43     : 
ResolverObject(cs->grffile, callback, callback_param1, callback_param2)
 
   57   if (group == NULL) 
return 0;
 
   59   return group->GetResult();
 
   63 uint16 GetCargoCallback(
CallbackID callback, uint32 param1, uint32 param2, 
const CargoSpec *cs)
 
   66   return object.ResolveCallback();
 
   81   if (grffile->grf_version < 7 && !usebit) 
return cargo;