--- a/src/viewport_func.h	Mon Jan 21 20:41:04 2008 +0000
+++ b/src/viewport_func.h	Mon Jan 21 23:55:57 2008 +0000
@@ -51,7 +51,7 @@
 
 void VpSelectTilesWithMethod(int x, int y, ViewportPlaceMethod method);
 void VpStartPlaceSizing(TileIndex tile, ViewportPlaceMethod method, byte process);
-void VpSetPresizeRange(uint from, uint to);
+void VpSetPresizeRange(TileIndex from, TileIndex to);
 void VpSetPlaceSizingLimit(int limit);
 
 typedef void PlaceProc(TileIndex tile);