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-rw-r--r--m4/sys_types_h.m46
1 files changed, 3 insertions, 3 deletions
diff --git a/m4/sys_types_h.m4 b/m4/sys_types_h.m4
index 6132727f8..9748905b5 100644
--- a/m4/sys_types_h.m4
+++ b/m4/sys_types_h.m4
@@ -1,10 +1,10 @@
-# sys_types_h.m4 serial 4
-dnl Copyright (C) 2011-2013 Free Software Foundation, Inc.
+# sys_types_h.m4 serial 5
+dnl Copyright (C) 2011-2014 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_SYS_TYPES_H],
+AC_DEFUN_ONCE([gl_SYS_TYPES_H],
[
AC_REQUIRE([gl_SYS_TYPES_H_DEFAULTS])
gl_NEXT_HEADERS([sys/types.h])