/* If the refit cargo is CT_AUTO_REFIT, we're optimistic and assume the

		 * cargo will stay the same. The point of this method is to avoid

		 * deadlocks due to vehicles waiting for cargo that isn't being routed,

		 * yet. That situation will not occur if the vehicle is actually

		 * carrying a different cargo in the end. */

			was_refit = true;

			CargoID new_cid = next->GetRefitCargo();

			RefitList::iterator refit_it = refit_capacities.begin();

			for (Vehicle *v = this; v != NULL; v = v->Next()) {

				const Engine *e = Engine::Get(v->engine_type);

				if (!HasBit(e->info.refit_mask, new_cid)) {