--- a/rail_cmd.c	Tue Aug 29 06:43:22 2006 +0000
+++ b/rail_cmd.c	Tue Aug 29 06:50:47 2006 +0000
@@ -24,6 +24,7 @@
 #include "sprite.h"
 #include "depot.h"
 #include "waypoint.h"
+#include "window.h"
 #include "rail.h"
 #include "railtypes.h" // include table for railtypes
 #include "newgrf.h"