apr_config --libs`"
@@ -33040,61 +34491,60 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 
             liberrors=""
-      for ac_header in openssl/engine.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "openssl/engine.h" "ac_cv_header_openssl_engine_h" "$ac_includes_default"
-if test "x$ac_cv_header_openssl_engine_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_OPENSSL_ENGINE_H 1
-_ACEOF
+      ac_fn_c_check_header_compile "$LINENO" "openssl/engine.h" "ac_cv_header_openssl_engine_h" "$ac_includes_default"
+if test "x$ac_cv_header_openssl_engine_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_OPENSSL_ENGINE_H 1" >>confdefs.h
 
 fi
 
-done
 
-      for ac_func in SSL_CTX_new
+  for ac_func in SSL_CTX_new
 do :
   ac_fn_c_check_func "$LINENO" "SSL_CTX_new" "ac_cv_func_SSL_CTX_new"
-if test "x$ac_cv_func_SSL_CTX_new" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SSL_CTX_NEW 1
-_ACEOF
+if test "x$ac_cv_func_SSL_CTX_new" = xyes
+then :
+  printf "%s\n" "#define HAVE_SSL_CTX_NEW 1" >>confdefs.h
 
-else
-  liberrors="yes"
+else case e in #(
+  e) liberrors="yes" ;;
+esac
 fi
+
 done
+      ac_fn_c_check_func "$LINENO" "OPENSSL_init_ssl" "ac_cv_func_OPENSSL_init_ssl"
+if test "x$ac_cv_func_OPENSSL_init_ssl" = xyes
+then :
+  printf "%s\n" "#define HAVE_OPENSSL_INIT_SSL 1" >>confdefs.h
 
-      for ac_func in OPENSSL_init_ssl
-do :
-  ac_fn_c_check_func "$LINENO" "OPENSSL_init_ssl" "ac_cv_func_OPENSSL_init_ssl"
-if test "x$ac_cv_func_OPENSSL_init_ssl" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_OPENSSL_INIT_SSL 1
-_ACEOF
+fi
+
+      ac_fn_c_check_func "$LINENO" "ENGINE_init" "ac_cv_func_ENGINE_init"
+if test "x$ac_cv_func_ENGINE_init" = xyes
+then :
+  printf "%s\n" "#define HAVE_ENGINE_INIT 1" >>confdefs.h
 
 fi
-done
+ac_fn_c_check_func "$LINENO" "ENGINE_load_builtin_engines" "ac_cv_func_ENGINE_load_builtin_engines"
+if test "x$ac_cv_func_ENGINE_load_builtin_engines" = xyes
+then :
+  printf "%s\n" "#define HAVE_ENGINE_LOAD_BUILTIN_ENGINES 1" >>confdefs.h
 
-      for ac_func in ENGINE_init ENGINE_load_builtin_engines RAND_egd
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_func "$LINENO" "RAND_egd" "ac_cv_func_RAND_egd"
+if test "x$ac_cv_func_RAND_egd" = xyes
+then :
+  printf "%s\n" "#define HAVE_RAND_EGD 1" >>confdefs.h
 
 fi
-done
 
       if test "x$liberrors" != "x"; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL libraries are unusable" >&5
-$as_echo "$as_me: WARNING: OpenSSL libraries are unusable" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL libraries are unusable" >&5
+printf "%s\n" "$as_me: WARNING: OpenSSL libraries are unusable" >&2;}
       fi
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL version is too old" >&5
-$as_echo "$as_me: WARNING: OpenSSL version is too old" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: OpenSSL version is too old" >&5
+printf "%s\n" "$as_me: WARNING: OpenSSL version is too old" >&2;}
     fi
 
         CPPFLAGS="$saved_CPPFLAGS"
@@ -33103,13 +34553,14 @@ $as_echo "$as_me: WARNING: OpenSSL version is too old" >&2;}
 
         ap_openssl_mod_cflags=$MOD_CFLAGS
     ap_openssl_mod_ldflags=$MOD_LDFLAGS
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_openssl" >&5
-$as_echo "$ac_cv_openssl" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_openssl" >&5
+printf "%s\n" "$ac_cv_openssl" >&6; }
   if test "x$ac_cv_openssl" = "xyes"; then
 
-$as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
+printf "%s\n" "#define HAVE_OPENSSL 1" >>confdefs.h
 
 
   if test "x$MOD_LDFLAGS" = "x"; then
@@ -33156,28 +34607,30 @@ $as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
   fi
 
     if test "x$ac_cv_openssl" = "xno" ; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: libssl (or compatible) not found" >&5
-$as_echo "$as_me: WARNING: libssl (or compatible) not found" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: libssl (or compatible) not found" >&5
+printf "%s\n" "$as_me: WARNING: libssl (or compatible) not found" >&2;}
         enable_md=no
     fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for jansson" >&5
-$as_echo_n "checking for jansson... " >&6; }
-if ${ac_cv_jansson+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for jansson" >&5
+printf %s "checking for jansson... " >&6; }
+if test ${ac_cv_jansson+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_jansson=no
     ap_jansson_found=""
     ap_jansson_base=""
     ap_jansson_libs=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided jansson base directory" >&5
-$as_echo_n "checking for user-provided jansson base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided jansson base directory" >&5
+printf %s "checking for user-provided jansson base directory... " >&6; }
 
 # Check whether --with-jansson was given.
-if test "${with_jansson+set}" = set; then :
+if test ${with_jansson+y}
+then :
   withval=$with_jansson;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_jansson_base="`cd $withval ; pwd`"
@@ -33186,11 +34639,11 @@ if test "${with_jansson+set}" = set; then :
 fi
 
     if test "x$ap_jansson_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_jansson_base" >&5
-$as_echo "$ap_jansson_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_jansson_base" >&5
+printf "%s\n" "$ap_jansson_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -33199,8 +34652,8 @@ $as_echo "$ap_jansson_base" >&6; }
 
         if test -n "$PKGCONFIG"; then
       saved_PKG_CONFIG_PATH="$PKG_CONFIG_PATH"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
-$as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
+printf %s "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
       if test "x$ap_jansson_base" != "x" ; then
         if test -f "${ap_jansson_base}/lib/pkgconfig/libjansson.pc"; then
                               PKG_CONFIG_PATH="${ap_jansson_base}/lib/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
@@ -33211,7 +34664,8 @@ $as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
         fi
       fi
       # Check whether --enable-jansson-staticlib-deps was given.
-if test "${enable_jansson_staticlib_deps+set}" = set; then :
+if test ${enable_jansson_staticlib_deps+y}
+then :
   enableval=$enable_jansson_staticlib_deps;
         if test "$enableval" = "yes"; then
           PKGCONFIG_LIBOPTS="--static"
@@ -33492,22 +34946,24 @@ fi
 /* end confdefs.h.  */
 #include <jansson_config.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_jansson=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     if test "x$ac_cv_jansson" = "xyes"; then
       ap_jansson_libs="${ap_jansson_libs:--ljansson} `$apr_config --libs`"
@@ -33558,39 +35014,42 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
         CPPFLAGS="$saved_CPPFLAGS"
     LIBS="$saved_LIBS"
     LDFLAGS="$saved_LDFLAGS"
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_jansson" >&5
-$as_echo "$ac_cv_jansson" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_jansson" >&5
+printf "%s\n" "$ac_cv_jansson" >&6; }
   if test "x$ac_cv_jansson" = "xyes"; then
 
-$as_echo "#define HAVE_JANSSON 1" >>confdefs.h
+printf "%s\n" "#define HAVE_JANSSON 1" >>confdefs.h
 
   fi
 
     if test "x$ac_cv_jansson" != "xyes" ; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: libjansson not found" >&5
-$as_echo "$as_me: WARNING: libjansson not found" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: libjansson not found" >&5
+printf "%s\n" "$as_me: WARNING: libjansson not found" >&2;}
         enable_md=no
     fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for curl" >&5
-$as_echo_n "checking for curl... " >&6; }
-if ${ac_cv_curl+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for curl" >&5
+printf %s "checking for curl... " >&6; }
+if test ${ac_cv_curl+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_curl=no
     ap_curl_found=""
     ap_curl_base=""
     ap_curl_libs=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided curl base directory" >&5
-$as_echo_n "checking for user-provided curl base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided curl base directory" >&5
+printf %s "checking for user-provided curl base directory... " >&6; }
 
 # Check whether --with-curl was given.
-if test "${with_curl+set}" = set; then :
+if test ${with_curl+y}
+then :
   withval=$with_curl;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_curl_base="`cd $withval ; pwd`"
@@ -33599,11 +35058,11 @@ if test "${with_curl+set}" = set; then :
 fi
 
     if test "x$ap_curl_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_curl_base" >&5
-$as_echo "$ap_curl_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_curl_base" >&5
+printf "%s\n" "$ap_curl_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -33612,8 +35071,8 @@ $as_echo "$ap_curl_base" >&6; }
 
         if test -n "$PKGCONFIG"; then
       saved_PKG_CONFIG_PATH="$PKG_CONFIG_PATH"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
-$as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
+printf %s "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
       if test "x$ap_curl_base" != "x" ; then
         if test -f "${ap_curl_base}/lib/pkgconfig/libcurl.pc"; then
                               PKG_CONFIG_PATH="${ap_curl_base}/lib/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
@@ -33624,7 +35083,8 @@ $as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
         fi
       fi
       # Check whether --enable-curl-staticlib-deps was given.
-if test "${enable_curl_staticlib_deps+set}" = set; then :
+if test ${enable_curl_staticlib_deps+y}
+then :
   enableval=$enable_curl_staticlib_deps;
         if test "$enableval" = "yes"; then
           PKGCONFIG_LIBOPTS="--static"
@@ -33899,26 +35359,21 @@ fi
       fi
     fi
 
-    for ac_header in curl/curl.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "curl/curl.h" "ac_cv_header_curl_curl_h" "$ac_includes_default"
-if test "x$ac_cv_header_curl_curl_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_CURL_CURL_H 1
-_ACEOF
+    ac_fn_c_check_header_compile "$LINENO" "curl/curl.h" "ac_cv_header_curl_curl_h" "$ac_includes_default"
+if test "x$ac_cv_header_curl_curl_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_CURL_CURL_H 1" >>confdefs.h
 
 fi
 
-done
-
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for curl version >= 7.29" >&5
-$as_echo_n "checking for curl version >= 7.29... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for curl version >= 7.29" >&5
+printf %s "checking for curl version >= 7.29... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <curl/curlver.h>
 int
-main ()
+main (void)
 {
 
 #if !defined(LIBCURL_VERSION_MAJOR)
@@ -33934,15 +35389,17 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_curl=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
     if test "x$ac_cv_curl" = "xyes"; then
       ap_curl_libs="${ap_curl_libs:--lcurl} `$apr_config --libs`"
@@ -33993,29 +35450,30 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
         CPPFLAGS="$saved_CPPFLAGS"
     LIBS="$saved_LIBS"
     LDFLAGS="$saved_LDFLAGS"
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_curl" >&5
-$as_echo "$ac_cv_curl" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_curl" >&5
+printf "%s\n" "$ac_cv_curl" >&6; }
   if test "x$ac_cv_curl" = "xyes"; then
 
-$as_echo "#define HAVE_CURL 1" >>confdefs.h
+printf "%s\n" "#define HAVE_CURL 1" >>confdefs.h
 
   fi
 
     if test "x$ac_cv_curl" != "xyes" ; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: libcurl not found" >&5
-$as_echo "$as_me: WARNING: libcurl not found" >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: libcurl not found" >&5
+printf "%s\n" "$as_me: WARNING: libcurl not found" >&2;}
         enable_md=no
     fi
 
-    for ac_func in arc4random_buf
+
+  for ac_func in arc4random_buf
 do :
   ac_fn_c_check_func "$LINENO" "arc4random_buf" "ac_cv_func_arc4random_buf"
-if test "x$ac_cv_func_arc4random_buf" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_ARC4RANDOM_BUF 1
-_ACEOF
+if test "x$ac_cv_func_arc4random_buf" = xyes
+then :
+  printf "%s\n" "#define HAVE_ARC4RANDOM_BUF 1" >>confdefs.h
 
   if test "x$MOD_CPPFLAGS" = "x"; then
     test "x$silent" != "xyes" && echo "  setting MOD_CPPFLAGS to \""-DMD_HAVE_ARC4RANDOM"\""
@@ -34038,8 +35496,8 @@ _ACEOF
   fi
 
 fi
-done
 
+done
 
     if test "x$enable_md" = "xshared"; then
 
@@ -34066,8 +35524,8 @@ done
     fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_md" >&5
-$as_echo_n "checking whether to enable mod_md... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_md" >&5
+printf %s "checking whether to enable mod_md... " >&6; }
             if test "$enable_md" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -34076,8 +35534,8 @@ $as_echo_n "checking whether to enable mod_md... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_md$_apmod_extra_msg" >&5
-$as_echo "$enable_md$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_md$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_md$_apmod_extra_msg" >&6; }
   if test "$enable_md" != "no"; then
     case "$enable_md" in
     static*)
@@ -34189,13 +35647,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_byrequests" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_byrequests... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_byrequests" >&5
+printf %s "checking whether to enable mod_lbmethod_byrequests... " >&6; }
     # Check whether --enable-lbmethod-byrequests was given.
-if test "${enable_lbmethod_byrequests+set}" = set; then :
+if test ${enable_lbmethod_byrequests+y}
+then :
   enableval=$enable_lbmethod_byrequests; force_lbmethod_byrequests=$enableval
-else
-  enable_lbmethod_byrequests=$enable_proxy_balancer
+else case e in #(
+  e) enable_lbmethod_byrequests=$enable_proxy_balancer ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -34248,21 +35708,21 @@ fi
     enable_lbmethod_byrequests=no
   fi
   if test "$enable_lbmethod_byrequests" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy_balancer" = "no" ; then
                               enable_lbmethod_byrequests=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_byrequests\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_byrequests\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_byrequests\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_byrequests\"" >&2;}
                             elif test "$enable_lbmethod_byrequests" = "static" && test "$enable_proxy_balancer" != "static" ; then
                               enable_lbmethod_byrequests=$enable_proxy_balancer
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_byrequests shared because mod_proxy_balancer is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_lbmethod_byrequests shared because mod_proxy_balancer is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_byrequests shared because mod_proxy_balancer is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_lbmethod_byrequests shared because mod_proxy_balancer is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_byrequests" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_byrequests... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_byrequests" >&5
+printf %s "checking whether to enable mod_lbmethod_byrequests... " >&6; }
             if test "$enable_lbmethod_byrequests" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -34271,8 +35731,8 @@ $as_echo_n "checking whether to enable mod_lbmethod_byrequests... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_byrequests$_apmod_extra_msg" >&5
-$as_echo "$enable_lbmethod_byrequests$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_byrequests$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_lbmethod_byrequests$_apmod_extra_msg" >&6; }
   if test "$enable_lbmethod_byrequests" != "no"; then
     case "$enable_lbmethod_byrequests" in
     static*)
@@ -34351,13 +35811,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bytraffic" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_bytraffic... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bytraffic" >&5
+printf %s "checking whether to enable mod_lbmethod_bytraffic... " >&6; }
     # Check whether --enable-lbmethod-bytraffic was given.
-if test "${enable_lbmethod_bytraffic+set}" = set; then :
+if test ${enable_lbmethod_bytraffic+y}
+then :
   enableval=$enable_lbmethod_bytraffic; force_lbmethod_bytraffic=$enableval
-else
-  enable_lbmethod_bytraffic=$enable_proxy_balancer
+else case e in #(
+  e) enable_lbmethod_bytraffic=$enable_proxy_balancer ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -34410,21 +35872,21 @@ fi
     enable_lbmethod_bytraffic=no
   fi
   if test "$enable_lbmethod_bytraffic" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy_balancer" = "no" ; then
                               enable_lbmethod_bytraffic=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bytraffic\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bytraffic\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bytraffic\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bytraffic\"" >&2;}
                             elif test "$enable_lbmethod_bytraffic" = "static" && test "$enable_proxy_balancer" != "static" ; then
                               enable_lbmethod_bytraffic=$enable_proxy_balancer
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_bytraffic shared because mod_proxy_balancer is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_lbmethod_bytraffic shared because mod_proxy_balancer is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_bytraffic shared because mod_proxy_balancer is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_lbmethod_bytraffic shared because mod_proxy_balancer is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bytraffic" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_bytraffic... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bytraffic" >&5
+printf %s "checking whether to enable mod_lbmethod_bytraffic... " >&6; }
             if test "$enable_lbmethod_bytraffic" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -34433,8 +35895,8 @@ $as_echo_n "checking whether to enable mod_lbmethod_bytraffic... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_bytraffic$_apmod_extra_msg" >&5
-$as_echo "$enable_lbmethod_bytraffic$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_bytraffic$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_lbmethod_bytraffic$_apmod_extra_msg" >&6; }
   if test "$enable_lbmethod_bytraffic" != "no"; then
     case "$enable_lbmethod_bytraffic" in
     static*)
@@ -34513,13 +35975,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bybusyness" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_bybusyness... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bybusyness" >&5
+printf %s "checking whether to enable mod_lbmethod_bybusyness... " >&6; }
     # Check whether --enable-lbmethod-bybusyness was given.
-if test "${enable_lbmethod_bybusyness+set}" = set; then :
+if test ${enable_lbmethod_bybusyness+y}
+then :
   enableval=$enable_lbmethod_bybusyness; force_lbmethod_bybusyness=$enableval
-else
-  enable_lbmethod_bybusyness=$enable_proxy_balancer
+else case e in #(
+  e) enable_lbmethod_bybusyness=$enable_proxy_balancer ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -34572,21 +36036,21 @@ fi
     enable_lbmethod_bybusyness=no
   fi
   if test "$enable_lbmethod_bybusyness" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy_balancer" = "no" ; then
                               enable_lbmethod_bybusyness=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bybusyness\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bybusyness\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bybusyness\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_bybusyness\"" >&2;}
                             elif test "$enable_lbmethod_bybusyness" = "static" && test "$enable_proxy_balancer" != "static" ; then
                               enable_lbmethod_bybusyness=$enable_proxy_balancer
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_bybusyness shared because mod_proxy_balancer is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_lbmethod_bybusyness shared because mod_proxy_balancer is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_bybusyness shared because mod_proxy_balancer is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_lbmethod_bybusyness shared because mod_proxy_balancer is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bybusyness" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_bybusyness... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_bybusyness" >&5
+printf %s "checking whether to enable mod_lbmethod_bybusyness... " >&6; }
             if test "$enable_lbmethod_bybusyness" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -34595,8 +36059,8 @@ $as_echo_n "checking whether to enable mod_lbmethod_bybusyness... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_bybusyness$_apmod_extra_msg" >&5
-$as_echo "$enable_lbmethod_bybusyness$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_bybusyness$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_lbmethod_bybusyness$_apmod_extra_msg" >&6; }
   if test "$enable_lbmethod_bybusyness" != "no"; then
     case "$enable_lbmethod_bybusyness" in
     static*)
@@ -34675,13 +36139,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_heartbeat" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_heartbeat... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_heartbeat" >&5
+printf %s "checking whether to enable mod_lbmethod_heartbeat... " >&6; }
     # Check whether --enable-lbmethod-heartbeat was given.
-if test "${enable_lbmethod_heartbeat+set}" = set; then :
+if test ${enable_lbmethod_heartbeat+y}
+then :
   enableval=$enable_lbmethod_heartbeat; force_lbmethod_heartbeat=$enableval
-else
-  enable_lbmethod_heartbeat=$enable_proxy_balancer
+else case e in #(
+  e) enable_lbmethod_heartbeat=$enable_proxy_balancer ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -34734,21 +36200,21 @@ fi
     enable_lbmethod_heartbeat=no
   fi
   if test "$enable_lbmethod_heartbeat" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_proxy_balancer" = "no" ; then
                               enable_lbmethod_heartbeat=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_heartbeat\"" >&5
-$as_echo "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_heartbeat\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_heartbeat\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_proxy_balancer is disabled but required for mod_lbmethod_heartbeat\"" >&2;}
                             elif test "$enable_lbmethod_heartbeat" = "static" && test "$enable_proxy_balancer" != "static" ; then
                               enable_lbmethod_heartbeat=$enable_proxy_balancer
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_heartbeat shared because mod_proxy_balancer is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_lbmethod_heartbeat shared because mod_proxy_balancer is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_lbmethod_heartbeat shared because mod_proxy_balancer is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_lbmethod_heartbeat shared because mod_proxy_balancer is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_heartbeat" >&5
-$as_echo_n "checking whether to enable mod_lbmethod_heartbeat... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_lbmethod_heartbeat" >&5
+printf %s "checking whether to enable mod_lbmethod_heartbeat... " >&6; }
             if test "$enable_lbmethod_heartbeat" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -34757,8 +36223,8 @@ $as_echo_n "checking whether to enable mod_lbmethod_heartbeat... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_heartbeat$_apmod_extra_msg" >&5
-$as_echo "$enable_lbmethod_heartbeat$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_lbmethod_heartbeat$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_lbmethod_heartbeat$_apmod_extra_msg" >&6; }
   if test "$enable_lbmethod_heartbeat" != "no"; then
     case "$enable_lbmethod_heartbeat" in
     static*)
@@ -34875,13 +36341,15 @@ tls_objs="mod_tls.lo tls_cache.lo tls_cert.lo tls_conf.lo tls_core.lo tls_filter
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_tls" >&5
-$as_echo_n "checking whether to enable mod_tls... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_tls" >&5
+printf %s "checking whether to enable mod_tls... " >&6; }
     # Check whether --enable-tls was given.
-if test "${enable_tls+set}" = set; then :
+if test ${enable_tls+y}
+then :
   enableval=$enable_tls; force_tls=$enableval
-else
-  enable_tls=most
+else case e in #(
+  e) enable_tls=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -34934,27 +36402,29 @@ fi
     enable_tls=no
   fi
   if test "$enable_tls" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for rustls" >&5
-$as_echo_n "checking for rustls... " >&6; }
-if ${ac_cv_rustls+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for rustls" >&5
+printf %s "checking for rustls... " >&6; }
+if test ${ac_cv_rustls+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)
         ac_cv_rustls=no
     ap_rustls_found=""
     ap_rustls_base=""
     ap_rustls_libs=""
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for user-provided rustls base directory" >&5
-$as_echo_n "checking for user-provided rustls base directory... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for user-provided rustls base directory" >&5
+printf %s "checking for user-provided rustls base directory... " >&6; }
 
 # Check whether --with-rustls was given.
-if test "${with_rustls+set}" = set; then :
+if test ${with_rustls+y}
+then :
   withval=$with_rustls;
             if test "x$withval" != "xyes" -a "x$withval" != "x"; then
                 ap_rustls_base="`cd $withval ; pwd`"
@@ -34963,11 +36433,11 @@ if test "${with_rustls+set}" = set; then :
 fi
 
     if test "x$ap_rustls_base" = "x"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ap_rustls_base" >&5
-$as_echo "$ap_rustls_base" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ap_rustls_base" >&5
+printf "%s\n" "$ap_rustls_base" >&6; }
     fi
 
         saved_CPPFLAGS="$CPPFLAGS"
@@ -34976,8 +36446,8 @@ $as_echo "$ap_rustls_base" >&6; }
 
         if test -n "$PKGCONFIG"; then
       saved_PKG_CONFIG_PATH="$PKG_CONFIG_PATH"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
-$as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pkg-config along $PKG_CONFIG_PATH" >&5
+printf %s "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
       if test "x$ap_rustls_base" != "x" ; then
         if test -f "${ap_rustls_base}/lib/pkgconfig/librustls.pc"; then
                               PKG_CONFIG_PATH="${ap_rustls_base}/lib/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
@@ -35254,13 +36724,13 @@ $as_echo_n "checking for pkg-config along $PKG_CONFIG_PATH... " >&6; }
       fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for rustls version >= 0.9.2" >&5
-$as_echo_n "checking for rustls version >= 0.9.2... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for rustls version >= 0.9.2" >&5
+printf %s "checking for rustls version >= 0.9.2... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <rustls.h>
 int
-main ()
+main (void)
 {
 
 rustls_version();
@@ -35270,26 +36740,29 @@ rustls_acceptor_new();
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: OK" >&5
-$as_echo "OK" >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: OK" >&5
+printf "%s\n" "OK" >&6; }
        ac_cv_rustls=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
-$as_echo "FAILED" >&6; }
+else case e in #(
+  e) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: FAILED" >&5
+printf "%s\n" "FAILED" >&6; } ;;
+esac
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
         CPPFLAGS="$saved_CPPFLAGS"
     LIBS="$saved_LIBS"
     LDFLAGS="$saved_LDFLAGS"
-
+   ;;
+esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_rustls" >&5
-$as_echo "$ac_cv_rustls" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_rustls" >&5
+printf "%s\n" "$ac_cv_rustls" >&6; }
   if test "x$ac_cv_rustls" = "xyes"; then
 
-$as_echo "#define HAVE_RUSTLS 1" >>confdefs.h
+printf "%s\n" "#define HAVE_RUSTLS 1" >>confdefs.h
 
   fi
 
@@ -35345,8 +36818,8 @@ $as_echo "#define HAVE_RUSTLS 1" >>confdefs.h
     fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_tls" >&5
-$as_echo_n "checking whether to enable mod_tls... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_tls" >&5
+printf %s "checking whether to enable mod_tls... " >&6; }
             if test "$enable_tls" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -35355,8 +36828,8 @@ $as_echo_n "checking whether to enable mod_tls... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_tls$_apmod_extra_msg" >&5
-$as_echo "$enable_tls$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_tls$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_tls$_apmod_extra_msg" >&6; }
   if test "$enable_tls" != "no"; then
     case "$enable_tls" in
     static*)
@@ -35456,40 +36929,42 @@ EOF
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking which MPM to use by default" >&5
-$as_echo_n "checking which MPM to use by default... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking which MPM to use by default" >&5
+printf %s "checking which MPM to use by default... " >&6; }
 
 # Check whether --with-mpm was given.
-if test "${with_mpm+set}" = set; then :
+if test ${with_mpm+y}
+then :
   withval=$with_mpm;
     default_mpm=$withval
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $withval" >&5
-$as_echo "$withval" >&6; };
-
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $withval" >&5
+printf "%s\n" "$withval" >&6; };
 
+else case e in #(
+  e)
                 if ap_mpm_is_supported "winnt"; then
         default_mpm=winnt
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: winnt" >&5
-$as_echo "winnt" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: winnt" >&5
+printf "%s\n" "winnt" >&6; }
     elif ap_mpm_is_supported "mpmt_os2"; then
         default_mpm=mpmt_os2
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: mpmt_os2" >&5
-$as_echo "mpmt_os2" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: mpmt_os2" >&5
+printf "%s\n" "mpmt_os2" >&6; }
     elif ap_mpm_is_supported "event"; then
         default_mpm=event
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: event" >&5
-$as_echo "event" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: event" >&5
+printf "%s\n" "event" >&6; }
     elif ap_mpm_is_supported "worker"; then
         default_mpm=worker
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: worker - event is not supported" >&5
-$as_echo "worker - event is not supported" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: worker - event is not supported" >&5
+printf "%s\n" "worker - event is not supported" >&6; }
     else
         default_mpm=prefork
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: prefork - event and worker are not supported" >&5
-$as_echo "prefork - event and worker are not supported" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: prefork - event and worker are not supported" >&5
+printf "%s\n" "prefork - event and worker are not supported" >&6; }
     fi
-
+ ;;
+esac
 fi
 
 
@@ -35503,7 +36978,8 @@ fi
 
 
 # Check whether --enable-mpms-shared was given.
-if test "${enable_mpms_shared+set}" = set; then :
+if test ${enable_mpms_shared+y}
+then :
   enableval=$enable_mpms_shared;
     if test "$enableval" = "no"; then
         mpm_build=static
@@ -35544,8 +37020,9 @@ if test "${enable_mpms_shared+set}" = set; then :
         done
     fi
 
-else
-  mpm_build=static
+else case e in #(
+  e) mpm_build=static ;;
+esac
 fi
 
 
@@ -35659,16 +37136,12 @@ EOF
             fi
         fi
 
-    for ac_func in pthread_kill
-do :
-  ac_fn_c_check_func "$LINENO" "pthread_kill" "ac_cv_func_pthread_kill"
-if test "x$ac_cv_func_pthread_kill" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_PTHREAD_KILL 1
-_ACEOF
+    ac_fn_c_check_func "$LINENO" "pthread_kill" "ac_cv_func_pthread_kill"
+if test "x$ac_cv_func_pthread_kill" = xyes
+then :
+  printf "%s\n" "#define HAVE_PTHREAD_KILL 1" >>confdefs.h
 
 fi
-done
 
 
     fi
@@ -35886,16 +37359,12 @@ EOF
             fi
         fi
 
-    for ac_func in pthread_kill
-do :
-  ac_fn_c_check_func "$LINENO" "pthread_kill" "ac_cv_func_pthread_kill"
-if test "x$ac_cv_func_pthread_kill" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_PTHREAD_KILL 1
-_ACEOF
+    ac_fn_c_check_func "$LINENO" "pthread_kill" "ac_cv_func_pthread_kill"
+if test "x$ac_cv_func_pthread_kill" = xyes
+then :
+  printf "%s\n" "#define HAVE_PTHREAD_KILL 1" >>confdefs.h
 
 fi
-done
 
 
     fi
@@ -35923,13 +37392,15 @@ else
 fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_unixd" >&5
-$as_echo_n "checking whether to enable mod_unixd... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_unixd" >&5
+printf %s "checking whether to enable mod_unixd... " >&6; }
     # Check whether --enable-unixd was given.
-if test "${enable_unixd+set}" = set; then :
+if test ${enable_unixd+y}
+then :
   enableval=$enable_unixd; force_unixd=$enableval
-else
-  enable_unixd=$unixd_mods_enable
+else case e in #(
+  e) enable_unixd=$unixd_mods_enable ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -35984,8 +37455,8 @@ fi
   if test "$enable_unixd" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_unixd$_apmod_extra_msg" >&5
-$as_echo "$enable_unixd$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_unixd$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_unixd$_apmod_extra_msg" >&6; }
   if test "$enable_unixd" != "no"; then
     case "$enable_unixd" in
     static*)
@@ -36064,13 +37535,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_privileges" >&5
-$as_echo_n "checking whether to enable mod_privileges... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_privileges" >&5
+printf %s "checking whether to enable mod_privileges... " >&6; }
     # Check whether --enable-privileges was given.
-if test "${enable_privileges+set}" = set; then :
+if test ${enable_privileges+y}
+then :
   enableval=$enable_privileges; force_privileges=$enableval
-else
-  enable_privileges=no
+else case e in #(
+  e) enable_privileges=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -36123,33 +37596,32 @@ fi
     enable_privileges=no
   fi
   if test "$enable_privileges" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
-  for ac_header in priv.h
+         for ac_header in priv.h
 do :
-  ac_fn_c_check_header_mongrel "$LINENO" "priv.h" "ac_cv_header_priv_h" "$ac_includes_default"
-if test "x$ac_cv_header_priv_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_PRIV_H 1
-_ACEOF
+  ac_fn_c_check_header_compile "$LINENO" "priv.h" "ac_cv_header_priv_h" "$ac_includes_default"
+if test "x$ac_cv_header_priv_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_PRIV_H 1" >>confdefs.h
  ap_HAVE_PRIV_H="yes"
-else
-  ap_HAVE_PRIV_H="no"
+else case e in #(
+  e) ap_HAVE_PRIV_H="no" ;;
+esac
 fi
 
 done
-
   if test $ap_HAVE_PRIV_H = "no"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support privileges." >&5
-$as_echo "$as_me: WARNING: Your system does not support privileges." >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support privileges." >&5
+printf "%s\n" "$as_me: WARNING: Your system does not support privileges." >&2;}
     enable_privileges="no"
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_privileges" >&5
-$as_echo_n "checking whether to enable mod_privileges... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_privileges" >&5
+printf %s "checking whether to enable mod_privileges... " >&6; }
             if test "$enable_privileges" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -36158,8 +37630,8 @@ $as_echo_n "checking whether to enable mod_privileges... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_privileges$_apmod_extra_msg" >&5
-$as_echo "$enable_privileges$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_privileges$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_privileges$_apmod_extra_msg" >&6; }
   if test "$enable_privileges" != "no"; then
     case "$enable_privileges" in
     static*)
@@ -36239,13 +37711,15 @@ EOF
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_systemd" >&5
-$as_echo_n "checking whether to enable mod_systemd... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_systemd" >&5
+printf %s "checking whether to enable mod_systemd... " >&6; }
     # Check whether --enable-systemd was given.
-if test "${enable_systemd+set}" = set; then :
+if test ${enable_systemd+y}
+then :
   enableval=$enable_systemd; force_systemd=$enableval
-else
-  enable_systemd=no
+else case e in #(
+  e) enable_systemd=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -36298,13 +37772,13 @@ fi
     enable_systemd=no
   fi
   if test "$enable_systemd" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
   if test "${ac_cv_header_systemd_sd_daemon_h}" = "no" || test -z "${SYSTEMD_LIBS}"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support systemd." >&5
-$as_echo "$as_me: WARNING: Your system does not support systemd." >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Your system does not support systemd." >&5
+printf "%s\n" "$as_me: WARNING: Your system does not support systemd." >&2;}
     enable_systemd="no"
   else
 
@@ -36331,8 +37805,8 @@ $as_echo "$as_me: WARNING: Your system does not support systemd." >&2;}
   fi
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_systemd" >&5
-$as_echo_n "checking whether to enable mod_systemd... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_systemd" >&5
+printf %s "checking whether to enable mod_systemd... " >&6; }
             if test "$enable_systemd" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -36341,8 +37815,8 @@ $as_echo_n "checking whether to enable mod_systemd... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_systemd$_apmod_extra_msg" >&5
-$as_echo "$enable_systemd$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_systemd$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_systemd$_apmod_extra_msg" >&6; }
   if test "$enable_systemd" != "no"; then
     case "$enable_systemd" in
     static*)
@@ -36487,13 +37961,15 @@ case "$host" in
 esac
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_heartbeat" >&5
-$as_echo_n "checking whether to enable mod_heartbeat... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_heartbeat" >&5
+printf %s "checking whether to enable mod_heartbeat... " >&6; }
     # Check whether --enable-heartbeat was given.
-if test "${enable_heartbeat+set}" = set; then :
+if test ${enable_heartbeat+y}
+then :
   enableval=$enable_heartbeat; force_heartbeat=$enableval
-else
-  enable_heartbeat=maybe-all
+else case e in #(
+  e) enable_heartbeat=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -36546,21 +38022,21 @@ fi
     enable_heartbeat=no
   fi
   if test "$enable_heartbeat" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_watchdog" = "no" ; then
                               enable_heartbeat=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_watchdog is disabled but required for mod_heartbeat\"" >&5
-$as_echo "$as_me: WARNING: \"mod_watchdog is disabled but required for mod_heartbeat\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_watchdog is disabled but required for mod_heartbeat\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_watchdog is disabled but required for mod_heartbeat\"" >&2;}
                             elif test "$enable_heartbeat" = "static" && test "$enable_watchdog" != "static" ; then
                               enable_heartbeat=$enable_watchdog
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_heartbeat shared because mod_watchdog is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_heartbeat shared because mod_watchdog is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_heartbeat shared because mod_watchdog is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_heartbeat shared because mod_watchdog is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_heartbeat" >&5
-$as_echo_n "checking whether to enable mod_heartbeat... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_heartbeat" >&5
+printf %s "checking whether to enable mod_heartbeat... " >&6; }
             if test "$enable_heartbeat" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -36569,8 +38045,8 @@ $as_echo_n "checking whether to enable mod_heartbeat... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_heartbeat$_apmod_extra_msg" >&5
-$as_echo "$enable_heartbeat$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_heartbeat$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_heartbeat$_apmod_extra_msg" >&6; }
   if test "$enable_heartbeat" != "no"; then
     case "$enable_heartbeat" in
     static*)
@@ -36649,13 +38125,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_heartmonitor" >&5
-$as_echo_n "checking whether to enable mod_heartmonitor... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_heartmonitor" >&5
+printf %s "checking whether to enable mod_heartmonitor... " >&6; }
     # Check whether --enable-heartmonitor was given.
-if test "${enable_heartmonitor+set}" = set; then :
+if test ${enable_heartmonitor+y}
+then :
   enableval=$enable_heartmonitor; force_heartmonitor=$enableval
-else
-  enable_heartmonitor=maybe-all
+else case e in #(
+  e) enable_heartmonitor=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -36710,8 +38188,8 @@ fi
   if test "$enable_heartmonitor" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_heartmonitor$_apmod_extra_msg" >&5
-$as_echo "$enable_heartmonitor$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_heartmonitor$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_heartmonitor$_apmod_extra_msg" >&6; }
   if test "$enable_heartmonitor" != "no"; then
     case "$enable_heartmonitor" in
     static*)
@@ -36831,13 +38309,15 @@ else
 fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav" >&5
-$as_echo_n "checking whether to enable mod_dav... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav" >&5
+printf %s "checking whether to enable mod_dav... " >&6; }
     # Check whether --enable-dav was given.
-if test "${enable_dav+set}" = set; then :
+if test ${enable_dav+y}
+then :
   enableval=$enable_dav; force_dav=$enableval
-else
-  enable_dav=$dav_enable
+else case e in #(
+  e) enable_dav=$dav_enable ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -36892,8 +38372,8 @@ fi
   if test "$enable_dav" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dav$_apmod_extra_msg" >&5
-$as_echo "$enable_dav$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_dav$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_dav$_apmod_extra_msg" >&6; }
   if test "$enable_dav" != "no"; then
     case "$enable_dav" in
     static*)
@@ -37032,13 +38512,15 @@ fi
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_status" >&5
-$as_echo_n "checking whether to enable mod_status... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_status" >&5
+printf %s "checking whether to enable mod_status... " >&6; }
     # Check whether --enable-status was given.
-if test "${enable_status+set}" = set; then :
+if test ${enable_status+y}
+then :
   enableval=$enable_status; force_status=$enableval
-else
-  enable_status=yes
+else case e in #(
+  e) enable_status=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -37093,8 +38575,8 @@ fi
   if test "$enable_status" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_status$_apmod_extra_msg" >&5
-$as_echo "$enable_status$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_status$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_status$_apmod_extra_msg" >&6; }
   if test "$enable_status" != "no"; then
     case "$enable_status" in
     static*)
@@ -37173,13 +38655,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_autoindex" >&5
-$as_echo_n "checking whether to enable mod_autoindex... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_autoindex" >&5
+printf %s "checking whether to enable mod_autoindex... " >&6; }
     # Check whether --enable-autoindex was given.
-if test "${enable_autoindex+set}" = set; then :
+if test ${enable_autoindex+y}
+then :
   enableval=$enable_autoindex; force_autoindex=$enableval
-else
-  enable_autoindex=yes
+else case e in #(
+  e) enable_autoindex=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -37234,8 +38718,8 @@ fi
   if test "$enable_autoindex" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_autoindex$_apmod_extra_msg" >&5
-$as_echo "$enable_autoindex$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_autoindex$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_autoindex$_apmod_extra_msg" >&6; }
   if test "$enable_autoindex" != "no"; then
     case "$enable_autoindex" in
     static*)
@@ -37314,13 +38798,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_asis" >&5
-$as_echo_n "checking whether to enable mod_asis... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_asis" >&5
+printf %s "checking whether to enable mod_asis... " >&6; }
     # Check whether --enable-asis was given.
-if test "${enable_asis+set}" = set; then :
+if test ${enable_asis+y}
+then :
   enableval=$enable_asis; force_asis=$enableval
-else
-  enable_asis=maybe-all
+else case e in #(
+  e) enable_asis=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -37375,8 +38861,8 @@ fi
   if test "$enable_asis" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_asis$_apmod_extra_msg" >&5
-$as_echo "$enable_asis$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_asis$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_asis$_apmod_extra_msg" >&6; }
   if test "$enable_asis" != "no"; then
     case "$enable_asis" in
     static*)
@@ -37455,13 +38941,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_info" >&5
-$as_echo_n "checking whether to enable mod_info... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_info" >&5
+printf %s "checking whether to enable mod_info... " >&6; }
     # Check whether --enable-info was given.
-if test "${enable_info+set}" = set; then :
+if test ${enable_info+y}
+then :
   enableval=$enable_info; force_info=$enableval
-else
-  enable_info=most
+else case e in #(
+  e) enable_info=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -37516,8 +39004,8 @@ fi
   if test "$enable_info" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_info$_apmod_extra_msg" >&5
-$as_echo "$enable_info$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_info$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_info$_apmod_extra_msg" >&6; }
   if test "$enable_info" != "no"; then
     case "$enable_info" in
     static*)
@@ -37596,13 +39084,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_suexec" >&5
-$as_echo_n "checking whether to enable mod_suexec... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_suexec" >&5
+printf %s "checking whether to enable mod_suexec... " >&6; }
     # Check whether --enable-suexec was given.
-if test "${enable_suexec+set}" = set; then :
+if test ${enable_suexec+y}
+then :
   enableval=$enable_suexec; force_suexec=$enableval
-else
-  enable_suexec=no
+else case e in #(
+  e) enable_suexec=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -37655,14 +39145,14 @@ fi
     enable_suexec=no
   fi
   if test "$enable_suexec" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
               other_targets=suexec
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_suexec" >&5
-$as_echo_n "checking whether to enable mod_suexec... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_suexec" >&5
+printf %s "checking whether to enable mod_suexec... " >&6; }
             if test "$enable_suexec" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -37671,8 +39161,8 @@ $as_echo_n "checking whether to enable mod_suexec... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_suexec$_apmod_extra_msg" >&5
-$as_echo "$enable_suexec$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_suexec$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_suexec$_apmod_extra_msg" >&6; }
   if test "$enable_suexec" != "no"; then
     case "$enable_suexec" in
     static*)
@@ -37767,13 +39257,15 @@ esac
 
 if test $cgid_needed = "yes"; then
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgid" >&5
-$as_echo_n "checking whether to enable mod_cgid... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgid" >&5
+printf %s "checking whether to enable mod_cgid... " >&6; }
     # Check whether --enable-cgid was given.
-if test "${enable_cgid+set}" = set; then :
+if test ${enable_cgid+y}
+then :
   enableval=$enable_cgid; force_cgid=$enableval
-else
-  enable_cgid=most
+else case e in #(
+  e) enable_cgid=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -37826,8 +39318,8 @@ fi
     enable_cgid=no
   fi
   if test "$enable_cgid" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             :
 
     case $host in
@@ -37842,13 +39334,13 @@ $as_echo "checking dependencies" >&6; }
               patch_id="120664"
               ;;
             *)
-              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Unknown platform" >&5
-$as_echo "$as_me: WARNING: Unknown platform" >&2;}
+              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Unknown platform" >&5
+printf "%s\n" "$as_me: WARNING: Unknown platform" >&2;}
               patch_id="120664"
               ;;
           esac
-          { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Solaris patch $patch_id" >&5
-$as_echo_n "checking for Solaris patch $patch_id... " >&6; }
+          { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Solaris patch $patch_id" >&5
+printf %s "checking for Solaris patch $patch_id... " >&6; }
           showrev -p | grep "$patch_id" >/dev/null 2>&1
           if test $? -eq 1; then
                               as_fn_error $? "Please apply either patch # 120664 (Sparc) or # 120665 (x86).
@@ -37859,8 +39351,8 @@ If you can not apply these patches, you can do one of the following:
  - switch to the prefork MPM
 For more info: <http://issues.apache.org/bugzilla/show_bug.cgi?id=34264>" "$LINENO" 5
           else
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
           fi
           ;;
         esac
@@ -37868,8 +39360,8 @@ $as_echo "yes" >&6; }
     esac
 
             :
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgid" >&5
-$as_echo_n "checking whether to enable mod_cgid... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgid" >&5
+printf %s "checking whether to enable mod_cgid... " >&6; }
             if test "$enable_cgid" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -37878,8 +39370,8 @@ $as_echo_n "checking whether to enable mod_cgid... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cgid$_apmod_extra_msg" >&5
-$as_echo "$enable_cgid$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cgid$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cgid$_apmod_extra_msg" >&6; }
   if test "$enable_cgid" != "no"; then
     case "$enable_cgid" in
     static*)
@@ -37958,13 +39450,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgi" >&5
-$as_echo_n "checking whether to enable mod_cgi... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgi" >&5
+printf %s "checking whether to enable mod_cgi... " >&6; }
     # Check whether --enable-cgi was given.
-if test "${enable_cgi+set}" = set; then :
+if test ${enable_cgi+y}
+then :
   enableval=$enable_cgi; force_cgi=$enableval
-else
-  enable_cgi=no
+else case e in #(
+  e) enable_cgi=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -38019,8 +39513,8 @@ fi
   if test "$enable_cgi" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cgi$_apmod_extra_msg" >&5
-$as_echo "$enable_cgi$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cgi$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cgi$_apmod_extra_msg" >&6; }
   if test "$enable_cgi" != "no"; then
     case "$enable_cgi" in
     static*)
@@ -38100,13 +39594,15 @@ EOF
 
 else
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgi" >&5
-$as_echo_n "checking whether to enable mod_cgi... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgi" >&5
+printf %s "checking whether to enable mod_cgi... " >&6; }
     # Check whether --enable-cgi was given.
-if test "${enable_cgi+set}" = set; then :
+if test ${enable_cgi+y}
+then :
   enableval=$enable_cgi; force_cgi=$enableval
-else
-  enable_cgi=most
+else case e in #(
+  e) enable_cgi=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -38161,8 +39657,8 @@ fi
   if test "$enable_cgi" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cgi$_apmod_extra_msg" >&5
-$as_echo "$enable_cgi$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cgi$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cgi$_apmod_extra_msg" >&6; }
   if test "$enable_cgi" != "no"; then
     case "$enable_cgi" in
     static*)
@@ -38241,13 +39737,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgid" >&5
-$as_echo_n "checking whether to enable mod_cgid... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_cgid" >&5
+printf %s "checking whether to enable mod_cgid... " >&6; }
     # Check whether --enable-cgid was given.
-if test "${enable_cgid+set}" = set; then :
+if test ${enable_cgid+y}
+then :
   enableval=$enable_cgid; force_cgid=$enableval
-else
-  enable_cgid=no
+else case e in #(
+  e) enable_cgid=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -38302,8 +39800,8 @@ fi
   if test "$enable_cgid" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_cgid$_apmod_extra_msg" >&5
-$as_echo "$enable_cgid$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_cgid$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_cgid$_apmod_extra_msg" >&6; }
   if test "$enable_cgid" != "no"; then
     case "$enable_cgid" in
     static*)
@@ -38547,13 +40045,15 @@ case "$host" in
 esac
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_fs" >&5
-$as_echo_n "checking whether to enable mod_dav_fs... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_fs" >&5
+printf %s "checking whether to enable mod_dav_fs... " >&6; }
     # Check whether --enable-dav-fs was given.
-if test "${enable_dav_fs+set}" = set; then :
+if test ${enable_dav_fs+y}
+then :
   enableval=$enable_dav_fs; force_dav_fs=$enableval
-else
-  enable_dav_fs=$dav_fs_enable
+else case e in #(
+  e) enable_dav_fs=$dav_fs_enable ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -38606,21 +40106,21 @@ fi
     enable_dav_fs=no
   fi
   if test "$enable_dav_fs" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_dav" = "no" ; then
                               enable_dav_fs=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_dav is disabled but required for mod_dav_fs\"" >&5
-$as_echo "$as_me: WARNING: \"mod_dav is disabled but required for mod_dav_fs\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_dav is disabled but required for mod_dav_fs\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_dav is disabled but required for mod_dav_fs\"" >&2;}
                             elif test "$enable_dav_fs" = "static" && test "$enable_dav" != "static" ; then
                               enable_dav_fs=$enable_dav
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_dav_fs shared because mod_dav is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_dav_fs shared because mod_dav is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_dav_fs shared because mod_dav is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_dav_fs shared because mod_dav is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_fs" >&5
-$as_echo_n "checking whether to enable mod_dav_fs... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_fs" >&5
+printf %s "checking whether to enable mod_dav_fs... " >&6; }
             if test "$enable_dav_fs" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -38629,8 +40129,8 @@ $as_echo_n "checking whether to enable mod_dav_fs... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dav_fs$_apmod_extra_msg" >&5
-$as_echo "$enable_dav_fs$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_dav_fs$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_dav_fs$_apmod_extra_msg" >&6; }
   if test "$enable_dav_fs" != "no"; then
     case "$enable_dav_fs" in
     static*)
@@ -38752,13 +40252,15 @@ case "$host" in
 esac
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_lock" >&5
-$as_echo_n "checking whether to enable mod_dav_lock... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_lock" >&5
+printf %s "checking whether to enable mod_dav_lock... " >&6; }
     # Check whether --enable-dav-lock was given.
-if test "${enable_dav_lock+set}" = set; then :
+if test ${enable_dav_lock+y}
+then :
   enableval=$enable_dav_lock; force_dav_lock=$enableval
-else
-  enable_dav_lock=maybe-all
+else case e in #(
+  e) enable_dav_lock=maybe-all ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -38811,21 +40313,21 @@ fi
     enable_dav_lock=no
   fi
   if test "$enable_dav_lock" != "no"; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
-$as_echo "checking dependencies" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: checking dependencies" >&5
+printf "%s\n" "checking dependencies" >&6; }
             if test "$enable_dav" = "no" ; then
                               enable_dav_lock=no
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_dav is disabled but required for mod_dav_lock\"" >&5
-$as_echo "$as_me: WARNING: \"mod_dav is disabled but required for mod_dav_lock\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"mod_dav is disabled but required for mod_dav_lock\"" >&5
+printf "%s\n" "$as_me: WARNING: \"mod_dav is disabled but required for mod_dav_lock\"" >&2;}
                             elif test "$enable_dav_lock" = "static" && test "$enable_dav" != "static" ; then
                               enable_dav_lock=$enable_dav
-                              { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_dav_lock shared because mod_dav is built shared\"" >&5
-$as_echo "$as_me: WARNING: \"building mod_dav_lock shared because mod_dav is built shared\"" >&2;}
+                              { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: \"building mod_dav_lock shared because mod_dav is built shared\"" >&5
+printf "%s\n" "$as_me: WARNING: \"building mod_dav_lock shared because mod_dav is built shared\"" >&2;}
                             else
             :
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_lock" >&5
-$as_echo_n "checking whether to enable mod_dav_lock... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dav_lock" >&5
+printf %s "checking whether to enable mod_dav_lock... " >&6; }
             if test "$enable_dav_lock" = "no"; then
               if test "$_apmod_required" = "no"; then
                 _apmod_extra_msg=" (disabled)"
@@ -38834,8 +40336,8 @@ $as_echo_n "checking whether to enable mod_dav_lock... " >&6; }
               fi
             fi
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dav_lock$_apmod_extra_msg" >&5
-$as_echo "$enable_dav_lock$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_dav_lock$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_dav_lock$_apmod_extra_msg" >&6; }
   if test "$enable_dav_lock" != "no"; then
     case "$enable_dav_lock" in
     static*)
@@ -38933,11 +40435,12 @@ EOF
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for extra modules" >&5
-$as_echo_n "checking for extra modules... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for extra modules" >&5
+printf %s "checking for extra modules... " >&6; }
 
 # Check whether --with-module was given.
-if test "${with_module+set}" = set; then :
+if test ${with_module+y}
+then :
   withval=$with_module;
     withval=`echo $withval | sed -e 's/,/ /g'`
     for mod in $withval
@@ -38987,14 +40490,15 @@ EOF
 
     done
     if test ! -z "$EXTRA_MODLIST"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: added:$EXTRA_MODLIST" >&5
-$as_echo "added:$EXTRA_MODLIST" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: added:$EXTRA_MODLIST" >&5
+printf "%s\n" "added:$EXTRA_MODLIST" >&6; }
     fi
 
-else
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
-
+else case e in #(
+  e)  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
+   ;;
+esac
 fi
 
 
@@ -39013,13 +40517,15 @@ fi
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_vhost_alias" >&5
-$as_echo_n "checking whether to enable mod_vhost_alias... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_vhost_alias" >&5
+printf %s "checking whether to enable mod_vhost_alias... " >&6; }
     # Check whether --enable-vhost-alias was given.
-if test "${enable_vhost_alias+set}" = set; then :
+if test ${enable_vhost_alias+y}
+then :
   enableval=$enable_vhost_alias; force_vhost_alias=$enableval
-else
-  enable_vhost_alias=most
+else case e in #(
+  e) enable_vhost_alias=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -39074,8 +40580,8 @@ fi
   if test "$enable_vhost_alias" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_vhost_alias$_apmod_extra_msg" >&5
-$as_echo "$enable_vhost_alias$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_vhost_alias$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_vhost_alias$_apmod_extra_msg" >&6; }
   if test "$enable_vhost_alias" != "no"; then
     case "$enable_vhost_alias" in
     static*)
@@ -39154,13 +40660,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_negotiation" >&5
-$as_echo_n "checking whether to enable mod_negotiation... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_negotiation" >&5
+printf %s "checking whether to enable mod_negotiation... " >&6; }
     # Check whether --enable-negotiation was given.
-if test "${enable_negotiation+set}" = set; then :
+if test ${enable_negotiation+y}
+then :
   enableval=$enable_negotiation; force_negotiation=$enableval
-else
-  enable_negotiation=most
+else case e in #(
+  e) enable_negotiation=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -39215,8 +40723,8 @@ fi
   if test "$enable_negotiation" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_negotiation$_apmod_extra_msg" >&5
-$as_echo "$enable_negotiation$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_negotiation$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_negotiation$_apmod_extra_msg" >&6; }
   if test "$enable_negotiation" != "no"; then
     case "$enable_negotiation" in
     static*)
@@ -39295,13 +40803,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dir" >&5
-$as_echo_n "checking whether to enable mod_dir... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_dir" >&5
+printf %s "checking whether to enable mod_dir... " >&6; }
     # Check whether --enable-dir was given.
-if test "${enable_dir+set}" = set; then :
+if test ${enable_dir+y}
+then :
   enableval=$enable_dir; force_dir=$enableval
-else
-  enable_dir=yes
+else case e in #(
+  e) enable_dir=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -39356,8 +40866,8 @@ fi
   if test "$enable_dir" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_dir$_apmod_extra_msg" >&5
-$as_echo "$enable_dir$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_dir$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_dir$_apmod_extra_msg" >&6; }
   if test "$enable_dir" != "no"; then
     case "$enable_dir" in
     static*)
@@ -39436,13 +40946,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_imagemap" >&5
-$as_echo_n "checking whether to enable mod_imagemap... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_imagemap" >&5
+printf %s "checking whether to enable mod_imagemap... " >&6; }
     # Check whether --enable-imagemap was given.
-if test "${enable_imagemap+set}" = set; then :
+if test ${enable_imagemap+y}
+then :
   enableval=$enable_imagemap; force_imagemap=$enableval
-else
-  enable_imagemap=no
+else case e in #(
+  e) enable_imagemap=no ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -39497,8 +41009,8 @@ fi
   if test "$enable_imagemap" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_imagemap$_apmod_extra_msg" >&5
-$as_echo "$enable_imagemap$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_imagemap$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_imagemap$_apmod_extra_msg" >&6; }
   if test "$enable_imagemap" != "no"; then
     case "$enable_imagemap" in
     static*)
@@ -39577,13 +41089,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_actions" >&5
-$as_echo_n "checking whether to enable mod_actions... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_actions" >&5
+printf %s "checking whether to enable mod_actions... " >&6; }
     # Check whether --enable-actions was given.
-if test "${enable_actions+set}" = set; then :
+if test ${enable_actions+y}
+then :
   enableval=$enable_actions; force_actions=$enableval
-else
-  enable_actions=most
+else case e in #(
+  e) enable_actions=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -39638,8 +41152,8 @@ fi
   if test "$enable_actions" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_actions$_apmod_extra_msg" >&5
-$as_echo "$enable_actions$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_actions$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_actions$_apmod_extra_msg" >&6; }
   if test "$enable_actions" != "no"; then
     case "$enable_actions" in
     static*)
@@ -39718,13 +41232,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_speling" >&5
-$as_echo_n "checking whether to enable mod_speling... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_speling" >&5
+printf %s "checking whether to enable mod_speling... " >&6; }
     # Check whether --enable-speling was given.
-if test "${enable_speling+set}" = set; then :
+if test ${enable_speling+y}
+then :
   enableval=$enable_speling; force_speling=$enableval
-else
-  enable_speling=most
+else case e in #(
+  e) enable_speling=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -39779,8 +41295,8 @@ fi
   if test "$enable_speling" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_speling$_apmod_extra_msg" >&5
-$as_echo "$enable_speling$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_speling$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_speling$_apmod_extra_msg" >&6; }
   if test "$enable_speling" != "no"; then
     case "$enable_speling" in
     static*)
@@ -39859,13 +41375,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_userdir" >&5
-$as_echo_n "checking whether to enable mod_userdir... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_userdir" >&5
+printf %s "checking whether to enable mod_userdir... " >&6; }
     # Check whether --enable-userdir was given.
-if test "${enable_userdir+set}" = set; then :
+if test ${enable_userdir+y}
+then :
   enableval=$enable_userdir; force_userdir=$enableval
-else
-  enable_userdir=most
+else case e in #(
+  e) enable_userdir=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -39920,8 +41438,8 @@ fi
   if test "$enable_userdir" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_userdir$_apmod_extra_msg" >&5
-$as_echo "$enable_userdir$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_userdir$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_userdir$_apmod_extra_msg" >&6; }
   if test "$enable_userdir" != "no"; then
     case "$enable_userdir" in
     static*)
@@ -40000,13 +41518,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_alias" >&5
-$as_echo_n "checking whether to enable mod_alias... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_alias" >&5
+printf %s "checking whether to enable mod_alias... " >&6; }
     # Check whether --enable-alias was given.
-if test "${enable_alias+set}" = set; then :
+if test ${enable_alias+y}
+then :
   enableval=$enable_alias; force_alias=$enableval
-else
-  enable_alias=yes
+else case e in #(
+  e) enable_alias=yes ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -40061,8 +41581,8 @@ fi
   if test "$enable_alias" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_alias$_apmod_extra_msg" >&5
-$as_echo "$enable_alias$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_alias$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_alias$_apmod_extra_msg" >&6; }
   if test "$enable_alias" != "no"; then
     case "$enable_alias" in
     static*)
@@ -40141,13 +41661,15 @@ EOF
   fi
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_rewrite" >&5
-$as_echo_n "checking whether to enable mod_rewrite... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to enable mod_rewrite" >&5
+printf %s "checking whether to enable mod_rewrite... " >&6; }
     # Check whether --enable-rewrite was given.
-if test "${enable_rewrite+set}" = set; then :
+if test ${enable_rewrite+y}
+then :
   enableval=$enable_rewrite; force_rewrite=$enableval
-else
-  enable_rewrite=most
+else case e in #(
+  e) enable_rewrite=most ;;
+esac
 fi
 
     _apmod_extra_msg=""
@@ -40202,8 +41724,8 @@ fi
   if test "$enable_rewrite" != "no"; then
             :
   fi
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_rewrite$_apmod_extra_msg" >&5
-$as_echo "$enable_rewrite$_apmod_extra_msg" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_rewrite$_apmod_extra_msg" >&5
+printf "%s\n" "$enable_rewrite$_apmod_extra_msg" >&6; }
   if test "$enable_rewrite" != "no"; then
     case "$enable_rewrite" in
     static*)
@@ -40517,24 +42039,25 @@ fi
 
 
 # Check whether --with-program-name was given.
-if test "${with_program_name+set}" = set; then :
+if test ${with_program_name+y}
+then :
   withval=$with_program_name;
   progname="$withval"
-else
-
-  progname="httpd"
+else case e in #(
+  e)
+  progname="httpd"  ;;
+esac
 fi
 
 
 # SuExec parameters
 
 # Check whether --with-suexec-bin was given.
-if test "${with_suexec_bin+set}" = set; then :
+if test ${with_suexec_bin+y}
+then :
   withval=$with_suexec_bin;
 
-cat >>confdefs.h <<_ACEOF
-#define SUEXEC_BIN "$withval"
-_ACEOF
+printf "%s\n" "#define SUEXEC_BIN \"$withval\"" >>confdefs.h
 
 
 fi
@@ -40542,75 +42065,69 @@ fi
 
 
 # Check whether --with-suexec-caller was given.
-if test "${with_suexec_caller+set}" = set; then :
+if test ${with_suexec_caller+y}
+then :
   withval=$with_suexec_caller;
 
-cat >>confdefs.h <<_ACEOF
-#define AP_HTTPD_USER "$withval"
-_ACEOF
+printf "%s\n" "#define AP_HTTPD_USER \"$withval\"" >>confdefs.h
 
 fi
 
 
 
 # Check whether --with-suexec-userdir was given.
-if test "${with_suexec_userdir+set}" = set; then :
+if test ${with_suexec_userdir+y}
+then :
   withval=$with_suexec_userdir;
 
-cat >>confdefs.h <<_ACEOF
-#define AP_USERDIR_SUFFIX "$withval"
-_ACEOF
+printf "%s\n" "#define AP_USERDIR_SUFFIX \"$withval\"" >>confdefs.h
 
 fi
 
 
 
 # Check whether --with-suexec-docroot was given.
-if test "${with_suexec_docroot+set}" = set; then :
+if test ${with_suexec_docroot+y}
+then :
   withval=$with_suexec_docroot;
 
-cat >>confdefs.h <<_ACEOF
-#define AP_DOC_ROOT "$withval"
-_ACEOF
+printf "%s\n" "#define AP_DOC_ROOT \"$withval\"" >>confdefs.h
 
 fi
 
 
 
 # Check whether --with-suexec-uidmin was given.
-if test "${with_suexec_uidmin+set}" = set; then :
+if test ${with_suexec_uidmin+y}
+then :
   withval=$with_suexec_uidmin;
 
-cat >>confdefs.h <<_ACEOF
-#define AP_UID_MIN $withval
-_ACEOF
+printf "%s\n" "#define AP_UID_MIN $withval" >>confdefs.h
 
 fi
 
 
 
 # Check whether --with-suexec-gidmin was given.
-if test "${with_suexec_gidmin+set}" = set; then :
+if test ${with_suexec_gidmin+y}
+then :
   withval=$with_suexec_gidmin;
 
-cat >>confdefs.h <<_ACEOF
-#define AP_GID_MIN $withval
-_ACEOF
+printf "%s\n" "#define AP_GID_MIN $withval" >>confdefs.h
 
 fi
 
 
 
 # Check whether --with-suexec-logfile was given.
-if test "${with_suexec_logfile+set}" = set; then :
+if test ${with_suexec_logfile+y}
+then :
   withval=$with_suexec_logfile;
   if test "x$withval" = "xyes"; then
     as_fn_error $? "log filename required for --with-suexec-logfile option" "$LINENO" 5
   elif test "x$withval" != "xno"; then
 
-cat >>confdefs.h <<_ACEOF
-#define AP_LOG_EXEC "$withval"
-_ACEOF
+printf "%s\n" "#define AP_LOG_EXEC \"$withval\"" >>confdefs.h
 
   fi
 
@@ -40619,30 +42136,32 @@ fi
 
 
 # Check whether --with-suexec-syslog was given.
-if test "${with_suexec_syslog+set}" = set; then :
+if test ${with_suexec_syslog+y}
+then :
   withval=$with_suexec_syslog;
   if test $withval = "yes"; then
     if test "x${with_suexec_logfile}" != "xno"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: hint: use \"--without-suexec-logfile --with-suexec-syslog\"" >&5
-$as_echo "$as_me: hint: use \"--without-suexec-logfile --with-suexec-syslog\"" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: hint: use \"--without-suexec-logfile --with-suexec-syslog\"" >&5
+printf "%s\n" "$as_me: hint: use \"--without-suexec-logfile --with-suexec-syslog\"" >&6;}
       as_fn_error $? "suexec does not support both logging to file and syslog" "$LINENO" 5
     fi
-    for ac_func in vsyslog
+
+  for ac_func in vsyslog
 do :
   ac_fn_c_check_func "$LINENO" "vsyslog" "ac_cv_func_vsyslog"
-if test "x$ac_cv_func_vsyslog" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_VSYSLOG 1
-_ACEOF
+if test "x$ac_cv_func_vsyslog" = xyes
+then :
+  printf "%s\n" "#define HAVE_VSYSLOG 1" >>confdefs.h
 
-else
-
-       as_fn_error $? "cannot support syslog from suexec without vsyslog()" "$LINENO" 5
+else case e in #(
+  e)
+       as_fn_error $? "cannot support syslog from suexec without vsyslog()" "$LINENO" 5 ;;
+esac
 fi
-done
 
+done
 
-$as_echo "#define AP_LOG_SYSLOG 1" >>confdefs.h
+printf "%s\n" "#define AP_LOG_SYSLOG 1" >>confdefs.h
 
   fi
 
@@ -40652,35 +42171,34 @@ fi
 
 
 # Check whether --with-suexec-safepath was given.
-if test "${with_suexec_safepath+set}" = set; then :
+if test ${with_suexec_safepath+y}
+then :
   withval=$with_suexec_safepath;
 
-cat >>confdefs.h <<_ACEOF
-#define AP_SAFE_PATH "$withval"
-_ACEOF
+printf "%s\n" "#define AP_SAFE_PATH \"$withval\"" >>confdefs.h
 
 fi
 
 
 
 # Check whether --with-suexec-umask was given.
-if test "${with_suexec_umask+set}" = set; then :
+if test ${with_suexec_umask+y}
+then :
   withval=$with_suexec_umask;
 
-cat >>confdefs.h <<_ACEOF
-#define AP_SUEXEC_UMASK 0$withval
-_ACEOF
+printf "%s\n" "#define AP_SUEXEC_UMASK 0$withval" >>confdefs.h
 
 fi
 
 
 INSTALL_SUEXEC=setuid
 # Check whether --enable-suexec-capabilities was given.
-if test "${enable_suexec_capabilities+set}" = set; then :
+if test ${enable_suexec_capabilities+y}
+then :
   enableval=$enable_suexec_capabilities;
 INSTALL_SUEXEC=caps
 
-$as_echo "#define AP_SUEXEC_CAPABILITIES 1" >>confdefs.h
+printf "%s\n" "#define AP_SUEXEC_CAPABILITIES 1" >>confdefs.h
 
 
 fi
@@ -40708,18 +42226,18 @@ AP_LIBS="$AP_LIBS `$apr_config --link-libtool --libs`"
 
 
 
-$as_echo "#define AP_USING_AUTOCONF 1" >>confdefs.h
+printf "%s\n" "#define AP_USING_AUTOCONF 1" >>confdefs.h
 
 
 if test "$SINGLE_LISTEN_UNSERIALIZED_ACCEPT" = "1"; then
 
-$as_echo "#define SINGLE_LISTEN_UNSERIALIZED_ACCEPT 1" >>confdefs.h
+printf "%s\n" "#define SINGLE_LISTEN_UNSERIALIZED_ACCEPT 1" >>confdefs.h
 
 fi
 
 if test "$AP_NONBLOCK_WHEN_MULTI_LISTEN" = "1"; then
 
-$as_echo "#define AP_NONBLOCK_WHEN_MULTI_LISTEN 1" >>confdefs.h
+printf "%s\n" "#define AP_NONBLOCK_WHEN_MULTI_LISTEN 1" >>confdefs.h
 
 fi
 
@@ -40736,23 +42254,26 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP_TRADITIONAL "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_define_APR_HAVE_IPV6=yes
-else
-  ac_cv_define_APR_HAVE_IPV6=no
+else case e in #(
+  e) ac_cv_define_APR_HAVE_IPV6=no ;;
+esac
 fi
-rm -f conftest*
+rm -rf conftest*
 
 CPPFLAGS=$apr_old_cppflags
 
 
 # Check whether --enable-v4-mapped was given.
-if test "${enable_v4_mapped+set}" = set; then :
+if test ${enable_v4_mapped+y}
+then :
   enableval=$enable_v4_mapped;
   v4mapped=$enableval
 
-else
-
+else case e in #(
+  e)
     case $host in
     *freebsd[1234].*)
         v4mapped=yes
@@ -40767,13 +42288,14 @@ else
     if ap_mpm_is_enabled winnt; then
                 v4mapped=no
     fi
-
+ ;;
+esac
 fi
 
 
 if test $v4mapped = "yes" -a $ac_cv_define_APR_HAVE_IPV6 = "yes"; then
 
-$as_echo "#define AP_ENABLE_V4_MAPPED 1" >>confdefs.h
+printf "%s\n" "#define AP_ENABLE_V4_MAPPED 1" >>confdefs.h
 
 fi
 
@@ -40803,12 +42325,12 @@ if test -d ./test/modules/http2; then
 
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Restore user-defined environment settings..." >&5
-$as_echo "$as_me: Restore user-defined environment settings..." >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Restore user-defined environment settings..." >&5
+printf "%s\n" "$as_me: Restore user-defined environment settings..." >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
 
 APACHE_CONF_SEL_CC=${CC}
 APACHE_CONF_SEL_CFLAGS="${CFLAGS} ${EXTRA_CFLAGS} ${NOTEST_CFLAGS}"
@@ -40932,12 +42454,12 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: Construct makefiles and header files..." >&5
-$as_echo "$as_me: Construct makefiles and header files..." >&6;}
-{ $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
-$as_echo "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: Construct makefiles and header files..." >&5
+printf "%s\n" "$as_me: Construct makefiles and header files..." >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: " >&5
+printf "%s\n" "$as_me: " >&6;}
 
 
 
@@ -41267,8 +42789,8 @@ $as_echo "$as_me: " >&6;}
 
   abs_srcdir="`(cd $srcdir && pwd)`"
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating config_vars.mk" >&5
-$as_echo "$as_me: creating config_vars.mk" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating config_vars.mk" >&5
+printf "%s\n" "$as_me: creating config_vars.mk" >&6;}
   test -d build || $mkdir_p build
   > build/config_vars.mk
   for i in $APACHE_VAR_SUBST; do
@@ -41290,19 +42812,13 @@ done
 ap_prefix="${ap_cur}"
 
 
-cat >>confdefs.h <<_ACEOF
-#define HTTPD_ROOT "${ap_prefix}"
-_ACEOF
+printf "%s\n" "#define HTTPD_ROOT \"${ap_prefix}\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SERVER_CONFIG_FILE "${rel_sysconfdir}/${progname}.conf"
-_ACEOF
+printf "%s\n" "#define SERVER_CONFIG_FILE \"${rel_sysconfdir}/${progname}.conf\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define AP_TYPES_CONFIG_FILE "${rel_sysconfdir}/mime.types"
-_ACEOF
+printf "%s\n" "#define AP_TYPES_CONFIG_FILE \"${rel_sysconfdir}/mime.types\"" >>confdefs.h
 
 
 perlbin=`$ac_aux_dir/PrintPath perl`
@@ -41346,8 +42862,8 @@ cat >confcache <<\_ACEOF
 # config.status only pays attention to the cache file if you give it
 # the --recheck option to rerun configure.
 #
-# `ac_cv_env_foo' variables (set or unset) will be overridden when
-# loading this file, other *unset* `ac_cv_foo' will be assigned the
+# 'ac_cv_env_foo' variables (set or unset) will be overridden when
+# loading this file, other *unset* 'ac_cv_foo' will be assigned the
 # following values.
 
 _ACEOF
@@ -41363,8 +42879,8 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -41377,14 +42893,14 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
   (set) 2>&1 |
     case $as_nl`(ac_space=' '; set) 2>&1` in #(
     *${as_nl}ac_space=\ *)
-      # `set' does not quote correctly, so add quotes: double-quote
+      # 'set' does not quote correctly, so add quotes: double-quote
       # substitution turns \\\\ into \\, and sed turns \\ into \.
       sed -n \
 	"s/'/'\\\\''/g;
 	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
       ;; #(
     *)
-      # `set' quotes correctly as required by POSIX, so do not add quotes.
+      # 'set' quotes correctly as required by POSIX, so do not add quotes.
       sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
       ;;
     esac |
@@ -41394,15 +42910,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      /^ac_cv_env_/b end
      t clear
      :clear
-     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+     s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/
      t end
      s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     if test "x$cache_file" != "x/dev/null"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-$as_echo "$as_me: updating cache $cache_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
       if test ! -f "$cache_file" || test -h "$cache_file"; then
 	cat confcache >"$cache_file"
       else
@@ -41416,8 +42932,8 @@ $as_echo "$as_me: updating cache $cache_file" >&6;}
       fi
     fi
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -41434,7 +42950,7 @@ U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
+  ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
   as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
@@ -41450,8 +42966,8 @@ LTLIBOBJS=$ac_ltlibobjs
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
-$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;}
 as_write_fail=0
 cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 #! $SHELL
@@ -41474,63 +42990,65 @@ cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
-  case `(set -o) 2>/dev/null` in #(
+else case e in #(
+  e) case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
   *) :
      ;;
+esac ;;
 esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -41539,13 +43057,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -41554,43 +43065,27 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
      ;;
 esac
-# We did not find ourselves, most probably we were run as `sh COMMAND'
+# We did not find ourselves, most probably we were run as 'sh COMMAND'
 # in which case we are not to be found in the path.
 if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
@@ -41603,9 +43098,9 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -41636,22 +43131,25 @@ as_fn_unset ()
   { eval $1=; unset $1;}
 }
 as_unset=as_fn_unset
+
 # as_fn_append VAR VALUE
 # ----------------------
 # Append the text in VALUE to the end of the definition contained in VAR. Take
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
-  as_fn_append ()
+else case e in #(
+  e) as_fn_append ()
   {
     eval $1=\$$1\$2
-  }
+  } ;;
+esac
 fi # as_fn_append
 
 # as_fn_arith ARG...
@@ -41659,16 +43157,18 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
-  as_fn_arith ()
+else case e in #(
+  e) as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
-  }
+  } ;;
+esac
 fi # as_fn_arith
 
 
@@ -41695,7 +43195,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -41717,6 +43217,10 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -41730,6 +43234,12 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -41741,9 +43251,9 @@ if (echo >conf$$.file) 2>/dev/null; then
   if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
     # ... but there are two gotchas:
-    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
+    # 1) On MSYS, both 'ln -s file dir' and 'ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; 'ln -s' creates a wrapper executable.
+    # In both cases, we have to default to 'cp -pR'.
     ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
       as_ln_s='cp -pR'
   elif ln conf$$.file conf$$ 2>/dev/null; then
@@ -41771,7 +43281,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -41780,7 +43290,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -41824,10 +43334,12 @@ as_test_x='test -x'
 as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
-as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_cpp="y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
+as_tr_cpp="eval sed '$as_sed_cpp'" # deprecated
 
 # Sed expression to map a string onto a valid variable name.
-as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+as_sed_sh="y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
+as_tr_sh="eval sed '$as_sed_sh'" # deprecated
 
 
 exec 6>&1
@@ -41843,7 +43355,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.72.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -41875,7 +43387,7 @@ _ACEOF
 
 cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 ac_cs_usage="\
-\`$as_me' instantiates files and other configuration actions
+'$as_me' instantiates files and other configuration actions
 from templates according to the current configuration.  Unless the files
 and actions are specified as TAGs, all are instantiated by default.
 
@@ -41905,14 +43417,16 @@ $config_commands
 Report bugs to the package provider."
 
 _ACEOF
+ac_cs_config=`printf "%s\n" "$ac_configure_args" | sed "$ac_safe_unquote"`
+ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"`
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
+ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.69,
+configured by $0, generated by GNU Autoconf 2.72,
   with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2023 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -41950,15 +43464,15 @@ do
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    $as_echo "$ac_cs_version"; exit ;;
+    printf "%s\n" "$ac_cs_version"; exit ;;
   --config | --confi | --conf | --con | --co | --c )
-    $as_echo "$ac_cs_config"; exit ;;
+    printf "%s\n" "$ac_cs_config"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     '') as_fn_error $? "missing file argument" ;;
     esac
     as_fn_append CONFIG_FILES " '$ac_optarg'"
@@ -41966,23 +43480,23 @@ do
   --header | --heade | --head | --hea )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     as_fn_append CONFIG_HEADERS " '$ac_optarg'"
     ac_need_defaults=false;;
   --he | --h)
     # Conflict between --help and --header
-    as_fn_error $? "ambiguous option: \`$1'
-Try \`$0 --help' for more information.";;
+    as_fn_error $? "ambiguous option: '$1'
+Try '$0 --help' for more information.";;
   --help | --hel | -h )
-    $as_echo "$ac_cs_usage"; exit ;;
+    printf "%s\n" "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) as_fn_error $? "unrecognized option: \`$1'
-Try \`$0 --help' for more information." ;;
+  -*) as_fn_error $? "unrecognized option: '$1'
+Try '$0 --help' for more information." ;;
 
   *) as_fn_append ac_config_targets " $1"
      ac_need_defaults=false ;;
@@ -42003,7 +43517,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
   set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
-  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
+  \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
   export CONFIG_SHELL
   exec "\$@"
@@ -42017,7 +43531,7 @@ exec 5>>config.log
   sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
 ## Running $as_me. ##
 _ASBOX
-  $as_echo "$ac_log"
+  printf "%s\n" "$ac_log"
 } >&5
 
 _ACEOF
@@ -42066,7 +43580,7 @@ do
     "build/config_vars.sh") CONFIG_FILES="$CONFIG_FILES build/config_vars.sh" ;;
     "default") CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
+  *) as_fn_error $? "invalid argument: '$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
@@ -42076,9 +43590,9 @@ done
 # We use the long form for the default assignment because of an extremely
 # bizarre bug on SunOS 4.1.3.
 if $ac_need_defaults; then
-  test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
-  test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
-  test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
+  test ${CONFIG_FILES+y} || CONFIG_FILES=$config_files
+  test ${CONFIG_HEADERS+y} || CONFIG_HEADERS=$config_headers
+  test ${CONFIG_COMMANDS+y} || CONFIG_COMMANDS=$config_commands
 fi
 
 # Have a temporary directory for convenience.  Make it in the build tree
@@ -42086,7 +43600,7 @@ fi
 # creating and moving files from /tmp can sometimes cause problems.
 # Hook for its removal unless debugging.
 # Note that there is a small window in which the directory will not be cleaned:
-# after its creation but before its name has been assigned to `$tmp'.
+# after its creation but before its name has been assigned to '$tmp'.
 $debug ||
 {
   tmp= ac_tmp=
@@ -42110,7 +43624,7 @@ ac_tmp=$tmp
 
 # Set up the scripts for CONFIG_FILES section.
 # No need to generate them if there are no CONFIG_FILES.
-# This happens for instance with `./config.status config.h'.
+# This happens for instance with './config.status config.h'.
 if test -n "$CONFIG_FILES"; then
 
 
@@ -42268,13 +43782,13 @@ fi # test -n "$CONFIG_FILES"
 
 # Set up the scripts for CONFIG_HEADERS section.
 # No need to generate them if there are no CONFIG_HEADERS.
-# This happens for instance with `./config.status Makefile'.
+# This happens for instance with './config.status Makefile'.
 if test -n "$CONFIG_HEADERS"; then
 cat >"$ac_tmp/defines.awk" <<\_ACAWK ||
 BEGIN {
 _ACEOF
 
-# Transform confdefs.h into an awk script `defines.awk', embedded as
+# Transform confdefs.h into an awk script 'defines.awk', embedded as
 # here-document in config.status, that substitutes the proper values into
 # config.h.in to produce config.h.
 
@@ -42384,7 +43898,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
+  :L* | :C*:*) as_fn_error $? "invalid tag '$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -42406,33 +43920,33 @@ do
       -) ac_f="$ac_tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
-	 # because $ac_f cannot contain `:'.
+	 # because $ac_f cannot contain ':'.
 	 test -f "$ac_f" ||
 	   case $ac_f in
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
+	   as_fn_error 1 "cannot find input file: '$ac_f'" "$LINENO" 5;;
       esac
-      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
     done
 
-    # Let's still pretend it is `configure' which instantiates (i.e., don't
+    # Let's still pretend it is 'configure' which instantiates (i.e., don't
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
     configure_input='Generated from '`
-	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	  printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
 	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
-$as_echo "$as_me: creating $ac_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+printf "%s\n" "$as_me: creating $ac_file" >&6;}
     fi
     # Neutralize special characters interpreted by sed in replacement strings.
     case $configure_input in #(
     *\&* | *\|* | *\\* )
-       ac_sed_conf_input=`$as_echo "$configure_input" |
+       ac_sed_conf_input=`printf "%s\n" "$configure_input" |
        sed 's/[\\\\&|]/\\\\&/g'`;; #(
     *) ac_sed_conf_input=$configure_input;;
     esac
@@ -42449,7 +43963,7 @@ $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
 	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$ac_file" |
+printf "%s\n" X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -42473,9 +43987,9 @@ $as_echo X"$ac_file" |
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -42528,8 +44042,8 @@ ac_sed_dataroot='
 case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   ac_datarootdir_hack='
@@ -42542,7 +44056,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 esac
 _ACEOF
 
-# Neutralize VPATH when `$srcdir' = `.'.
+# Neutralize VPATH when '$srcdir' = '.'.
 # Shell code in configure.ac might set extrasub.
 # FIXME: do we really want to maintain this feature?
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
@@ -42571,9 +44085,9 @@ test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
   { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
   { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
       "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable 'datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
-$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable 'datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
   rm -f "$ac_tmp/stdin"
@@ -42589,27 +44103,27 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   #
   if test x"$ac_file" != x-; then
     {
-      $as_echo "/* $configure_input  */" \
+      printf "%s\n" "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
     } >"$ac_tmp/config.h" \
       || as_fn_error $? "could not create $ac_file" "$LINENO" 5
     if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
-$as_echo "$as_me: $ac_file is unchanged" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
+printf "%s\n" "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
       mv "$ac_tmp/config.h" "$ac_file" \
 	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
     fi
   else
-    $as_echo "/* $configure_input  */" \
+    printf "%s\n" "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
       || as_fn_error $? "could not create -" "$LINENO" 5
   fi
  ;;
 
-  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
-$as_echo "$as_me: executing $ac_file commands" >&6;}
+  :C)  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
+printf "%s\n" "$as_me: executing $ac_file commands" >&6;}
  ;;
   esac
 
@@ -42650,11 +44164,11 @@ if test "$no_create" != yes; then
   $ac_cs_success || as_fn_exit 1
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
-$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: summary of build options:
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: summary of build options:
 
     Server Version: ${HTTPD_VERSION}
     Install prefix: ${prefix}
@@ -42665,7 +44179,7 @@ fi
     LIBS:           ${APACHE_CONF_SEL_LIBS}
     C preprocessor: ${APACHE_CONF_SEL_CPP}
 " >&5
-$as_echo "$as_me: summary of build options:
+printf "%s\n" "$as_me: summary of build options:
 
     Server Version: ${HTTPD_VERSION}
     Install prefix: ${prefix}
@@ -42676,3 +44190,4 @@ $as_echo "$as_me: summary of build options:
     LIBS:           ${APACHE_CONF_SEL_LIBS}
     C preprocessor: ${APACHE_CONF_SEL_CPP}
 " >&6;}
+
diff --git a/configure.in b/configure.in
index 751990b..8134a69 100644
--- a/configure.in
+++ b/configure.in
@@ -488,6 +488,28 @@ LIBS=""
 AC_SEARCH_LIBS(crypt, crypt)
 CRYPT_LIBS="$LIBS"
 APACHE_SUBST(CRYPT_LIBS)
+
+if test "$ac_cv_search_crypt" != "no"; then
+   # Test crypt() with the SHA-512 test vector from https://akkadia.org/drepper/SHA-crypt.txt
+   AC_CACHE_CHECK([whether crypt() supports SHA-2], [ap_cv_crypt_sha2], [
+    AC_RUN_IFELSE([AC_LANG_PROGRAM([[
+#include <crypt.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define PASSWD_0 "Hello world!"
+#define SALT_0 "\$6\$saltstring"
+#define EXPECT_0 "\$6\$saltstring\$svn8UoSVapNtMuq1ukKS4tPQd8iKwSMHWjl/O817G3uBnIFNjnQJu" \
+               "esI68u4OTLiBFdcbYEdFCoEOfaS35inz1"
+]], [char *result = crypt(PASSWD_0, SALT_0);
+     if (!result) return 1;
+     if (strcmp(result, EXPECT_0)) return 2;
+])], [ap_cv_crypt_sha2=yes], [ap_cv_crypt_sha2=no], [ap_cv_crypt_sha2=no])])
+   if test "$ap_cv_crypt_sha2" = yes; then
+     AC_DEFINE([HAVE_CRYPT_SHA2], 1, [Define if crypt() supports SHA-2 hashes])
+   fi
+fi
+
 LIBS="$saved_LIBS"
 
 dnl See Comment #Spoon
@@ -501,22 +523,26 @@ prctl \
 timegm \
 getpgid \
 fopen64 \
-getloadavg
+getloadavg \
+gettid
 )
 
 dnl confirm that a void pointer is large enough to store a long integer
 APACHE_CHECK_VOID_PTR_LEN
 
-AC_CACHE_CHECK([for gettid()], ac_cv_gettid,
+if test $ac_cv_func_gettid = no; then
+  # On Linux before glibc 2.30, gettid() is only usable via syscall()
+  AC_CACHE_CHECK([for gettid() via syscall], ap_cv_gettid,
 [AC_TRY_RUN(#define _GNU_SOURCE
 #include <unistd.h>
 #include <sys/syscall.h>
 #include <sys/types.h>
 int main(int argc, char **argv) {
 pid_t t = syscall(SYS_gettid); return t == -1 ? 1 : 0; },
-[ac_cv_gettid=yes], [ac_cv_gettid=no], [ac_cv_gettid=no])])
-if test "$ac_cv_gettid" = "yes"; then
-    AC_DEFINE(HAVE_GETTID, 1, [Define if you have gettid()])
+  [ap_cv_gettid=yes], [ap_cv_gettid=no], [ap_cv_gettid=no])])
+  if test "$ap_cv_gettid" = "yes"; then
+      AC_DEFINE(HAVE_SYS_GETTID, 1, [Define if you have gettid() via syscall()])
+  fi
 fi
 
 dnl ## Check for the tm_gmtoff field in struct tm to get the timezone diffs