*/

/* static */ const AirportSpec *AirportSpec::Get(byte type)

{

	assert(type < lengthof(AirportSpec::specs));

	const AirportSpec *as = &AirportSpec::specs[type];

	if (type >= NEW_AIRPORT_OFFSET && !as->enabled) {

		byte subst_id = _airport_mngr.GetSubstituteID(type);

		if (subst_id == AT_INVALID) return as;

		as = &AirportSpec::specs[subst_id];

	}

	if (as->grf_prop.override != AT_INVALID) return &AirportSpec::specs[as->grf_prop.override];

	return as;