--- a/aircraft.h	Wed Sep 27 15:28:47 2006 +0000
+++ b/aircraft.h	Wed Sep 27 15:40:55 2006 +0000
@@ -20,4 +20,6 @@
 
 uint16 AircraftDefaultCargoCapacity(CargoID cid, EngineID engine_type);
 
+void CcCloneAircraft(bool success, TileIndex tile, uint32 p1, uint32 p2);
+
 #endif /* AIRCRAFT_H */