-# memrchr.m4 serial 6
-dnl Copyright (C) 2002, 2003, 2005, 2006, 2007 Free Software Foundation, Inc.
+# memrchr.m4 serial 9
+dnl Copyright (C) 2002-2003, 2005-2007, 2009-2010 Free Software Foundation,
+dnl 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([AC_USE_SYSTEM_EXTENSIONS])
+ 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)
+ AC_REPLACE_FUNCS([memrchr])
if test $ac_cv_func_memrchr = no; then
gl_PREREQ_MEMRCHR
fi