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# memrchr.m4 serial 1
dnl Copyright (C) 2002 Free Software Foundation, Inc.
dnl This file is free software, distributed under the terms of the GNU
dnl General Public License. As a special exception to the GNU General
dnl Public License, this file may be distributed as part of a program
dnl that contains a configuration script generated by Autoconf, under
dnl the same distribution terms as the rest of that program.
AC_DEFUN([gl_FUNC_MEMRCHR],
[
dnl Persuade glibc <string.h> to declare memrchr().
AC_REQUIRE([AC_GNU_SOURCE])
AC_REPLACE_FUNCS(memrchr)
if test $ac_cv_func_memrchr = no; then
gl_PREREQ_MEMRCHR
fi
])
# Prerequisites of lib/memrchr.c.
AC_DEFUN([gl_PREREQ_MEMRCHR], [
AC_CHECK_HEADERS_ONCE(limits.h)
])
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