--- a/src/newgrf_spritegroup.h	Sat Mar 24 14:56:31 2007 +0000
+++ b/src/newgrf_spritegroup.h	Sat Mar 24 15:19:35 2007 +0000
@@ -191,6 +191,9 @@
 			Town *town;
 			HouseID house_id;
 		} house;
+		struct {
+			const struct CargoSpec *cs;
+		} cargo;
 	} u;
 
 	uint32 (*GetRandomBits)(const struct ResolverObject*);