X-Git-Url: http://erislabs.net/gitweb/?p=gnulib.git;a=blobdiff_plain;f=lib%2Fgl_oset.h;fp=lib%2Fgl_oset.h;h=6df7a0b47df3ec75ebe7eb2f8161a6bdbe0825a6;hp=575ffd3c307f968c081b0ac8fcfe58bf48760644;hb=458c944ddbb41cd6ba34416db2867eb6f17bf61a;hpb=6a8461af29d6ce87d891ca8e1433848f5f4c45b8

diff --git a/lib/gl_oset.h b/lib/gl_oset.h
index 575ffd3c3..6df7a0b47 100644
--- a/lib/gl_oset.h
+++ b/lib/gl_oset.h
@@ -1,5 +1,5 @@
 /* Abstract ordered set data type.
-   Copyright (C) 2006-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2006-2007, 2009-2014 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
    This program is free software: you can redistribute it and/or modify
@@ -21,6 +21,9 @@
 #include <stdbool.h>
 #include <stddef.h>
 
+#ifndef _GL_INLINE_HEADER_BEGIN
+ #error "Please include config.h first."
+#endif
 _GL_INLINE_HEADER_BEGIN
 #ifndef GL_OSET_INLINE
 # define GL_OSET_INLINE _GL_INLINE