/**
 * Test whether a vehicle can load cargo at a station even if exclusive transport rights are present.
 * @param st Station with cargo waiting to be loaded.
 * @param v Vehicle loading the cargo.
 * @return true when a vehicle can load the cargo.
 */
static bool VehicleMayLoad(const Station *st, const Vehicle *v)
{
	return st->owner != OWNER_NONE || st->town->exclusive_counter == 0 || st->town->exclusivity == v->owner;
}