--- a/rail.h	Thu Sep 29 19:59:57 2005 +0000
+++ b/rail.h	Thu Sep 29 20:20:34 2005 +0000
@@ -576,4 +576,6 @@
 	return HASBIT(GetRailTypeInfo(enginetype)->compatible_railtypes, tiletype);
 }
 
+void DrawTrackBits(TileInfo *ti, TrackBits track, bool earth, bool snow, bool flat);
+
 #endif /* RAIL_H */