--- a/station_cmd.c	Mon Apr 03 15:18:12 2006 +0000
+++ b/station_cmd.c	Mon Apr 03 18:11:42 2006 +0000
@@ -1243,7 +1243,7 @@
 	return cost;
 }
 
-int32 DoConvertStationRail(TileIndex tile, uint totype, bool exec)
+int32 DoConvertStationRail(TileIndex tile, RailType totype, bool exec)
 {
 	const Station* st = GetStationByTile(tile);