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# serial 12
# See if we need to provide faccessat replacement.
dnl Copyright (C) 2009-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
# Written by Eric Blake.
AC_DEFUN([gl_FUNC_FACCESSAT],
[
AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
dnl Persuade glibc <unistd.h> to declare faccessat().
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
gl_CHECK_FUNCS_ANDROID([faccessat], [[#include <unistd.h>]])
if test $ac_cv_func_faccessat = no; then
HAVE_FACCESSAT=0
case "$gl_cv_onwards_func_faccessat" in
future*) REPLACE_FACCESSAT=1 ;;
esac
else
case $gl_cv_func_lstat_dereferences_slashed_symlink in
*yes) ;;
*) REPLACE_FACCESSAT=1 ;;
esac
fi
])
# Prerequisites of lib/faccessat.c.
AC_DEFUN([gl_PREREQ_FACCESSAT],
[
AC_CHECK_FUNCS([access])
])
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