1# rawmemchr.m4 serial 2
2dnl Copyright (C) 2003, 2007-2020 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7AC_DEFUN([gl_FUNC_RAWMEMCHR],
8[
9  dnl Persuade glibc <string.h> to declare rawmemchr().
10  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
11
12  AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
13  AC_CHECK_FUNCS([rawmemchr])
14  if test $ac_cv_func_rawmemchr = no; then
15    HAVE_RAWMEMCHR=0
16  fi
17])
18
19# Prerequisites of lib/strchrnul.c.
20AC_DEFUN([gl_PREREQ_RAWMEMCHR], [:])
21