--- a/src/tilehighlight_type.h	Thu May 08 13:20:54 2008 +0000
+++ b/src/tilehighlight_type.h	Thu May 08 13:21:55 2008 +0000
@@ -69,7 +69,7 @@
 	WindowNumber window_number;
 
 	ViewportPlaceMethod select_method;
-	byte select_proc;
+	ViewportDragDropSelectionProcess select_proc;
 
 	TileIndex redsq;
 };