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# memrchr.m4 serial 7
dnl Copyright (C) 2002, 2003, 2005, 2006, 2007 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.
AC_DEFUN([gl_FUNC_MEMRCHR],
[
dnl Persuade glibc <string.h> to declare memrchr().
AC_REQUIRE([AC_GNU_SOURCE])
AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
AC_CHECK_DECLS_ONCE([memrchr])
if test $ac_cv_have_decl_memrchr = no; then
HAVE_DECL_MEMRCHR=0
fi
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], [:])
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