-# nocrash.m4 serial 3
-dnl Copyright (C) 2005, 2009-2012 Free Software Foundation, Inc.
+# nocrash.m4 serial 4
+dnl Copyright (C) 2005, 2009-2013 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_NOCRASH],[[
#include <stdlib.h>
#if defined __MACH__ && defined __APPLE__
-/* Avoid a crash on MacOS X. */
+/* Avoid a crash on Mac OS X. */
#include <mach/mach.h>
#include <mach/mach_error.h>
#include <mach/thread_status.h>