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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /build/autoconf/acgeneral.m4
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--build/autoconf/acgeneral.m42607
1 files changed, 2607 insertions, 0 deletions
diff --git a/build/autoconf/acgeneral.m4 b/build/autoconf/acgeneral.m4
new file mode 100644
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+++ b/build/autoconf/acgeneral.m4
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+dnl Parameterized macros.
+dnl Requires GNU m4.
+dnl This file is part of Autoconf.
+dnl Copyright (C) 1992, 93, 94, 95, 96, 1998 Free Software Foundation, Inc.
+dnl
+dnl This program is free software; you can redistribute it and/or modify
+dnl it under the terms of the GNU General Public License as published by
+dnl the Free Software Foundation; either version 2, or (at your option)
+dnl any later version.
+dnl
+dnl This program is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+dnl GNU General Public License for more details.
+dnl
+dnl You should have received a copy of the GNU General Public License
+dnl along with this program; if not, write to the Free Software
+dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+dnl 02111-1307, USA.
+dnl
+dnl As a special exception, the Free Software Foundation gives unlimited
+dnl permission to copy, distribute and modify the configure scripts that
+dnl are the output of Autoconf. You need not follow the terms of the GNU
+dnl General Public License when using or distributing such scripts, even
+dnl though portions of the text of Autoconf appear in them. The GNU
+dnl General Public License (GPL) does govern all other use of the material
+dnl that constitutes the Autoconf program.
+dnl
+dnl Certain portions of the Autoconf source text are designed to be copied
+dnl (in certain cases, depending on the input) into the output of
+dnl Autoconf. We call these the "data" portions. The rest of the Autoconf
+dnl source text consists of comments plus executable code that decides which
+dnl of the data portions to output in any given case. We call these
+dnl comments and executable code the "non-data" portions. Autoconf never
+dnl copies any of the non-data portions into its output.
+dnl
+dnl This special exception to the GPL applies to versions of Autoconf
+dnl released by the Free Software Foundation. When you make and
+dnl distribute a modified version of Autoconf, you may extend this special
+dnl exception to the GPL to apply to your modified version as well, *unless*
+dnl your modified version has the potential to copy into its output some
+dnl of the text that was the non-data portion of the version that you started
+dnl with. (In other words, unless your change moves or copies text from
+dnl the non-data portions to the data portions.) If your modification has
+dnl such potential, you must delete any notice of this special exception
+dnl to the GPL from your modified version.
+dnl
+dnl Written by David MacKenzie, with help from
+dnl Franc,ois Pinard, Karl Berry, Richard Pixley, Ian Lance Taylor,
+dnl Roland McGrath, Noah Friedman, david d zuhn, and many others.
+dnl
+divert(-1)dnl Throw away output until AC_INIT is called.
+changequote([, ])
+
+define(AC_ACVERSION, 2.13)
+
+dnl Some old m4's don't support m4exit. But they provide
+dnl equivalent functionality by core dumping because of the
+dnl long macros we define.
+ifdef([__gnu__], , [errprint(Autoconf requires GNU m4.
+Install it before installing Autoconf or set the
+M4 environment variable to its path name.
+)m4exit(2)])
+
+undefine([eval])
+undefine([include])
+undefine([shift])
+undefine([format])
+
+
+dnl ### Defining macros
+
+
+dnl m4 output diversions. We let m4 output them all in order at the end,
+dnl except that we explicitly undivert AC_DIVERSION_SED, AC_DIVERSION_CMDS,
+dnl and AC_DIVERSION_ICMDS.
+
+dnl AC_DIVERSION_NOTICE - 1 (= 0) AC_REQUIRE'd #! /bin/sh line
+define(AC_DIVERSION_NOTICE, 1)dnl copyright notice & option help strings
+define(AC_DIVERSION_INIT, 2)dnl initialization code
+define(AC_DIVERSION_NORMAL_4, 3)dnl AC_REQUIRE'd code, 4 level deep
+define(AC_DIVERSION_NORMAL_3, 4)dnl AC_REQUIRE'd code, 3 level deep
+define(AC_DIVERSION_NORMAL_2, 5)dnl AC_REQUIRE'd code, 2 level deep
+define(AC_DIVERSION_NORMAL_1, 6)dnl AC_REQUIRE'd code, 1 level deep
+define(AC_DIVERSION_NORMAL, 7)dnl the tests and output code
+define(AC_DIVERSION_SED, 8)dnl variable substitutions in config.status
+define(AC_DIVERSION_CMDS, 9)dnl extra shell commands in config.status
+define(AC_DIVERSION_ICMDS, 10)dnl extra initialization in config.status
+
+dnl Change the diversion stream to STREAM, while stacking old values.
+dnl AC_DIVERT_PUSH(STREAM)
+define(AC_DIVERT_PUSH,
+[pushdef([AC_DIVERSION_CURRENT], $1)dnl
+divert(AC_DIVERSION_CURRENT)dnl
+])
+
+dnl Change the diversion stream to its previous value, unstacking it.
+dnl AC_DIVERT_POP()
+define(AC_DIVERT_POP,
+[popdef([AC_DIVERSION_CURRENT])dnl
+divert(AC_DIVERSION_CURRENT)dnl
+])
+
+dnl Initialize the diversion setup.
+define([AC_DIVERSION_CURRENT], AC_DIVERSION_NORMAL)
+dnl This will be popped by AC_REQUIRE in AC_INIT.
+pushdef([AC_DIVERSION_CURRENT], AC_DIVERSION_NOTICE)
+
+dnl The prologue for Autoconf macros.
+dnl AC_PRO(MACRO-NAME)
+define(AC_PRO,
+[define([AC_PROVIDE_$1], )dnl
+ifelse(AC_DIVERSION_CURRENT, AC_DIVERSION_NORMAL,
+[AC_DIVERT_PUSH(builtin(eval, AC_DIVERSION_CURRENT - 1))],
+[pushdef([AC_DIVERSION_CURRENT], AC_DIVERSION_CURRENT)])dnl
+])
+
+dnl The Epilogue for Autoconf macros.
+dnl AC_EPI()
+define(AC_EPI,
+[AC_DIVERT_POP()dnl
+ifelse(AC_DIVERSION_CURRENT, AC_DIVERSION_NORMAL,
+[undivert(AC_DIVERSION_NORMAL_4)dnl
+undivert(AC_DIVERSION_NORMAL_3)dnl
+undivert(AC_DIVERSION_NORMAL_2)dnl
+undivert(AC_DIVERSION_NORMAL_1)dnl
+])dnl
+])
+
+dnl Define a macro which automatically provides itself. Add machinery
+dnl so the macro automatically switches expansion to the diversion
+dnl stack if it is not already using it. In this case, once finished,
+dnl it will bring back all the code accumulated in the diversion stack.
+dnl This, combined with AC_REQUIRE, achieves the topological ordering of
+dnl macros. We don't use this macro to define some frequently called
+dnl macros that are not involved in ordering constraints, to save m4
+dnl processing.
+dnl AC_DEFUN(NAME, EXPANSION)
+define([AC_DEFUN],
+[define($1, [AC_PRO([$1])$2[]AC_EPI()])])
+
+
+dnl ### Initialization
+
+
+dnl AC_INIT_NOTICE()
+AC_DEFUN(AC_INIT_NOTICE,
+[# Guess values for system-dependent variables and create Makefiles.
+# Generated automatically using autoconf version] AC_ACVERSION [
+# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
+#
+# This configure script is free software; the Free Software Foundation
+# gives unlimited permission to copy, distribute and modify it.
+
+# Defaults:
+ac_help=
+ac_default_prefix=/usr/local
+[#] Any additions from configure.in:])
+
+dnl AC_PREFIX_DEFAULT(PREFIX)
+AC_DEFUN(AC_PREFIX_DEFAULT,
+[AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
+ac_default_prefix=$1
+AC_DIVERT_POP()])
+
+dnl AC_INIT_PARSE_ARGS()
+AC_DEFUN(AC_INIT_PARSE_ARGS,
+[
+# Initialize some variables set by options.
+# The variables have the same names as the options, with
+# dashes changed to underlines.
+build=NONE
+cache_file=./config.cache
+exec_prefix=NONE
+host=NONE
+no_create=
+nonopt=NONE
+no_recursion=
+prefix=NONE
+program_prefix=NONE
+program_suffix=NONE
+program_transform_name=s,x,x,
+silent=
+site=
+srcdir=
+target=NONE
+verbose=
+x_includes=NONE
+x_libraries=NONE
+dnl Installation directory options.
+dnl These are left unexpanded so users can "make install exec_prefix=/foo"
+dnl and all the variables that are supposed to be based on exec_prefix
+dnl by default will actually change.
+dnl Use braces instead of parens because sh, perl, etc. also accept them.
+bindir='${exec_prefix}/bin'
+sbindir='${exec_prefix}/sbin'
+libexecdir='${exec_prefix}/libexec'
+datadir='${prefix}/share'
+sysconfdir='${prefix}/etc'
+sharedstatedir='${prefix}/com'
+localstatedir='${prefix}/var'
+libdir='${exec_prefix}/lib'
+includedir='${prefix}/include'
+oldincludedir='/usr/include'
+infodir='${prefix}/info'
+mandir='${prefix}/man'
+
+# Initialize some other variables.
+subdirs=
+MFLAGS= MAKEFLAGS=
+SHELL=${CONFIG_SHELL-/bin/sh}
+# Maximum number of lines to put in a shell here document.
+ac_max_here_lines=12
+
+ac_prev=
+for ac_option
+do
+
+ # If the previous option needs an argument, assign it.
+ if test -n "$ac_prev"; then
+ eval "$ac_prev=\$ac_option"
+ ac_prev=
+ continue
+ fi
+
+ case "$ac_option" in
+changequote(, )dnl
+ -*=*) ac_optarg=`echo "$ac_option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
+changequote([, ])dnl
+ *) ac_optarg= ;;
+ esac
+
+ # Accept the important Cygnus configure options, so we can diagnose typos.
+
+ case "$ac_option" in
+
+ -bindir | --bindir | --bindi | --bind | --bin | --bi)
+ ac_prev=bindir ;;
+ -bindir=* | --bindir=* | --bindi=* | --bind=* | --bin=* | --bi=*)
+ bindir="$ac_optarg" ;;
+
+ -build | --build | --buil | --bui | --bu)
+ ac_prev=build ;;
+ -build=* | --build=* | --buil=* | --bui=* | --bu=*)
+ build="$ac_optarg" ;;
+
+ -cache-file | --cache-file | --cache-fil | --cache-fi \
+ | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+ ac_prev=cache_file ;;
+ -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+ | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
+ cache_file="$ac_optarg" ;;
+
+ -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
+ ac_prev=datadir ;;
+ -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
+ | --da=*)
+ datadir="$ac_optarg" ;;
+
+ -disable-* | --disable-*)
+ ac_feature=`echo $ac_option|sed -e 's/-*disable-//'`
+ # Reject names that are not valid shell variable names.
+changequote(, )dnl
+ if test -n "`echo $ac_feature| sed 's/[-a-zA-Z0-9_]//g'`"; then
+changequote([, ])dnl
+ AC_MSG_ERROR($ac_feature: invalid feature name)
+ fi
+ ac_feature=`echo $ac_feature| sed 's/-/_/g'`
+ eval "enable_${ac_feature}=no" ;;
+
+ -enable-* | --enable-*)
+ ac_feature=`echo $ac_option|sed -e 's/-*enable-//' -e 's/=.*//'`
+ # Reject names that are not valid shell variable names.
+changequote(, )dnl
+ if test -n "`echo $ac_feature| sed 's/[-_a-zA-Z0-9]//g'`"; then
+changequote([, ])dnl
+ AC_MSG_ERROR($ac_feature: invalid feature name)
+ fi
+ ac_feature=`echo $ac_feature| sed 's/-/_/g'`
+ case "$ac_option" in
+ *=*) ;;
+ *) ac_optarg=yes ;;
+ esac
+ eval "enable_${ac_feature}='$ac_optarg'" ;;
+
+ -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
+ | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
+ | --exec | --exe | --ex)
+ ac_prev=exec_prefix ;;
+ -exec-prefix=* | --exec_prefix=* | --exec-prefix=* | --exec-prefi=* \
+ | --exec-pref=* | --exec-pre=* | --exec-pr=* | --exec-p=* | --exec-=* \
+ | --exec=* | --exe=* | --ex=*)
+ exec_prefix="$ac_optarg" ;;
+
+ -gas | --gas | --ga | --g)
+ # Obsolete; use --with-gas.
+ with_gas=yes ;;
+
+ -help | --help | --hel | --he)
+ # Omit some internal or obsolete options to make the list less imposing.
+ # This message is too long to be a string in the A/UX 3.1 sh.
+ cat << EOF
+changequote(, )dnl
+Usage: configure [options] [host]
+Options: [defaults in brackets after descriptions]
+Configuration:
+ --cache-file=FILE cache test results in FILE
+ --help print this message
+ --no-create do not create output files
+ --quiet, --silent do not print \`checking...' messages
+ --version print the version of autoconf that created configure
+Directory and file names:
+ --prefix=PREFIX install architecture-independent files in PREFIX
+ [$ac_default_prefix]
+ --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX
+ [same as prefix]
+ --bindir=DIR user executables in DIR [EPREFIX/bin]
+ --sbindir=DIR system admin executables in DIR [EPREFIX/sbin]
+ --libexecdir=DIR program executables in DIR [EPREFIX/libexec]
+ --datadir=DIR read-only architecture-independent data in DIR
+ [PREFIX/share]
+ --sysconfdir=DIR read-only single-machine data in DIR [PREFIX/etc]
+ --sharedstatedir=DIR modifiable architecture-independent data in DIR
+ [PREFIX/com]
+ --localstatedir=DIR modifiable single-machine data in DIR [PREFIX/var]
+ --libdir=DIR object code libraries in DIR [EPREFIX/lib]
+ --includedir=DIR C header files in DIR [PREFIX/include]
+ --oldincludedir=DIR C header files for non-gcc in DIR [/usr/include]
+ --infodir=DIR info documentation in DIR [PREFIX/info]
+ --mandir=DIR man documentation in DIR [PREFIX/man]
+ --srcdir=DIR find the sources in DIR [configure dir or ..]
+ --program-prefix=PREFIX prepend PREFIX to installed program names
+ --program-suffix=SUFFIX append SUFFIX to installed program names
+ --program-transform-name=PROGRAM
+ run sed PROGRAM on installed program names
+EOF
+ cat << EOF
+Host type:
+ --build=BUILD configure for building on BUILD [BUILD=HOST]
+ --host=HOST configure for HOST [guessed]
+ --target=TARGET configure for TARGET [TARGET=HOST]
+Features and packages:
+ --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
+ --enable-FEATURE[=ARG] include FEATURE [ARG=yes]
+ --with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
+ --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
+ --x-includes=DIR X include files are in DIR
+ --x-libraries=DIR X library files are in DIR
+changequote([, ])dnl
+EOF
+ if test -n "$ac_help"; then
+ echo "--enable and --with options recognized:$ac_help"
+ fi
+ exit 0 ;;
+
+ -host | --host | --hos | --ho)
+ ac_prev=host ;;
+ -host=* | --host=* | --hos=* | --ho=*)
+ host="$ac_optarg" ;;
+
+ -includedir | --includedir | --includedi | --included | --include \
+ | --includ | --inclu | --incl | --inc)
+ ac_prev=includedir ;;
+ -includedir=* | --includedir=* | --includedi=* | --included=* | --include=* \
+ | --includ=* | --inclu=* | --incl=* | --inc=*)
+ includedir="$ac_optarg" ;;
+
+ -infodir | --infodir | --infodi | --infod | --info | --inf)
+ ac_prev=infodir ;;
+ -infodir=* | --infodir=* | --infodi=* | --infod=* | --info=* | --inf=*)
+ infodir="$ac_optarg" ;;
+
+ -libdir | --libdir | --libdi | --libd)
+ ac_prev=libdir ;;
+ -libdir=* | --libdir=* | --libdi=* | --libd=*)
+ libdir="$ac_optarg" ;;
+
+ -libexecdir | --libexecdir | --libexecdi | --libexecd | --libexec \
+ | --libexe | --libex | --libe)
+ ac_prev=libexecdir ;;
+ -libexecdir=* | --libexecdir=* | --libexecdi=* | --libexecd=* | --libexec=* \
+ | --libexe=* | --libex=* | --libe=*)
+ libexecdir="$ac_optarg" ;;
+
+ -localstatedir | --localstatedir | --localstatedi | --localstated \
+ | --localstate | --localstat | --localsta | --localst \
+ | --locals | --local | --loca | --loc | --lo)
+ ac_prev=localstatedir ;;
+ -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
+ | --localstate=* | --localstat=* | --localsta=* | --localst=* \
+ | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
+ localstatedir="$ac_optarg" ;;
+
+ -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
+ ac_prev=mandir ;;
+ -mandir=* | --mandir=* | --mandi=* | --mand=* | --man=* | --ma=* | --m=*)
+ mandir="$ac_optarg" ;;
+
+ -nfp | --nfp | --nf)
+ # Obsolete; use --without-fp.
+ with_fp=no ;;
+
+ -no-create | --no-create | --no-creat | --no-crea | --no-cre \
+ | --no-cr | --no-c)
+ no_create=yes ;;
+
+ -no-recursion | --no-recursion | --no-recursio | --no-recursi \
+ | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
+ no_recursion=yes ;;
+
+ -oldincludedir | --oldincludedir | --oldincludedi | --oldincluded \
+ | --oldinclude | --oldinclud | --oldinclu | --oldincl | --oldinc \
+ | --oldin | --oldi | --old | --ol | --o)
+ ac_prev=oldincludedir ;;
+ -oldincludedir=* | --oldincludedir=* | --oldincludedi=* | --oldincluded=* \
+ | --oldinclude=* | --oldinclud=* | --oldinclu=* | --oldincl=* | --oldinc=* \
+ | --oldin=* | --oldi=* | --old=* | --ol=* | --o=*)
+ oldincludedir="$ac_optarg" ;;
+
+ -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
+ ac_prev=prefix ;;
+ -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
+ prefix="$ac_optarg" ;;
+
+ -program-prefix | --program-prefix | --program-prefi | --program-pref \
+ | --program-pre | --program-pr | --program-p)
+ ac_prev=program_prefix ;;
+ -program-prefix=* | --program-prefix=* | --program-prefi=* \
+ | --program-pref=* | --program-pre=* | --program-pr=* | --program-p=*)
+ program_prefix="$ac_optarg" ;;
+
+ -program-suffix | --program-suffix | --program-suffi | --program-suff \
+ | --program-suf | --program-su | --program-s)
+ ac_prev=program_suffix ;;
+ -program-suffix=* | --program-suffix=* | --program-suffi=* \
+ | --program-suff=* | --program-suf=* | --program-su=* | --program-s=*)
+ program_suffix="$ac_optarg" ;;
+
+ -program-transform-name | --program-transform-name \
+ | --program-transform-nam | --program-transform-na \
+ | --program-transform-n | --program-transform- \
+ | --program-transform | --program-transfor \
+ | --program-transfo | --program-transf \
+ | --program-trans | --program-tran \
+ | --progr-tra | --program-tr | --program-t)
+ ac_prev=program_transform_name ;;
+ -program-transform-name=* | --program-transform-name=* \
+ | --program-transform-nam=* | --program-transform-na=* \
+ | --program-transform-n=* | --program-transform-=* \
+ | --program-transform=* | --program-transfor=* \
+ | --program-transfo=* | --program-transf=* \
+ | --program-trans=* | --program-tran=* \
+ | --progr-tra=* | --program-tr=* | --program-t=*)
+ program_transform_name="$ac_optarg" ;;
+
+ -q | -quiet | --quiet | --quie | --qui | --qu | --q \
+ | -silent | --silent | --silen | --sile | --sil)
+ silent=yes ;;
+
+ -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
+ ac_prev=sbindir ;;
+ -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
+ | --sbi=* | --sb=*)
+ sbindir="$ac_optarg" ;;
+
+ -sharedstatedir | --sharedstatedir | --sharedstatedi \
+ | --sharedstated | --sharedstate | --sharedstat | --sharedsta \
+ | --sharedst | --shareds | --shared | --share | --shar \
+ | --sha | --sh)
+ ac_prev=sharedstatedir ;;
+ -sharedstatedir=* | --sharedstatedir=* | --sharedstatedi=* \
+ | --sharedstated=* | --sharedstate=* | --sharedstat=* | --sharedsta=* \
+ | --sharedst=* | --shareds=* | --shared=* | --share=* | --shar=* \
+ | --sha=* | --sh=*)
+ sharedstatedir="$ac_optarg" ;;
+
+ -site | --site | --sit)
+ ac_prev=site ;;
+ -site=* | --site=* | --sit=*)
+ site="$ac_optarg" ;;
+
+ -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+ ac_prev=srcdir ;;
+ -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+ srcdir="$ac_optarg" ;;
+
+ -sysconfdir | --sysconfdir | --sysconfdi | --sysconfd | --sysconf \
+ | --syscon | --sysco | --sysc | --sys | --sy)
+ ac_prev=sysconfdir ;;
+ -sysconfdir=* | --sysconfdir=* | --sysconfdi=* | --sysconfd=* | --sysconf=* \
+ | --syscon=* | --sysco=* | --sysc=* | --sys=* | --sy=*)
+ sysconfdir="$ac_optarg" ;;
+
+ -target | --target | --targe | --targ | --tar | --ta | --t)
+ ac_prev=target ;;
+ -target=* | --target=* | --targe=* | --targ=* | --tar=* | --ta=* | --t=*)
+ target="$ac_optarg" ;;
+
+ -v | -verbose | --verbose | --verbos | --verbo | --verb)
+ verbose=yes ;;
+
+ -version | --version | --versio | --versi | --vers)
+ echo "configure generated by autoconf version AC_ACVERSION"
+ exit 0 ;;
+
+ -with-* | --with-*)
+ ac_package=`echo $ac_option|sed -e 's/-*with-//' -e 's/=.*//'`
+ # Reject names that are not valid shell variable names.
+changequote(, )dnl
+ if test -n "`echo $ac_package| sed 's/[-_a-zA-Z0-9]//g'`"; then
+changequote([, ])dnl
+ AC_MSG_ERROR($ac_package: invalid package name)
+ fi
+ ac_package=`echo $ac_package| sed 's/-/_/g'`
+ case "$ac_option" in
+ *=*) ;;
+ *) ac_optarg=yes ;;
+ esac
+ eval "with_${ac_package}='$ac_optarg'" ;;
+
+ -without-* | --without-*)
+ ac_package=`echo $ac_option|sed -e 's/-*without-//'`
+ # Reject names that are not valid shell variable names.
+changequote(, )dnl
+ if test -n "`echo $ac_package| sed 's/[-a-zA-Z0-9_]//g'`"; then
+changequote([, ])dnl
+ AC_MSG_ERROR($ac_package: invalid package name)
+ fi
+ ac_package=`echo $ac_package| sed 's/-/_/g'`
+ eval "with_${ac_package}=no" ;;
+
+ --x)
+ # Obsolete; use --with-x.
+ with_x=yes ;;
+
+ -x-includes | --x-includes | --x-include | --x-includ | --x-inclu \
+ | --x-incl | --x-inc | --x-in | --x-i)
+ ac_prev=x_includes ;;
+ -x-includes=* | --x-includes=* | --x-include=* | --x-includ=* | --x-inclu=* \
+ | --x-incl=* | --x-inc=* | --x-in=* | --x-i=*)
+ x_includes="$ac_optarg" ;;
+
+ -x-libraries | --x-libraries | --x-librarie | --x-librari \
+ | --x-librar | --x-libra | --x-libr | --x-lib | --x-li | --x-l)
+ ac_prev=x_libraries ;;
+ -x-libraries=* | --x-libraries=* | --x-librarie=* | --x-librari=* \
+ | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
+ x_libraries="$ac_optarg" ;;
+
+ -*) AC_MSG_ERROR([$ac_option: invalid option; use --help to show usage])
+ ;;
+
+ *)
+changequote(, )dnl
+ if test -n "`echo $ac_option| sed 's/[-a-z0-9.]//g'`"; then
+changequote([, ])dnl
+ AC_MSG_WARN($ac_option: invalid host type)
+ fi
+ if test "x$nonopt" != xNONE; then
+ AC_MSG_ERROR(can only configure for one host and one target at a time)
+ fi
+ nonopt="$ac_option"
+ ;;
+
+ esac
+done
+
+if test -n "$ac_prev"; then
+ AC_MSG_ERROR(missing argument to --`echo $ac_prev | sed 's/_/-/g'`)
+fi
+])
+
+dnl Try to have only one #! line, so the script doesn't look funny
+dnl for users of AC_REVISION.
+dnl AC_INIT_BINSH()
+AC_DEFUN(AC_INIT_BINSH,
+[#! /bin/sh
+])
+
+dnl AC_INIT(UNIQUE-FILE-IN-SOURCE-DIR)
+AC_DEFUN(AC_INIT,
+[sinclude(acsite.m4)dnl
+sinclude(./aclocal.m4)dnl
+AC_REQUIRE([AC_INIT_BINSH])dnl
+AC_INIT_NOTICE
+AC_DIVERT_POP()dnl to NORMAL
+AC_DIVERT_PUSH(AC_DIVERSION_INIT)dnl
+AC_INIT_PARSE_ARGS
+AC_INIT_PREPARE($1)dnl
+AC_DIVERT_POP()dnl to NORMAL
+])
+
+dnl AC_INIT_PREPARE(UNIQUE-FILE-IN-SOURCE-DIR)
+AC_DEFUN(AC_INIT_PREPARE,
+[trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
+
+# File descriptor usage:
+# 0 standard input
+# 1 file creation
+# 2 errors and warnings
+# 3 some systems may open it to /dev/tty
+# 4 used on the Kubota Titan
+define(AC_FD_MSG, 6)dnl
+[#] AC_FD_MSG checking for... messages and results
+define(AC_FD_CC, 5)dnl
+[#] AC_FD_CC compiler messages saved in config.log
+if test "$silent" = yes; then
+ exec AC_FD_MSG>/dev/null
+else
+ exec AC_FD_MSG>&1
+fi
+exec AC_FD_CC>./config.log
+
+echo "\
+This file contains any messages produced by compilers while
+running configure, to aid debugging if configure makes a mistake.
+" 1>&AC_FD_CC
+
+# Strip out --no-create and --no-recursion so they do not pile up.
+# Also quote any args containing shell metacharacters.
+ac_configure_args=
+for ac_arg
+do
+ case "$ac_arg" in
+ -no-create | --no-create | --no-creat | --no-crea | --no-cre \
+ | --no-cr | --no-c) ;;
+ -no-recursion | --no-recursion | --no-recursio | --no-recursi \
+ | --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
+changequote(<<, >>)dnl
+dnl If you change this globbing pattern, test it on an old shell --
+dnl it's sensitive. Putting any kind of quote in it causes syntax errors.
+ *" "*|*" "*|*[\[\]\~\<<#>>\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
+ ac_configure_args="$ac_configure_args '$ac_arg'" ;;
+changequote([, ])dnl
+ *) ac_configure_args="$ac_configure_args $ac_arg" ;;
+ esac
+done
+
+# NLS nuisances.
+# Only set these to C if already set. These must not be set unconditionally
+# because not all systems understand e.g. LANG=C (notably SCO).
+# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
+# Non-C LC_CTYPE values break the ctype check.
+if test "${LANG+set}" = set; then LANG=C; export LANG; fi
+if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
+if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
+if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
+
+# confdefs.h avoids OS command line length limits that DEFS can exceed.
+rm -rf conftest* confdefs.h
+# AIX cpp loses on an empty file, so make sure it contains at least a newline.
+echo > confdefs.h
+
+# A filename unique to this package, relative to the directory that
+# configure is in, which we can look for to find out if srcdir is correct.
+ac_unique_file=$1
+
+# Find the source files, if location was not specified.
+if test -z "$srcdir"; then
+ ac_srcdir_defaulted=yes
+ # Try the directory containing this script, then its parent.
+ ac_prog=[$]0
+changequote(, )dnl
+ ac_confdir=`echo $ac_prog|sed 's%/[^/][^/]*$%%'`
+changequote([, ])dnl
+ test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
+ srcdir=$ac_confdir
+ if test ! -r $srcdir/$ac_unique_file; then
+ srcdir=..
+ fi
+else
+ ac_srcdir_defaulted=no
+fi
+if test ! -r $srcdir/$ac_unique_file; then
+ if test "$ac_srcdir_defaulted" = yes; then
+ AC_MSG_ERROR(can not find sources in $ac_confdir or ..)
+ else
+ AC_MSG_ERROR(can not find sources in $srcdir)
+ fi
+fi
+dnl Double slashes in pathnames in object file debugging info
+dnl mess up M-x gdb in Emacs.
+changequote(, )dnl
+srcdir=`echo "${srcdir}" | sed 's%\([^/]\)/*$%\1%'`
+changequote([, ])dnl
+
+dnl Let the site file select an alternate cache file if it wants to.
+AC_SITE_LOAD
+AC_CACHE_LOAD
+AC_LANG_C
+dnl By default always use an empty string as the executable
+dnl extension. Only change it if the script calls AC_EXEEXT.
+ac_exeext=
+dnl By default assume that objects files use an extension of .o. Only
+dnl change it if the script calls AC_OBJEXT.
+ac_objext=o
+AC_PROG_ECHO_N
+dnl Substitute for predefined variables.
+AC_SUBST(SHELL)dnl
+AC_SUBST(CFLAGS)dnl
+AC_SUBST(CPPFLAGS)dnl
+AC_SUBST(CXXFLAGS)dnl
+AC_SUBST(FFLAGS)dnl
+AC_SUBST(DEFS)dnl
+AC_SUBST(LDFLAGS)dnl
+AC_SUBST(LIBS)dnl
+AC_SUBST(exec_prefix)dnl
+AC_SUBST(prefix)dnl
+AC_SUBST(program_transform_name)dnl
+dnl Installation directory options.
+AC_SUBST(bindir)dnl
+AC_SUBST(sbindir)dnl
+AC_SUBST(libexecdir)dnl
+AC_SUBST(datadir)dnl
+AC_SUBST(sysconfdir)dnl
+AC_SUBST(sharedstatedir)dnl
+AC_SUBST(localstatedir)dnl
+AC_SUBST(libdir)dnl
+AC_SUBST(includedir)dnl
+AC_SUBST(oldincludedir)dnl
+AC_SUBST(infodir)dnl
+AC_SUBST(mandir)dnl
+])
+
+
+dnl ### Selecting optional features
+
+
+dnl AC_ARG_ENABLE(FEATURE, HELP-STRING, ACTION-IF-TRUE [, ACTION-IF-FALSE])
+AC_DEFUN(AC_ARG_ENABLE,
+[AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
+ac_help="$ac_help
+[$2]"
+AC_DIVERT_POP()dnl
+[#] Check whether --enable-[$1] or --disable-[$1] was given.
+if test "[${enable_]patsubst([$1], -, _)+set}" = set; then
+ enableval="[$enable_]patsubst([$1], -, _)"
+ ifelse([$3], , :, [$3])
+ifelse([$4], , , [else
+ $4
+])dnl
+fi
+])
+
+AC_DEFUN(AC_ENABLE,
+[AC_OBSOLETE([$0], [; instead use AC_ARG_ENABLE])dnl
+AC_ARG_ENABLE([$1], [ --enable-$1], [$2], [$3])dnl
+])
+
+
+dnl ### Working with optional software
+
+
+dnl AC_ARG_WITH(PACKAGE, HELP-STRING, ACTION-IF-TRUE [, ACTION-IF-FALSE])
+AC_DEFUN(AC_ARG_WITH,
+[AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
+ac_help="$ac_help
+[$2]"
+AC_DIVERT_POP()dnl
+[#] Check whether --with-[$1] or --without-[$1] was given.
+if test "[${with_]patsubst([$1], -, _)+set}" = set; then
+ withval="[$with_]patsubst([$1], -, _)"
+ ifelse([$3], , :, [$3])
+ifelse([$4], , , [else
+ $4
+])dnl
+fi
+])
+
+AC_DEFUN(AC_WITH,
+[AC_OBSOLETE([$0], [; instead use AC_ARG_WITH])dnl
+AC_ARG_WITH([$1], [ --with-$1], [$2], [$3])dnl
+])
+
+
+dnl ### Transforming program names.
+
+
+dnl AC_ARG_PROGRAM()
+AC_DEFUN(AC_ARG_PROGRAM,
+[if test "$program_transform_name" = s,x,x,; then
+ program_transform_name=
+else
+ # Double any \ or $. echo might interpret backslashes.
+ cat <<\EOF_SED > conftestsed
+s,\\,\\\\,g; s,\$,$$,g
+EOF_SED
+ program_transform_name="`echo $program_transform_name|sed -f conftestsed`"
+ rm -f conftestsed
+fi
+test "$program_prefix" != NONE &&
+ program_transform_name="s,^,${program_prefix},; $program_transform_name"
+# Use a double $ so make ignores it.
+test "$program_suffix" != NONE &&
+ program_transform_name="s,\$\$,${program_suffix},; $program_transform_name"
+
+# sed with no file args requires a program.
+test "$program_transform_name" = "" && program_transform_name="s,x,x,"
+])
+
+
+dnl ### Version numbers
+
+
+dnl AC_REVISION(REVISION-INFO)
+AC_DEFUN(AC_REVISION,
+[AC_REQUIRE([AC_INIT_BINSH])dnl
+[# From configure.in] translit([$1], $")])
+
+dnl Subroutines of AC_PREREQ.
+
+dnl Change the dots in NUMBER into commas.
+dnl AC_PREREQ_SPLIT(NUMBER)
+define(AC_PREREQ_SPLIT,
+[translit($1, ., [, ])])
+
+dnl Default the ternary version number to 0 (e.g., 1, 7 -> 1, 7, 0).
+dnl AC_PREREQ_CANON(MAJOR, MINOR [,TERNARY])
+define(AC_PREREQ_CANON,
+[$1, $2, ifelse([$3], , 0, [$3])])
+
+dnl Complain and exit if version number 1 is less than version number 2.
+dnl PRINTABLE2 is the printable version of version number 2.
+dnl AC_PREREQ_COMPARE(MAJOR1, MINOR1, TERNARY1, MAJOR2, MINOR2, TERNARY2,
+dnl PRINTABLE2)
+define(AC_PREREQ_COMPARE,
+[ifelse(builtin([eval],
+[$3 + $2 * 1000 + $1 * 1000000 < $6 + $5 * 1000 + $4 * 1000000]), 1,
+[errprint(dnl
+FATAL ERROR: Autoconf version $7 or higher is required for this script
+)m4exit(3)])])
+
+dnl Complain and exit if the Autoconf version is less than VERSION.
+dnl AC_PREREQ(VERSION)
+define(AC_PREREQ,
+[AC_PREREQ_COMPARE(AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)),
+AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])), [$1])])
+
+
+dnl ### Getting the canonical system type
+
+
+dnl Find install-sh, config.sub, config.guess, and Cygnus configure
+dnl in directory DIR. These are auxiliary files used in configuration.
+dnl DIR can be either absolute or relative to $srcdir.
+dnl AC_CONFIG_AUX_DIR(DIR)
+AC_DEFUN(AC_CONFIG_AUX_DIR,
+[AC_CONFIG_AUX_DIRS($1 $srcdir/$1)])
+
+dnl The default is `$srcdir' or `$srcdir/..' or `$srcdir/../..'.
+dnl There's no need to call this macro explicitly; just AC_REQUIRE it.
+AC_DEFUN(AC_CONFIG_AUX_DIR_DEFAULT,
+[AC_CONFIG_AUX_DIRS($srcdir $srcdir/.. $srcdir/../..)])
+
+dnl Internal subroutine.
+dnl Search for the configuration auxiliary files in directory list $1.
+dnl We look only for install-sh, so users of AC_PROG_INSTALL
+dnl do not automatically need to distribute the other auxiliary files.
+dnl AC_CONFIG_AUX_DIRS(DIR ...)
+AC_DEFUN(AC_CONFIG_AUX_DIRS,
+[ac_aux_dir=
+for ac_dir in $1; 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="$ac_aux_dir/install.sh -c"
+ break
+ fi
+done
+if test -z "$ac_aux_dir"; then
+ AC_MSG_ERROR([can not find install-sh or install.sh in $1])
+fi
+ac_config_guess=$ac_aux_dir/config.guess
+ac_config_sub=$ac_aux_dir/config.sub
+ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
+AC_PROVIDE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
+])
+
+dnl Canonicalize the host, target, and build system types.
+AC_DEFUN(AC_CANONICAL_SYSTEM,
+[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
+AC_BEFORE([$0], [AC_ARG_PROGRAM])
+# Do some error checking and defaulting for the host and target type.
+# The inputs are:
+# configure --host=HOST --target=TARGET --build=BUILD NONOPT
+#
+# The rules are:
+# 1. You are not allowed to specify --host, --target, and nonopt at the
+# same time.
+# 2. Host defaults to nonopt.
+# 3. If nonopt is not specified, then host defaults to the current host,
+# as determined by config.guess.
+# 4. Target and build default to nonopt.
+# 5. If nonopt is not specified, then target and build default to host.
+
+# The aliases save the names the user supplied, while $host etc.
+# will get canonicalized.
+case $host---$target---$nonopt in
+NONE---*---* | *---NONE---* | *---*---NONE) ;;
+*) AC_MSG_ERROR(can only configure for one host and one target at a time) ;;
+esac
+
+AC_CANONICAL_HOST
+AC_CANONICAL_TARGET
+AC_CANONICAL_BUILD
+test "$host_alias" != "$target_alias" &&
+ test "$program_prefix$program_suffix$program_transform_name" = \
+ NONENONEs,x,x, &&
+ program_prefix=${target_alias}-
+])
+
+dnl Subroutines of AC_CANONICAL_SYSTEM.
+
+AC_DEFUN(AC_CANONICAL_HOST,
+[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
+
+# Make sure we can run config.sub.
+if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
+else AC_MSG_ERROR(can not run $ac_config_sub)
+fi
+
+AC_MSG_CHECKING(host system type)
+
+dnl Set host_alias.
+host_alias=$host
+case "$host_alias" in
+NONE)
+ case $nonopt in
+ NONE)
+ if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
+ else AC_MSG_ERROR(can not guess host type; you must specify one)
+ fi ;;
+ *) host_alias=$nonopt ;;
+ esac ;;
+esac
+
+dnl Set the other host vars.
+changequote(<<, >>)dnl
+host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
+host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+changequote([, ])dnl
+AC_MSG_RESULT($host)
+AC_SUBST(host)dnl
+AC_SUBST(host_alias)dnl
+AC_SUBST(host_cpu)dnl
+AC_SUBST(host_vendor)dnl
+AC_SUBST(host_os)dnl
+])
+
+dnl Internal use only.
+AC_DEFUN(AC_CANONICAL_TARGET,
+[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
+AC_MSG_CHECKING(target system type)
+
+dnl Set target_alias.
+target_alias=$target
+case "$target_alias" in
+NONE)
+ case $nonopt in
+ NONE) target_alias=$host_alias ;;
+ *) target_alias=$nonopt ;;
+ esac ;;
+esac
+
+dnl Set the other target vars.
+changequote(<<, >>)dnl
+target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
+target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+changequote([, ])dnl
+AC_MSG_RESULT($target)
+AC_SUBST(target)dnl
+AC_SUBST(target_alias)dnl
+AC_SUBST(target_cpu)dnl
+AC_SUBST(target_vendor)dnl
+AC_SUBST(target_os)dnl
+])
+
+dnl Internal use only.
+AC_DEFUN(AC_CANONICAL_BUILD,
+[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
+AC_MSG_CHECKING(build system type)
+
+dnl Set build_alias.
+build_alias=$build
+case "$build_alias" in
+NONE)
+ case $nonopt in
+ NONE) build_alias=$host_alias ;;
+ *) build_alias=$nonopt ;;
+ esac ;;
+esac
+
+dnl Set the other build vars.
+changequote(<<, >>)dnl
+build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
+build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+changequote([, ])dnl
+AC_MSG_RESULT($build)
+AC_SUBST(build)dnl
+AC_SUBST(build_alias)dnl
+AC_SUBST(build_cpu)dnl
+AC_SUBST(build_vendor)dnl
+AC_SUBST(build_os)dnl
+])
+
+
+dnl AC_VALIDATE_CACHED_SYSTEM_TUPLE[(cmd)]
+dnl if the cache file is inconsistent with the current host,
+dnl target and build system types, execute CMD or print a default
+dnl error message.
+AC_DEFUN(AC_VALIDATE_CACHED_SYSTEM_TUPLE, [
+ AC_REQUIRE([AC_CANONICAL_SYSTEM])
+ AC_MSG_CHECKING([cached system tuple])
+ if { test x"${ac_cv_host_system_type+set}" = x"set" &&
+ test x"$ac_cv_host_system_type" != x"$host"; } ||
+ { test x"${ac_cv_build_system_type+set}" = x"set" &&
+ test x"$ac_cv_build_system_type" != x"$build"; } ||
+ { test x"${ac_cv_target_system_type+set}" = x"set" &&
+ test x"$ac_cv_target_system_type" != x"$target"; }; then
+ AC_MSG_RESULT([different])
+ ifelse($#, 1, [$1],
+ [AC_MSG_ERROR([remove config.cache and re-run configure])])
+ else
+ AC_MSG_RESULT(ok)
+ fi
+ ac_cv_host_system_type="$host"
+ ac_cv_build_system_type="$build"
+ ac_cv_target_system_type="$target"
+])
+
+
+dnl ### Caching test results
+
+
+dnl Look for site or system specific initialization scripts.
+dnl AC_SITE_LOAD()
+define(AC_SITE_LOAD,
+[# Prefer explicitly selected file to automatically selected ones.
+if test -z "$CONFIG_SITE"; then
+ if test "x$prefix" != xNONE; then
+ CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
+ else
+ CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
+ fi
+fi
+for ac_site_file in $CONFIG_SITE; do
+ if test -r "$ac_site_file"; then
+ echo "loading site script $ac_site_file"
+ . "$ac_site_file"
+ fi
+done
+])
+
+dnl AC_CACHE_LOAD()
+define(AC_CACHE_LOAD,
+[if test -r "$cache_file"; then
+ echo "loading cache $cache_file"
+ . $cache_file
+else
+ echo "creating cache $cache_file"
+ > $cache_file
+fi
+])
+
+dnl AC_CACHE_SAVE()
+define(AC_CACHE_SAVE,
+[cat > confcache <<\EOF
+# This file is a shell script that caches the results of configure
+# tests run on this system so they can be shared between configure
+# scripts and configure runs. It is not useful on other systems.
+# If it contains results you don't want to keep, you may remove or edit it.
+#
+# By default, configure uses ./config.cache as the cache file,
+# creating it if it does not exist already. You can give configure
+# the --cache-file=FILE option to use a different cache file; that is
+# what configure does when it calls configure scripts in
+# subdirectories, so they share the cache.
+# Giving --cache-file=/dev/null disables caching, for debugging configure.
+# config.status only pays attention to the cache file if you give it the
+# --recheck option to rerun configure.
+#
+EOF
+dnl Allow a site initialization script to override cache values.
+# The following way of writing the cache mishandles newlines in values,
+# but we know of no workaround that is simple, portable, and efficient.
+# So, don't put newlines in cache variables' values.
+# Ultrix sh set writes to stderr and can't be redirected directly,
+# and sets the high bit in the cache file unless we assign to the vars.
+changequote(, )dnl
+(set) 2>&1 |
+ case `(ac_space=' '; set | grep ac_space) 2>&1` in
+ *ac_space=\ *)
+ # `set' does not quote correctly, so add quotes (double-quote substitution
+ # turns \\\\ into \\, and sed turns \\ into \).
+ sed -n \
+ -e "s/'/'\\\\''/g" \
+ -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
+ ;;
+ *)
+ # `set' quotes correctly as required by POSIX, so do not add quotes.
+ sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
+ ;;
+ esac >> confcache
+changequote([, ])dnl
+if cmp -s $cache_file confcache; then
+ :
+else
+ if test -w $cache_file; then
+ echo "updating cache $cache_file"
+ cat confcache > $cache_file
+ else
+ echo "not updating unwritable cache $cache_file"
+ fi
+fi
+rm -f confcache
+])
+
+dnl The name of shell var CACHE-ID must contain `_cv_' in order to get saved.
+dnl AC_CACHE_VAL(CACHE-ID, COMMANDS-TO-SET-IT)
+define(AC_CACHE_VAL,
+[dnl We used to use the below line, but it fails if the 1st arg is a
+dnl shell variable, so we need the eval.
+dnl if test "${$1+set}" = set; then
+dnl the '' avoids an AIX 4.1 sh bug ("invalid expansion").
+if eval "test \"`echo '$''{'$1'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&AC_FD_MSG
+else
+ $2
+fi
+])
+
+dnl AC_CACHE_CHECK(MESSAGE, CACHE-ID, COMMANDS)
+define(AC_CACHE_CHECK,
+[AC_MSG_CHECKING([$1])
+AC_CACHE_VAL([$2], [$3])
+AC_MSG_RESULT([$]$2)])
+
+
+dnl ### Defining symbols
+
+
+dnl Set VARIABLE to VALUE, verbatim, or 1.
+dnl AC_DEFINE(VARIABLE [, VALUE])
+define(AC_DEFINE,
+[cat >> confdefs.h <<\EOF
+[#define] $1 ifelse($#, 2, [$2], $#, 3, [$2], 1)
+EOF
+])
+
+dnl Similar, but perform shell substitutions $ ` \ once on VALUE.
+define(AC_DEFINE_UNQUOTED,
+[cat >> confdefs.h <<EOF
+[#define] $1 ifelse($#, 2, [$2], $#, 3, [$2], 1)
+EOF
+])
+
+
+dnl ### Setting output variables
+
+
+dnl This macro protects VARIABLE from being diverted twice
+dnl if this macro is called twice for it.
+dnl AC_SUBST(VARIABLE)
+define(AC_SUBST,
+[ifdef([AC_SUBST_$1], ,
+[define([AC_SUBST_$1], )dnl
+AC_DIVERT_PUSH(AC_DIVERSION_SED)dnl
+s%@$1@%[$]$1%g
+AC_DIVERT_POP()dnl
+])])
+
+dnl AC_SUBST_FILE(VARIABLE)
+define(AC_SUBST_FILE,
+[ifdef([AC_SUBST_$1], ,
+[define([AC_SUBST_$1], )dnl
+AC_DIVERT_PUSH(AC_DIVERSION_SED)dnl
+/@$1@/r [$]$1
+s%@$1@%%g
+AC_DIVERT_POP()dnl
+])])
+
+
+dnl ### Printing messages
+
+
+dnl AC_MSG_CHECKING(FEATURE-DESCRIPTION)
+define(AC_MSG_CHECKING,
+[echo $ac_n "checking $1""... $ac_c" 1>&AC_FD_MSG
+echo "configure:__oline__: checking $1" >&AC_FD_CC])
+
+dnl AC_CHECKING(FEATURE-DESCRIPTION)
+define(AC_CHECKING,
+[echo "checking $1" 1>&AC_FD_MSG
+echo "configure:__oline__: checking $1" >&AC_FD_CC])
+
+dnl AC_MSG_RESULT(RESULT-DESCRIPTION)
+define(AC_MSG_RESULT,
+[echo "$ac_t""$1" 1>&AC_FD_MSG])
+
+dnl AC_VERBOSE(RESULT-DESCRIPTION)
+define(AC_VERBOSE,
+[AC_OBSOLETE([$0], [; instead use AC_MSG_RESULT])dnl
+echo " $1" 1>&AC_FD_MSG])
+
+dnl AC_MSG_WARN(PROBLEM-DESCRIPTION)
+define(AC_MSG_WARN,
+[echo "configure: warning: $1" 1>&2])
+
+dnl AC_MSG_ERROR(ERROR-DESCRIPTION)
+define(AC_MSG_ERROR,
+[{ echo "configure: error: $1" 1>&2; exit 1; }])
+
+
+dnl ### Selecting which language to use for testing
+
+
+dnl AC_LANG_C()
+AC_DEFUN(AC_LANG_C,
+[define([AC_LANG], [C])dnl
+ac_ext=c
+# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&AC_FD_CC'
+ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC'
+cross_compiling=$ac_cv_prog_cc_cross
+])
+
+dnl AC_LANG_CPLUSPLUS()
+AC_DEFUN(AC_LANG_CPLUSPLUS,
+[define([AC_LANG], [CPLUSPLUS])dnl
+ac_ext=C
+# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&AC_FD_CC'
+ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC'
+cross_compiling=$ac_cv_prog_cxx_cross
+])
+
+dnl AC_LANG_FORTRAN77()
+AC_DEFUN(AC_LANG_FORTRAN77,
+[define([AC_LANG], [FORTRAN77])dnl
+ac_ext=f
+ac_compile='${F77-f77} -c $FFLAGS conftest.$ac_ext 1>&AC_FD_CC'
+ac_link='${F77-f77} -o conftest${ac_exeext} $FFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&AC_FD_CC'
+cross_compiling=$ac_cv_prog_f77_cross
+])
+
+dnl Push the current language on a stack.
+dnl AC_LANG_SAVE()
+define(AC_LANG_SAVE,
+[pushdef([AC_LANG_STACK], AC_LANG)])
+
+dnl Restore the current language from the stack.
+dnl AC_LANG_RESTORE()
+pushdef([AC_LANG_RESTORE],
+[ifelse(AC_LANG_STACK, [C], [AC_LANG_C],dnl
+AC_LANG_STACK, [CPLUSPLUS], [AC_LANG_CPLUSPLUS],dnl
+AC_LANG_STACK, [FORTRAN77], [AC_LANG_FORTRAN77])[]popdef([AC_LANG_STACK])])
+
+
+dnl ### Compiler-running mechanics
+
+
+dnl The purpose of this macro is to "configure:123: command line"
+dnl written into config.log for every test run.
+dnl AC_TRY_EVAL(VARIABLE)
+AC_DEFUN(AC_TRY_EVAL,
+[{ (eval echo configure:__oline__: \"[$]$1\") 1>&AC_FD_CC; dnl
+(eval [$]$1) 2>&AC_FD_CC; }])
+
+dnl AC_TRY_COMMAND(COMMAND)
+AC_DEFUN(AC_TRY_COMMAND,
+[{ ac_try='$1'; AC_TRY_EVAL(ac_try); }])
+
+
+dnl ### Dependencies between macros
+
+
+dnl AC_BEFORE(THIS-MACRO-NAME, CALLED-MACRO-NAME)
+define(AC_BEFORE,
+[ifdef([AC_PROVIDE_$2], [errprint(__file__:__line__: [$2 was called before $1
+])])])
+
+dnl AC_REQUIRE(MACRO-NAME)
+define(AC_REQUIRE,
+[ifdef([AC_PROVIDE_$1], ,
+[AC_DIVERT_PUSH(builtin(eval, AC_DIVERSION_CURRENT - 1))dnl
+indir([$1])
+AC_DIVERT_POP()dnl
+])])
+
+dnl AC_PROVIDE(MACRO-NAME)
+define(AC_PROVIDE,
+[define([AC_PROVIDE_$1], )])
+
+dnl AC_OBSOLETE(THIS-MACRO-NAME [, SUGGESTION])
+define(AC_OBSOLETE,
+[errprint(__file__:__line__: warning: [$1] is obsolete[$2]
+)])
+
+
+dnl ### Checking for programs
+
+
+dnl AC_CHECK_PROG(VARIABLE, PROG-TO-CHECK-FOR, VALUE-IF-FOUND
+dnl [, [VALUE-IF-NOT-FOUND] [, [PATH] [, [REJECT]]]])
+AC_DEFUN(AC_CHECK_PROG,
+[# Extract the first word of "$2", so it can be a program name with args.
+set dummy $2; ac_word=[$]2
+AC_MSG_CHECKING([for $ac_word])
+AC_CACHE_VAL(ac_cv_prog_$1,
+[if test -n "[$]$1"; then
+ ac_cv_prog_$1="[$]$1" # Let the user override the test.
+else
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
+ifelse([$6], , , [ ac_prog_rejected=no
+])dnl
+dnl $ac_dummy forces splitting on constant user-supplied paths.
+dnl POSIX.2 word splitting is done only on the output of word expansions,
+dnl not every word. This closes a longstanding sh security hole.
+ ac_dummy="ifelse([$5], , $PATH, [$5])"
+ for ac_dir in $ac_dummy; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/$ac_word; then
+ifelse([$6], , , dnl
+[ if test "[$ac_dir/$ac_word]" = "$6"; then
+ ac_prog_rejected=yes
+ continue
+ fi
+])dnl
+ ac_cv_prog_$1="$3"
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+ifelse([$6], , , [if test $ac_prog_rejected = yes; then
+ # We found a bogon in the path, so make sure we never use it.
+ set dummy [$]ac_cv_prog_$1
+ shift
+ if test [$]# -gt 0; then
+ # We chose a different compiler from the bogus one.
+ # However, it has the same basename, so the bogon will be chosen
+ # first if we set $1 to just the basename; use the full file name.
+ shift
+ set dummy "$ac_dir/$ac_word" "[$]@"
+ shift
+ ac_cv_prog_$1="[$]@"
+ifelse([$2], [$4], dnl
+[ else
+ # Default is a loser.
+ AC_MSG_ERROR([$1=$6 unacceptable, but no other $4 found in dnl
+ifelse([$5], , [\$]PATH, [$5])])
+])dnl
+ fi
+fi
+])dnl
+dnl If no 4th arg is given, leave the cache variable unset,
+dnl so AC_CHECK_PROGS will keep looking.
+ifelse([$4], , , [ test -z "[$]ac_cv_prog_$1" && ac_cv_prog_$1="$4"
+])dnl
+fi])dnl
+$1="$ac_cv_prog_$1"
+if test -n "[$]$1"; then
+ AC_MSG_RESULT([$]$1)
+else
+ AC_MSG_RESULT(no)
+fi
+AC_SUBST($1)dnl
+])
+
+dnl AC_PATH_PROG(VARIABLE, PROG-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND [, PATH]])
+AC_DEFUN(AC_PATH_PROG,
+[# Extract the first word of "$2", so it can be a program name with args.
+set dummy $2; ac_word=[$]2
+AC_MSG_CHECKING([for $ac_word])
+AC_CACHE_VAL(ac_cv_path_$1,
+[case "[$]$1" in
+ /*)
+ ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
+ ;;
+ ?:/*)
+ ac_cv_path_$1="[$]$1" # Let the user override the test with a dos path.
+ ;;
+ *)
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
+dnl $ac_dummy forces splitting on constant user-supplied paths.
+dnl POSIX.2 word splitting is done only on the output of word expansions,
+dnl not every word. This closes a longstanding sh security hole.
+ ac_dummy="ifelse([$4], , $PATH, [$4])"
+ for ac_dir in $ac_dummy; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/$ac_word; then
+ ac_cv_path_$1="$ac_dir/$ac_word"
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+dnl If no 3rd arg is given, leave the cache variable unset,
+dnl so AC_PATH_PROGS will keep looking.
+ifelse([$3], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$3"
+])dnl
+ ;;
+esac])dnl
+$1="$ac_cv_path_$1"
+if test -n "[$]$1"; then
+ AC_MSG_RESULT([$]$1)
+else
+ AC_MSG_RESULT(no)
+fi
+AC_SUBST($1)dnl
+])
+
+dnl AC_CHECK_PROGS(VARIABLE, PROGS-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND
+dnl [, PATH]])
+AC_DEFUN(AC_CHECK_PROGS,
+[for ac_prog in $2
+do
+AC_CHECK_PROG($1, [$]ac_prog, [$]ac_prog, , $4)
+test -n "[$]$1" && break
+done
+ifelse([$3], , , [test -n "[$]$1" || $1="$3"
+])])
+
+dnl AC_PATH_PROGS(VARIABLE, PROGS-TO-CHECK-FOR [, VALUE-IF-NOT-FOUND
+dnl [, PATH]])
+AC_DEFUN(AC_PATH_PROGS,
+[for ac_prog in $2
+do
+AC_PATH_PROG($1, [$]ac_prog, , $4)
+test -n "[$]$1" && break
+done
+ifelse([$3], , , [test -n "[$]$1" || $1="$3"
+])])
+
+dnl Internal subroutine.
+AC_DEFUN(AC_CHECK_TOOL_PREFIX,
+[AC_REQUIRE([AC_CANONICAL_HOST])AC_REQUIRE([AC_CANONICAL_BUILD])dnl
+if test $host != $build; then
+ ac_tool_prefix=${host_alias}-
+else
+ ac_tool_prefix=
+fi
+])
+
+dnl AC_CHECK_TOOL(VARIABLE, PROG-TO-CHECK-FOR[, VALUE-IF-NOT-FOUND [, PATH]])
+AC_DEFUN(AC_CHECK_TOOL,
+[AC_REQUIRE([AC_CHECK_TOOL_PREFIX])dnl
+AC_CHECK_PROG($1, ${ac_tool_prefix}$2, ${ac_tool_prefix}$2,
+ ifelse([$3], , [$2], ), $4)
+ifelse([$3], , , [
+if test -z "$ac_cv_prog_$1"; then
+if test -n "$ac_tool_prefix"; then
+ AC_CHECK_PROG($1, $2, $2, $3)
+else
+ $1="$3"
+fi
+fi])
+])
+
+dnl Guess the value for the `prefix' variable by looking for
+dnl the argument program along PATH and taking its parent.
+dnl Example: if the argument is `gcc' and we find /usr/local/gnu/bin/gcc,
+dnl set `prefix' to /usr/local/gnu.
+dnl This comes too late to find a site file based on the prefix,
+dnl and it might use a cached value for the path.
+dnl No big loss, I think, since most configures don't use this macro anyway.
+dnl AC_PREFIX_PROGRAM(PROGRAM)
+AC_DEFUN(AC_PREFIX_PROGRAM,
+[if test "x$prefix" = xNONE; then
+changequote(<<, >>)dnl
+define(<<AC_VAR_NAME>>, translit($1, [a-z], [A-Z]))dnl
+changequote([, ])dnl
+dnl We reimplement AC_MSG_CHECKING (mostly) to avoid the ... in the middle.
+echo $ac_n "checking for prefix by $ac_c" 1>&AC_FD_MSG
+AC_PATH_PROG(AC_VAR_NAME, $1)
+changequote(<<, >>)dnl
+ if test -n "$ac_cv_path_<<>>AC_VAR_NAME"; then
+ prefix=`echo $ac_cv_path_<<>>AC_VAR_NAME|sed 's%/[^/][^/]*//*[^/][^/]*$%%'`
+changequote([, ])dnl
+ fi
+fi
+undefine([AC_VAR_NAME])dnl
+])
+
+dnl Try to compile, link and execute TEST-PROGRAM. Set WORKING-VAR to
+dnl `yes' if the current compiler works, otherwise set it ti `no'. Set
+dnl CROSS-VAR to `yes' if the compiler and linker produce non-native
+dnl executables, otherwise set it to `no'. Before calling
+dnl `AC_TRY_COMPILER()', call `AC_LANG_*' to set-up for the right
+dnl language.
+dnl
+dnl AC_TRY_COMPILER(TEST-PROGRAM, WORKING-VAR, CROSS-VAR)
+AC_DEFUN(AC_TRY_COMPILER,
+[cat > conftest.$ac_ext << EOF
+ifelse(AC_LANG, [FORTRAN77], ,
+[
+[#]line __oline__ "configure"
+#include "confdefs.h"
+])
+[$1]
+EOF
+if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
+ [$2]=yes
+ # If we can't run a trivial program, we are probably using a cross compiler.
+ if (./conftest; exit) 2>/dev/null; then
+ [$3]=no
+ else
+ [$3]=yes
+ fi
+else
+ echo "configure: failed program was:" >&AC_FD_CC
+ cat conftest.$ac_ext >&AC_FD_CC
+ [$2]=no
+fi
+rm -fr conftest*])
+
+
+dnl ### Checking for libraries
+
+
+dnl AC_TRY_LINK_FUNC(func, action-if-found, action-if-not-found)
+dnl Try to link a program that calls FUNC, handling GCC builtins. If
+dnl the link succeeds, execute ACTION-IF-FOUND; otherwise, execute
+dnl ACTION-IF-NOT-FOUND.
+
+AC_DEFUN(AC_TRY_LINK_FUNC,
+AC_TRY_LINK(dnl
+ifelse([$1], [main], , dnl Avoid conflicting decl of main.
+[/* Override any gcc2 internal prototype to avoid an error. */
+]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
+extern "C"
+#endif
+])dnl
+[/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $1();
+]),
+[$1()],
+[$2],
+[$3]))
+
+
+dnl AC_SEARCH_LIBS(FUNCTION, SEARCH-LIBS [, ACTION-IF-FOUND
+dnl [, ACTION-IF-NOT-FOUND [, OTHER-LIBRARIES]]])
+dnl Search for a library defining FUNC, if it's not already available.
+
+AC_DEFUN(AC_SEARCH_LIBS,
+[AC_PREREQ([2.13])
+AC_CACHE_CHECK([for library containing $1], [ac_cv_search_$1],
+[ac_func_search_save_LIBS="$LIBS"
+ac_cv_search_$1="no"
+AC_TRY_LINK_FUNC([$1], [ac_cv_search_$1="none required"])
+test "$ac_cv_search_$1" = "no" && for i in $2; do
+LIBS="-l$i $5 $ac_func_search_save_LIBS"
+AC_TRY_LINK_FUNC([$1],
+[ac_cv_search_$1="-l$i"
+break])
+done
+LIBS="$ac_func_search_save_LIBS"])
+if test "$ac_cv_search_$1" != "no"; then
+ test "$ac_cv_search_$1" = "none required" || LIBS="$ac_cv_search_$1 $LIBS"
+ $3
+else :
+ $4
+fi])
+
+
+
+dnl AC_CHECK_LIB(LIBRARY, FUNCTION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
+dnl [, OTHER-LIBRARIES]]])
+AC_DEFUN(AC_CHECK_LIB,
+[AC_MSG_CHECKING([for $2 in -l$1])
+dnl Use a cache variable name containing both the library and function name,
+dnl because the test really is for library $1 defining function $2, not
+dnl just for library $1. Separate tests with the same $1 and different $2s
+dnl may have different results.
+ac_lib_var=`echo $1['_']$2 | sed 'y%./+-%__p_%'`
+AC_CACHE_VAL(ac_cv_lib_$ac_lib_var,
+[ac_save_LIBS="$LIBS"
+LIBS="-l$1 $5 $LIBS"
+AC_TRY_LINK(dnl
+ifelse(AC_LANG, [FORTRAN77], ,
+ifelse([$2], [main], , dnl Avoid conflicting decl of main.
+[/* Override any gcc2 internal prototype to avoid an error. */
+]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
+extern "C"
+#endif
+])dnl
+[/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $2();
+])),
+ [$2()],
+ eval "ac_cv_lib_$ac_lib_var=yes",
+ eval "ac_cv_lib_$ac_lib_var=no")
+LIBS="$ac_save_LIBS"
+])dnl
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ AC_MSG_RESULT(yes)
+ ifelse([$3], ,
+[changequote(, )dnl
+ ac_tr_lib=HAVE_LIB`echo $1 | sed -e 's/[^a-zA-Z0-9_]/_/g' \
+ -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
+changequote([, ])dnl
+ AC_DEFINE_UNQUOTED($ac_tr_lib)
+ LIBS="-l$1 $LIBS"
+], [$3])
+else
+ AC_MSG_RESULT(no)
+ifelse([$4], , , [$4
+])dnl
+fi
+])
+
+dnl AC_HAVE_LIBRARY(LIBRARY, [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
+dnl [, OTHER-LIBRARIES]]])
+AC_DEFUN(AC_HAVE_LIBRARY,
+[AC_OBSOLETE([$0], [; instead use AC_CHECK_LIB])dnl
+changequote(<<, >>)dnl
+define(<<AC_LIB_NAME>>, dnl
+patsubst(patsubst($1, <<lib\([^\.]*\)\.a>>, <<\1>>), <<-l>>, <<>>))dnl
+define(<<AC_CV_NAME>>, ac_cv_lib_<<>>AC_LIB_NAME)dnl
+changequote([, ])dnl
+AC_MSG_CHECKING([for -l[]AC_LIB_NAME])
+AC_CACHE_VAL(AC_CV_NAME,
+[ac_save_LIBS="$LIBS"
+LIBS="-l[]AC_LIB_NAME[] $4 $LIBS"
+AC_TRY_LINK( , [main()], AC_CV_NAME=yes, AC_CV_NAME=no)
+LIBS="$ac_save_LIBS"
+])dnl
+AC_MSG_RESULT($AC_CV_NAME)
+if test "$AC_CV_NAME" = yes; then
+ ifelse([$2], ,
+[AC_DEFINE([HAVE_LIB]translit(AC_LIB_NAME, [a-z], [A-Z]))
+ LIBS="-l[]AC_LIB_NAME[] $LIBS"
+], [$2])
+ifelse([$3], , , [else
+ $3
+])dnl
+fi
+undefine([AC_LIB_NAME])dnl
+undefine([AC_CV_NAME])dnl
+])
+
+
+dnl ### Examining declarations
+
+
+dnl AC_TRY_CPP(INCLUDES, [ACTION-IF-TRUE [, ACTION-IF-FALSE]])
+AC_DEFUN(AC_TRY_CPP,
+[AC_REQUIRE_CPP()dnl
+cat > conftest.$ac_ext <<EOF
+[#]line __oline__ "configure"
+#include "confdefs.h"
+[$1]
+EOF
+dnl Capture the stderr of cpp. eval is necessary to expand ac_cpp.
+dnl We used to copy stderr to stdout and capture it in a variable, but
+dnl that breaks under sh -x, which writes compile commands starting
+dnl with ` +' to stderr in eval and subshells.
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+AC_TRY_EVAL(ac_try)
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ ifelse([$2], , :, [rm -rf conftest*
+ $2])
+else
+ echo "$ac_err" >&AC_FD_CC
+ echo "configure: failed program was:" >&AC_FD_CC
+ cat conftest.$ac_ext >&AC_FD_CC
+ifelse([$3], , , [ rm -rf conftest*
+ $3
+])dnl
+fi
+rm -f conftest*])
+
+dnl AC_EGREP_HEADER(PATTERN, HEADER-FILE, ACTION-IF-FOUND [,
+dnl ACTION-IF-NOT-FOUND])
+AC_DEFUN(AC_EGREP_HEADER,
+[AC_EGREP_CPP([$1], [#include <$2>], [$3], [$4])])
+
+dnl Because this macro is used by AC_PROG_GCC_TRADITIONAL, which must
+dnl come early, it is not included in AC_BEFORE checks.
+dnl AC_EGREP_CPP(PATTERN, PROGRAM, [ACTION-IF-FOUND [,
+dnl ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_EGREP_CPP,
+[AC_REQUIRE_CPP()dnl
+cat > conftest.$ac_ext <<EOF
+[#]line __oline__ "configure"
+#include "confdefs.h"
+[$2]
+EOF
+dnl eval is necessary to expand ac_cpp.
+dnl Ultrix and Pyramid sh refuse to redirect output of eval, so use subshell.
+if (eval "$ac_cpp conftest.$ac_ext") 2>&AC_FD_CC |
+dnl Prevent m4 from eating character classes:
+changequote(, )dnl
+ grep -E "$1" >/dev/null 2>&1; then
+changequote([, ])dnl
+ ifelse([$3], , :, [rm -rf conftest*
+ $3])
+ifelse([$4], , , [else
+ rm -rf conftest*
+ $4
+])dnl
+fi
+rm -f conftest*
+])
+
+
+dnl ### Examining syntax
+
+
+dnl AC_TRY_COMPILE(INCLUDES, FUNCTION-BODY,
+dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_TRY_COMPILE,
+[cat > conftest.$ac_ext <<EOF
+ifelse(AC_LANG, [FORTRAN77],
+[ program main
+[$2]
+ end],
+[dnl This sometimes fails to find confdefs.h, for some reason.
+dnl [#]line __oline__ "[$]0"
+[#]line __oline__ "configure"
+#include "confdefs.h"
+[$1]
+int main() {
+[$2]
+; return 0; }
+])EOF
+if AC_TRY_EVAL(ac_compile); then
+ ifelse([$3], , :, [rm -rf conftest*
+ $3])
+else
+ echo "configure: failed program was:" >&AC_FD_CC
+ cat conftest.$ac_ext >&AC_FD_CC
+ifelse([$4], , , [ rm -rf conftest*
+ $4
+])dnl
+fi
+rm -f conftest*])
+
+
+dnl ### Examining libraries
+
+
+dnl AC_COMPILE_CHECK(ECHO-TEXT, INCLUDES, FUNCTION-BODY,
+dnl ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND])
+AC_DEFUN(AC_COMPILE_CHECK,
+[AC_OBSOLETE([$0], [; instead use AC_TRY_COMPILE or AC_TRY_LINK, and AC_MSG_CHECKING and AC_MSG_RESULT])dnl
+ifelse([$1], , , [AC_CHECKING([for $1])
+])dnl
+AC_TRY_LINK([$2], [$3], [$4], [$5])
+])
+
+dnl AC_TRY_LINK(INCLUDES, FUNCTION-BODY,
+dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_TRY_LINK,
+[cat > conftest.$ac_ext <<EOF
+ifelse(AC_LANG, [FORTRAN77],
+[
+ program main
+ call [$2]
+ end
+],
+[dnl This sometimes fails to find confdefs.h, for some reason.
+dnl [#]line __oline__ "[$]0"
+[#]line __oline__ "configure"
+#include "confdefs.h"
+[$1]
+int main() {
+[$2]
+; return 0; }
+])EOF
+if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
+ ifelse([$3], , :, [rm -rf conftest*
+ $3])
+else
+ echo "configure: failed program was:" >&AC_FD_CC
+ cat conftest.$ac_ext >&AC_FD_CC
+ifelse([$4], , , [ rm -rf conftest*
+ $4
+])dnl
+fi
+rm -f conftest*])
+
+
+dnl ### Checking for run-time features
+
+
+dnl AC_TRY_RUN(PROGRAM, [ACTION-IF-TRUE [, ACTION-IF-FALSE
+dnl [, ACTION-IF-CROSS-COMPILING]]])
+AC_DEFUN(AC_TRY_RUN,
+[if test "$cross_compiling" = yes; then
+ ifelse([$4], ,
+ [errprint(__file__:__line__: warning: [AC_TRY_RUN] called without default to allow cross compiling
+)dnl
+ AC_MSG_ERROR(can not run test program while cross compiling)],
+ [$4])
+else
+ AC_TRY_RUN_NATIVE([$1], [$2], [$3])
+fi
+])
+
+dnl Like AC_TRY_RUN but assumes a native-environment (non-cross) compiler.
+dnl AC_TRY_RUN_NATIVE(PROGRAM, [ACTION-IF-TRUE [, ACTION-IF-FALSE]])
+AC_DEFUN(AC_TRY_RUN_NATIVE,
+[cat > conftest.$ac_ext <<EOF
+[#]line __oline__ "configure"
+#include "confdefs.h"
+ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
+extern "C" void exit(int);
+#endif
+])dnl
+[$1]
+EOF
+if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+dnl Don't remove the temporary files here, so they can be examined.
+ ifelse([$2], , :, [$2])
+else
+ echo "configure: failed program was:" >&AC_FD_CC
+ cat conftest.$ac_ext >&AC_FD_CC
+ifelse([$3], , , [ rm -fr conftest*
+ $3
+])dnl
+fi
+rm -fr conftest*])
+
+
+dnl ### Checking for header files
+
+
+dnl AC_CHECK_HEADER(HEADER-FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_CHECK_HEADER,
+[dnl Do the transliteration at runtime so arg 1 can be a shell variable.
+ac_safe=`echo "$1" | sed 'y%./+-%__p_%'`
+AC_MSG_CHECKING([for $1])
+AC_CACHE_VAL(ac_cv_header_$ac_safe,
+[AC_TRY_CPP([#include <$1>], eval "ac_cv_header_$ac_safe=yes",
+ eval "ac_cv_header_$ac_safe=no")])dnl
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ AC_MSG_RESULT(yes)
+ ifelse([$2], , :, [$2])
+else
+ AC_MSG_RESULT(no)
+ifelse([$3], , , [$3
+])dnl
+fi
+])
+
+dnl AC_CHECK_HEADERS(HEADER-FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_CHECK_HEADERS,
+[for ac_hdr in $1
+do
+AC_CHECK_HEADER($ac_hdr,
+[changequote(, )dnl
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+changequote([, ])dnl
+ AC_DEFINE_UNQUOTED($ac_tr_hdr) $2], $3)dnl
+done
+])
+
+
+dnl ### Checking for the existence of files
+
+dnl AC_CHECK_FILE(FILE, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_CHECK_FILE,
+[AC_REQUIRE([AC_PROG_CC])
+dnl Do the transliteration at runtime so arg 1 can be a shell variable.
+ac_safe=`echo "$1" | sed 'y%./+-%__p_%'`
+AC_MSG_CHECKING([for $1])
+AC_CACHE_VAL(ac_cv_file_$ac_safe,
+[if test "$cross_compiling" = yes; then
+ errprint(__file__:__line__: warning: Cannot check for file existence when cross compiling
+)dnl
+ AC_MSG_ERROR(Cannot check for file existence when cross compiling)
+else
+ if test -r $1; then
+ eval "ac_cv_file_$ac_safe=yes"
+ else
+ eval "ac_cv_file_$ac_safe=no"
+ fi
+fi])dnl
+if eval "test \"`echo '$ac_cv_file_'$ac_safe`\" = yes"; then
+ AC_MSG_RESULT(yes)
+ ifelse([$2], , :, [$2])
+else
+ AC_MSG_RESULT(no)
+ifelse([$3], , , [$3])
+fi
+])
+
+dnl AC_CHECK_FILES(FILE... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_CHECK_FILES,
+[for ac_file in $1
+do
+AC_CHECK_FILE($ac_file,
+[changequote(, )dnl
+ ac_tr_file=HAVE_`echo $ac_file | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+changequote([, ])dnl
+ AC_DEFINE_UNQUOTED($ac_tr_file) $2], $3)dnl
+done
+])
+
+
+dnl ### Checking for library functions
+
+
+dnl AC_CHECK_FUNC(FUNCTION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_CHECK_FUNC,
+[AC_MSG_CHECKING([for $1])
+AC_CACHE_VAL(ac_cv_func_$1,
+[AC_TRY_LINK(
+dnl Don't include <ctype.h> because on OSF/1 3.0 it includes <sys/types.h>
+dnl which includes <sys/select.h> which contains a prototype for
+dnl select. Similarly for bzero.
+[/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $1(); below. */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error. */
+]ifelse(AC_LANG, CPLUSPLUS, [#ifdef __cplusplus
+extern "C"
+#endif
+])dnl
+[/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $1();
+], [
+/* 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. */
+#if defined (__stub_$1) || defined (__stub___$1)
+choke me
+#else
+$1();
+#endif
+], eval "ac_cv_func_$1=yes", eval "ac_cv_func_$1=no")])
+if eval "test \"`echo '$ac_cv_func_'$1`\" = yes"; then
+ AC_MSG_RESULT(yes)
+ ifelse([$2], , :, [$2])
+else
+ AC_MSG_RESULT(no)
+ifelse([$3], , , [$3
+])dnl
+fi
+])
+
+dnl AC_CHECK_FUNCS(FUNCTION... [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+AC_DEFUN(AC_CHECK_FUNCS,
+[for ac_func in $1
+do
+AC_CHECK_FUNC($ac_func,
+[changequote(, )dnl
+ ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+changequote([, ])dnl
+ AC_DEFINE_UNQUOTED($ac_tr_func) $2], $3)dnl
+done
+])
+
+dnl AC_REPLACE_FUNCS(FUNCTION...)
+AC_DEFUN(AC_REPLACE_FUNCS,
+[AC_CHECK_FUNCS([$1], , [LIBOBJS="$LIBOBJS ${ac_func}.${ac_objext}"])
+AC_SUBST(LIBOBJS)dnl
+])
+
+
+dnl ### Checking compiler characteristics
+
+
+dnl AC_CHECK_SIZEOF(TYPE [, CROSS-SIZE])
+AC_DEFUN(AC_CHECK_SIZEOF,
+[changequote(<<, >>)dnl
+dnl The name to #define.
+define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
+dnl The cache variable name.
+define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
+changequote([, ])dnl
+AC_MSG_CHECKING(size of $1)
+AC_CACHE_VAL(AC_CV_NAME,
+[AC_TRY_RUN([#include <stdio.h>
+main()
+{
+ FILE *f=fopen("conftestval", "w");
+ if (!f) exit(1);
+ fprintf(f, "%d\n", sizeof($1));
+ exit(0);
+}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl
+AC_MSG_RESULT($AC_CV_NAME)
+AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
+undefine([AC_TYPE_NAME])dnl
+undefine([AC_CV_NAME])dnl
+])
+
+
+dnl ### Checking for typedefs
+
+
+dnl AC_CHECK_TYPE(TYPE, DEFAULT)
+AC_DEFUN(AC_CHECK_TYPE,
+[AC_REQUIRE([AC_HEADER_STDC])dnl
+AC_MSG_CHECKING(for $1)
+AC_CACHE_VAL(ac_cv_type_$1,
+[AC_EGREP_CPP(dnl
+changequote(<<,>>)dnl
+<<(^|[^a-zA-Z_0-9])$1[^a-zA-Z_0-9]>>dnl
+changequote([,]), [#include <sys/types.h>
+#if STDC_HEADERS
+#include <stdlib.h>
+#include <stddef.h>
+#endif], ac_cv_type_$1=yes, ac_cv_type_$1=no)])dnl
+AC_MSG_RESULT($ac_cv_type_$1)
+if test $ac_cv_type_$1 = no; then
+ AC_DEFINE($1, $2)
+fi
+])
+
+
+dnl ### Creating output files
+
+
+dnl AC_CONFIG_HEADER(HEADER-TO-CREATE ...)
+AC_DEFUN(AC_CONFIG_HEADER,
+[define(AC_LIST_HEADER, $1)])
+
+dnl Link each of the existing files SOURCE... to the corresponding
+dnl link name in DEST...
+dnl AC_LINK_FILES(SOURCE..., DEST...)
+AC_DEFUN(AC_LINK_FILES,
+[dnl
+define([AC_LIST_FILES], ifdef([AC_LIST_FILES], [AC_LIST_FILES ],)[$1])dnl
+define([AC_LIST_LINKS], ifdef([AC_LIST_LINKS], [AC_LIST_LINKS ],)[$2])])
+
+dnl Add additional commands for AC_OUTPUT to put into config.status.
+dnl Use diversions instead of macros so we can be robust in the
+dnl presence of commas in $1 and/or $2.
+dnl AC_OUTPUT_COMMANDS(EXTRA-CMDS, INIT-CMDS)
+AC_DEFUN(AC_OUTPUT_COMMANDS,
+[AC_DIVERT_PUSH(AC_DIVERSION_CMDS)dnl
+[$1]
+AC_DIVERT_POP()dnl
+AC_DIVERT_PUSH(AC_DIVERSION_ICMDS)dnl
+[$2]
+AC_DIVERT_POP()])
+
+dnl AC_CONFIG_SUBDIRS(DIR ...)
+AC_DEFUN(AC_CONFIG_SUBDIRS,
+[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
+define([AC_LIST_SUBDIRS], ifdef([AC_LIST_SUBDIRS], [AC_LIST_SUBDIRS ],)[$1])dnl
+subdirs="AC_LIST_SUBDIRS"
+AC_SUBST(subdirs)dnl
+])
+
+dnl The big finish.
+dnl Produce config.status, config.h, and links; and configure subdirs.
+dnl AC_OUTPUT([FILE...] [, EXTRA-CMDS] [, INIT-CMDS])
+define(AC_OUTPUT,
+[trap '' 1 2 15
+AC_CACHE_SAVE
+trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
+
+test "x$prefix" = xNONE && prefix=$ac_default_prefix
+# Let make expand exec_prefix.
+test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
+
+# Any assignment to VPATH causes Sun make to only execute
+# the first set of double-colon rules, so remove it if not needed.
+# If there is a colon in the path, we need to keep it.
+if test "x$srcdir" = x.; then
+changequote(, )dnl
+ ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d'
+changequote([, ])dnl
+fi
+
+trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
+
+ifdef([AC_LIST_HEADER], [DEFS=-DHAVE_CONFIG_H], [AC_OUTPUT_MAKE_DEFS()])
+
+# Without the "./", some shells look in PATH for config.status.
+: ${CONFIG_STATUS=./config.status}
+
+echo creating $CONFIG_STATUS
+rm -f $CONFIG_STATUS
+cat > $CONFIG_STATUS <<EOF
+#! /bin/sh
+# Generated automatically by configure.
+# Run this file to recreate the current configuration.
+# This directory was configured as follows,
+dnl hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
+dnl so uname gets run too.
+# on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
+#
+[#] [$]0 [$]ac_configure_args
+#
+# Compiler output produced by configure, useful for debugging
+# configure, is in ./config.log if it exists.
+
+changequote(, )dnl
+ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
+changequote([, ])dnl
+for ac_option
+do
+ case "[\$]ac_option" in
+ -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
+ echo "running [\$]{CONFIG_SHELL-/bin/sh} [$]0 [$]ac_configure_args --no-create --no-recursion"
+ exec [\$]{CONFIG_SHELL-/bin/sh} [$]0 [$]ac_configure_args --no-create --no-recursion ;;
+ -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
+ echo "$CONFIG_STATUS generated by autoconf version AC_ACVERSION"
+ exit 0 ;;
+ -help | --help | --hel | --he | --h)
+ echo "[\$]ac_cs_usage"; exit 0 ;;
+ *) echo "[\$]ac_cs_usage"; exit 1 ;;
+ esac
+done
+
+ac_given_srcdir=$srcdir
+ifdef([AC_PROVIDE_AC_PROG_INSTALL], [ac_given_INSTALL="$INSTALL"
+])dnl
+
+changequote(<<, >>)dnl
+ifdef(<<AC_LIST_HEADER>>,
+<<trap 'rm -fr `echo "$1 AC_LIST_HEADER" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15>>,
+<<trap 'rm -fr `echo "$1" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15>>)
+changequote([, ])dnl
+EOF
+cat >> $CONFIG_STATUS <<EOF
+
+AC_OUTPUT_FILES($1)
+ifdef([AC_LIST_HEADER], [AC_OUTPUT_HEADER(AC_LIST_HEADER)])dnl
+ifdef([AC_LIST_LINKS], [AC_OUTPUT_LINKS(AC_LIST_FILES, AC_LIST_LINKS)])dnl
+EOF
+cat >> $CONFIG_STATUS <<EOF
+undivert(AC_DIVERSION_ICMDS)dnl
+$3
+EOF
+cat >> $CONFIG_STATUS <<\EOF
+undivert(AC_DIVERSION_CMDS)dnl
+$2
+exit 0
+EOF
+chmod +x $CONFIG_STATUS
+rm -fr confdefs* $ac_clean_files
+test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
+dnl config.status should not do recursion.
+ifdef([AC_LIST_SUBDIRS], [AC_OUTPUT_SUBDIRS(AC_LIST_SUBDIRS)])dnl
+])dnl
+
+dnl Set the DEFS variable to the -D options determined earlier.
+dnl This is a subroutine of AC_OUTPUT.
+dnl It is called inside configure, outside of config.status.
+dnl AC_OUTPUT_MAKE_DEFS()
+define(AC_OUTPUT_MAKE_DEFS,
+[# Transform confdefs.h into DEFS.
+dnl Using a here document instead of a string reduces the quoting nightmare.
+# Protect against shell expansion while executing Makefile rules.
+# Protect against Makefile macro expansion.
+cat > conftest.defs <<\EOF
+changequote(<<, >>)dnl
+s%<<#define>> \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g
+s%[ `~<<#>>$^&*(){}\\|;'"<>?]%\\&%g
+s%\[%\\&%g
+s%\]%\\&%g
+s%\$%$$%g
+changequote([, ])dnl
+EOF
+DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '`
+rm -f conftest.defs
+])
+
+dnl Do the variable substitutions to create the Makefiles or whatever.
+dnl This is a subroutine of AC_OUTPUT. It is called inside an unquoted
+dnl here document whose contents are going into config.status, but
+dnl upon returning, the here document is being quoted.
+dnl AC_OUTPUT_FILES(FILE...)
+define(AC_OUTPUT_FILES,
+[# Protect against being on the right side of a sed subst in config.status.
+changequote(, )dnl
+sed 's/%@/@@/; s/@%/@@/; s/%g\$/@g/; /@g\$/s/[\\\\&%]/\\\\&/g;
+ s/@@/%@/; s/@@/@%/; s/@g\$/%g/' > conftest.subs <<\\CEOF
+changequote([, ])dnl
+dnl These here document variables are unquoted when configure runs
+dnl but quoted when config.status runs, so variables are expanded once.
+$ac_vpsub
+dnl Shell code in configure.in might set extrasub.
+$extrasub
+dnl Insert the sed substitutions of variables.
+undivert(AC_DIVERSION_SED)
+CEOF
+EOF
+
+cat >> $CONFIG_STATUS <<\EOF
+
+# Split the substitutions into bite-sized pieces for seds with
+# small command number limits, like on Digital OSF/1 and HP-UX.
+ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
+ac_file=1 # Number of current file.
+ac_beg=1 # First line for current file.
+ac_end=$ac_max_sed_cmds # Line after last line for current file.
+ac_more_lines=:
+ac_sed_cmds=""
+while $ac_more_lines; do
+ if test $ac_beg -gt 1; then
+ sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
+ else
+ sed "${ac_end}q" conftest.subs > conftest.s$ac_file
+ fi
+ if test ! -s conftest.s$ac_file; then
+ ac_more_lines=false
+ rm -f conftest.s$ac_file
+ else
+ if test -z "$ac_sed_cmds"; then
+ ac_sed_cmds="sed -f conftest.s$ac_file"
+ else
+ ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
+ fi
+ ac_file=`expr $ac_file + 1`
+ ac_beg=$ac_end
+ ac_end=`expr $ac_end + $ac_max_sed_cmds`
+ fi
+done
+if test -z "$ac_sed_cmds"; then
+ ac_sed_cmds=cat
+fi
+EOF
+
+cat >> $CONFIG_STATUS <<EOF
+
+CONFIG_FILES=\${CONFIG_FILES-"$1"}
+EOF
+cat >> $CONFIG_STATUS <<\EOF
+for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
+changequote(, )dnl
+ # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+ case "$ac_file" in
+ *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
+ ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
+ *) ac_file_in="${ac_file}.in" ;;
+ esac
+
+ # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
+
+ # Remove last slash and all that follows it. Not all systems have dirname.
+ ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
+changequote([, ])dnl
+ if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
+ # The file is in a subdirectory.
+ test ! -d "$ac_dir" && mkdir "$ac_dir"
+ ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
+ # A "../" for each directory in $ac_dir_suffix.
+changequote(, )dnl
+ ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
+changequote([, ])dnl
+ else
+ ac_dir_suffix= ac_dots=
+ fi
+
+ case "$ac_given_srcdir" in
+ .) srcdir=.
+ if test -z "$ac_dots"; then top_srcdir=.
+ else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
+ /*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
+ *) # Relative path.
+ srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
+ top_srcdir="$ac_dots$ac_given_srcdir" ;;
+ esac
+
+ifdef([AC_PROVIDE_AC_PROG_INSTALL],
+[ case "$ac_given_INSTALL" in
+changequote(, )dnl
+ [/$]*) INSTALL="$ac_given_INSTALL" ;;
+changequote([, ])dnl
+ *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
+ esac
+])dnl
+
+ echo creating "$ac_file"
+ rm -f "$ac_file"
+ configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
+ case "$ac_file" in
+ *Makefile*) ac_comsub="1i\\
+# $configure_input" ;;
+ *) ac_comsub= ;;
+ esac
+
+ ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
+ sed -e "$ac_comsub
+s%@configure_input@%$configure_input%g
+s%@srcdir@%$srcdir%g
+s%@top_srcdir@%$top_srcdir%g
+ifdef([AC_PROVIDE_AC_PROG_INSTALL], [s%@INSTALL@%$INSTALL%g
+])dnl
+dnl The parens around the eval prevent an "illegal io" in Ultrix sh.
+" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
+dnl This would break Makefile dependencies.
+dnl if cmp -s $ac_file conftest.out 2>/dev/null; then
+dnl echo "$ac_file is unchanged"
+dnl rm -f conftest.out
+dnl else
+dnl rm -f $ac_file
+dnl mv conftest.out $ac_file
+dnl fi
+fi; done
+rm -f conftest.s*
+])
+
+dnl Create the config.h files from the config.h.in files.
+dnl This is a subroutine of AC_OUTPUT. It is called inside a quoted
+dnl here document whose contents are going into config.status.
+dnl AC_OUTPUT_HEADER(HEADER-FILE...)
+define(AC_OUTPUT_HEADER,
+[changequote(<<, >>)dnl
+# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
+# NAME is the cpp macro being defined and VALUE is the value it is being given.
+#
+# ac_d sets the value in "#define NAME VALUE" lines.
+ac_dA='s%^\([ ]*\)#\([ ]*define[ ][ ]*\)'
+ac_dB='\([ ][ ]*\)[^ ]*%\1#\2'
+ac_dC='\3'
+ac_dD='%g'
+# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
+ac_uA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)'
+ac_uB='\([ ]\)%\1#\2define\3'
+ac_uC=' '
+ac_uD='\4%g'
+# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
+ac_eA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)'
+ac_eB='<<$>>%\1#\2define\3'
+ac_eC=' '
+ac_eD='%g'
+changequote([, ])dnl
+
+if test "${CONFIG_HEADERS+set}" != set; then
+EOF
+dnl Support passing AC_CONFIG_HEADER a value containing shell variables.
+cat >> $CONFIG_STATUS <<EOF
+ CONFIG_HEADERS="$1"
+EOF
+cat >> $CONFIG_STATUS <<\EOF
+fi
+for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
+changequote(, )dnl
+ # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+ case "$ac_file" in
+ *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
+ ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
+ *) ac_file_in="${ac_file}.in" ;;
+ esac
+changequote([, ])dnl
+
+ echo creating $ac_file
+
+ rm -f conftest.frag conftest.in conftest.out
+ ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
+ cat $ac_file_inputs > conftest.in
+
+EOF
+
+# Transform confdefs.h into a sed script conftest.vals that substitutes
+# the proper values into config.h.in to produce config.h. And first:
+# Protect against being on the right side of a sed subst in config.status.
+# Protect against being in an unquoted here document in config.status.
+rm -f conftest.vals
+dnl Using a here document instead of a string reduces the quoting nightmare.
+dnl Putting comments in sed scripts is not portable.
+cat > conftest.hdr <<\EOF
+changequote(<<, >>)dnl
+s/[\\&%]/\\&/g
+s%[\\$`]%\\&%g
+s%<<#define>> \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
+s%ac_d%ac_u%gp
+s%ac_u%ac_e%gp
+changequote([, ])dnl
+EOF
+sed -n -f conftest.hdr confdefs.h > conftest.vals
+rm -f conftest.hdr
+
+# This sed command replaces #undef with comments. This is necessary, for
+# example, in the case of _POSIX_SOURCE, which is predefined and required
+# on some systems where configure will not decide to define it.
+cat >> conftest.vals <<\EOF
+changequote(, )dnl
+s%^[ ]*#[ ]*undef[ ][ ]*[a-zA-Z_][a-zA-Z_0-9]*%/* & */%
+changequote([, ])dnl
+EOF
+
+# Break up conftest.vals because some shells have a limit on
+# the size of here documents, and old seds have small limits too.
+
+rm -f conftest.tail
+while :
+do
+ ac_lines=`grep -c . conftest.vals`
+ # grep -c gives empty output for an empty file on some AIX systems.
+ if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
+ # Write a limited-size here document to conftest.frag.
+ echo ' cat > conftest.frag <<CEOF' >> $CONFIG_STATUS
+ sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
+ echo 'CEOF
+ sed -f conftest.frag conftest.in > conftest.out
+ rm -f conftest.in
+ mv conftest.out conftest.in
+' >> $CONFIG_STATUS
+ sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
+ rm -f conftest.vals
+ mv conftest.tail conftest.vals
+done
+rm -f conftest.vals
+
+dnl Now back to your regularly scheduled config.status.
+cat >> $CONFIG_STATUS <<\EOF
+ rm -f conftest.frag conftest.h
+ echo "/* $ac_file. Generated automatically by configure. */" > conftest.h
+ cat conftest.in >> conftest.h
+ rm -f conftest.in
+ if cmp -s $ac_file conftest.h 2>/dev/null; then
+ echo "$ac_file is unchanged"
+ rm -f conftest.h
+ else
+ # Remove last slash and all that follows it. Not all systems have dirname.
+ changequote(, )dnl
+ ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
+ changequote([, ])dnl
+ if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
+ # The file is in a subdirectory.
+ test ! -d "$ac_dir" && mkdir "$ac_dir"
+ fi
+ rm -f $ac_file
+ mv conftest.h $ac_file
+ fi
+fi; done
+
+])
+
+dnl This is a subroutine of AC_OUTPUT. It is called inside a quoted
+dnl here document whose contents are going into config.status.
+dnl AC_OUTPUT_LINKS(SOURCE..., DEST...)
+define(AC_OUTPUT_LINKS,
+[EOF
+
+cat >> $CONFIG_STATUS <<EOF
+ac_sources="$1"
+ac_dests="$2"
+EOF
+
+cat >> $CONFIG_STATUS <<\EOF
+srcdir=$ac_given_srcdir
+while test -n "$ac_sources"; do
+ set $ac_dests; ac_dest=[$]1; shift; ac_dests=[$]*
+ set $ac_sources; ac_source=[$]1; shift; ac_sources=[$]*
+
+ echo "linking $srcdir/$ac_source to $ac_dest"
+
+ if test ! -r $srcdir/$ac_source; then
+ AC_MSG_ERROR($srcdir/$ac_source: File not found)
+ fi
+ rm -f $ac_dest
+
+ # Make relative symlinks.
+ # Remove last slash and all that follows it. Not all systems have dirname.
+changequote(, )dnl
+ ac_dest_dir=`echo $ac_dest|sed 's%/[^/][^/]*$%%'`
+changequote([, ])dnl
+ if test "$ac_dest_dir" != "$ac_dest" && test "$ac_dest_dir" != .; then
+ # The dest file is in a subdirectory.
+ test ! -d "$ac_dest_dir" && mkdir "$ac_dest_dir"
+ ac_dest_dir_suffix="/`echo $ac_dest_dir|sed 's%^\./%%'`"
+ # A "../" for each directory in $ac_dest_dir_suffix.
+changequote(, )dnl
+ ac_dots=`echo $ac_dest_dir_suffix|sed 's%/[^/]*%../%g'`
+changequote([, ])dnl
+ else
+ ac_dest_dir_suffix= ac_dots=
+ fi
+
+ case "$srcdir" in
+changequote(, )dnl
+ [/$]*) ac_rel_source="$srcdir/$ac_source" ;;
+changequote([, ])dnl
+ *) ac_rel_source="$ac_dots$srcdir/$ac_source" ;;
+ esac
+
+ # Make a symlink if possible; otherwise try a hard link.
+ if ln -s $ac_rel_source $ac_dest 2>/dev/null ||
+ ln $srcdir/$ac_source $ac_dest; then :
+ else
+ AC_MSG_ERROR(can not link $ac_dest to $srcdir/$ac_source)
+ fi
+done
+])
+
+dnl This is a subroutine of AC_OUTPUT.
+dnl It is called after running config.status.
+dnl AC_OUTPUT_SUBDIRS(DIRECTORY...)
+define(AC_OUTPUT_SUBDIRS,
+[
+if test "$no_recursion" != yes; then
+
+ # Remove --cache-file and --srcdir arguments so they do not pile up.
+ ac_sub_configure_args=
+ ac_prev=
+ for ac_arg in $ac_configure_args; do
+ if test -n "$ac_prev"; then
+ ac_prev=
+ continue
+ fi
+ case "$ac_arg" in
+ -cache-file | --cache-file | --cache-fil | --cache-fi \
+ | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+ ac_prev=cache_file ;;
+ -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+ | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
+ ;;
+ -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+ ac_prev=srcdir ;;
+ -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+ ;;
+ *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
+ esac
+ done
+
+ for ac_config_dir in $1; do
+
+ # Do not complain, so a configure script can configure whichever
+ # parts of a large source tree are present.
+ if test ! -d $srcdir/$ac_config_dir; then
+ continue
+ fi
+
+ echo configuring in $ac_config_dir
+
+ case "$srcdir" in
+ .) ;;
+ *)
+ if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
+ else
+ AC_MSG_ERROR(can not create `pwd`/$ac_config_dir)
+ fi
+ ;;
+ esac
+
+ ac_popdir=`pwd`
+ cd $ac_config_dir
+
+changequote(, )dnl
+ # A "../" for each directory in /$ac_config_dir.
+ ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
+changequote([, ])dnl
+
+ case "$srcdir" in
+ .) # No --srcdir option. We are building in place.
+ ac_sub_srcdir=$srcdir ;;
+ /*) # Absolute path.
+ ac_sub_srcdir=$srcdir/$ac_config_dir ;;
+ *) # Relative path.
+ ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
+ esac
+
+ # Check for guested configure; otherwise get Cygnus style configure.
+ if test -f $ac_sub_srcdir/configure; then
+ ac_sub_configure=$ac_sub_srcdir/configure
+ elif test -f $ac_sub_srcdir/configure.in; then
+ ac_sub_configure=$ac_configure
+ else
+ AC_MSG_WARN(no configuration information is in $ac_config_dir)
+ ac_sub_configure=
+ fi
+
+ # The recursion is here.
+ if test -n "$ac_sub_configure"; then
+
+ # Make the cache file name correct relative to the subdirectory.
+ case "$cache_file" in
+ /*) ac_sub_cache_file=$cache_file ;;
+ *) # Relative path.
+ ac_sub_cache_file="$ac_dots$cache_file" ;;
+ esac
+ifdef([AC_PROVIDE_AC_PROG_INSTALL],
+ [ case "$ac_given_INSTALL" in
+changequote(, )dnl
+ [/$]*) INSTALL="$ac_given_INSTALL" ;;
+changequote([, ])dnl
+ *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
+ esac
+])dnl
+
+ echo "[running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file] --srcdir=$ac_sub_srcdir"
+ # The eval makes quoting arguments work.
+ if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
+ then :
+ else
+ AC_MSG_ERROR($ac_sub_configure failed for $ac_config_dir)
+ fi
+ fi
+
+ cd $ac_popdir
+ done
+fi
+])