--- a/rail.h	Tue Jan 02 02:06:48 2007 +0000
+++ b/rail.h	Tue Jan 02 09:54:03 2007 +0000
@@ -467,6 +467,7 @@
 uint GetRailFoundation(Slope tileh, TrackBits bits);
 void DrawTile_Track(TileInfo *ti);
 uint32 GetTileTrackStatus_Track(TileIndex tile, TransportType mode);
+void DrawSignals(TileIndex tile, TrackBits rails);
 
 int32 SettingsDisableElrail(int32 p1); ///< _patches.disable_elrail callback