X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/9f6f48455f7d25e5cc2d50485d98ff3af43946a2..9bf31d1d3f35880c652f76509d1e27d33e454121:/lib/u64.h

diff --git a/lib/u64.h b/lib/u64.h
index 6a7d370c12..1ece9789fb 100644
--- a/lib/u64.h
+++ b/lib/u64.h
@@ -1,6 +1,6 @@
 /* uint64_t-like operations that work even on hosts lacking uint64_t
 
-   Copyright (C) 2006, 2009-2012 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2009-2016 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -19,6 +19,9 @@
 
 #include <stdint.h>
 
+#ifndef _GL_INLINE_HEADER_BEGIN
+ #error "Please include config.h first."
+#endif
 _GL_INLINE_HEADER_BEGIN
 #ifndef _GL_U64_INLINE
 # define _GL_U64_INLINE _GL_INLINE