--- a/road_map.h	Sun Mar 05 10:19:33 2006 +0000
+++ b/road_map.h	Sun Mar 05 11:18:34 2006 +0000
@@ -1,7 +1,7 @@
 /* $Id$ */
 
-#ifndef ROAD_H
-#define ROAD_H
+#ifndef ROAD_MAP_H
+#define ROAD_MAP_H
 
 #include "macros.h"
 #include "rail.h"