--- a/src/vehicle.h	Sun May 13 00:11:13 2007 +0000
+++ b/src/vehicle.h	Sun May 13 21:24:58 2007 +0000
@@ -521,7 +521,7 @@
 
 UnitID GetFreeUnitNumber(byte type);
 
-bool LoadUnloadVehicle(Vehicle *v);
+void LoadUnloadVehicle(Vehicle *v);
 
 void TrainConsistChanged(Vehicle *v);
 void TrainPowerChanged(Vehicle *v);