--- a/dummy_land.c	Sun Apr 02 12:41:01 2006 +0000
+++ b/dummy_land.c	Sun Apr 02 12:49:18 2006 +0000
@@ -19,7 +19,7 @@
 	return 0;
 }
 
-static uint GetSlopeTileh_Dummy(const TileInfo* ti)
+static uint GetSlopeTileh_Dummy(TileIndex tile, uint tileh)
 {
 	return 0;
 }