SizeofRtMetrics        = 0x38
)

type ifMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Addrs   int32
	Flags   int32
	Index   uint16
	_       uint16
	Data    ifData
}

type IfMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Addrs   int32
	Flags   int32
	Index   uint16
	Data    IfData
}

type ifData struct {
	Type       uint8

	SizeofRtMetrics        = 0x70
)

type ifMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Addrs   int32
	Flags   int32
	Index   uint16
	_       uint16
	Data    ifData
}

type IfMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Addrs   int32
	Flags   int32
	Index   uint16
	Data    IfData
}

type ifData struct {
	Type       uint8

        Address[] addrs = tf.getNameServiceClient().getAllByName(name, true);

        if ( addrs == null || addrs.length == 0 ) {
            throw new UnknownHostException(name);
        }

        Arrays.sort(addrs, new Comparator<Address>() {

            @Override
            public int compare ( Address o1, Address o2 ) {

	Level int32
	Type  int32
}

type Inet4Pktinfo struct {
	Ifindex  uint32
	Spec_dst [4]byte /* in_addr */
	Addr     [4]byte /* in_addr */
}

type Inet6Pktinfo struct {
	Addr    [16]byte /* in6_addr */
	Ifindex uint32
}

type IPv6MTUInfo struct {
	Addr RawSockaddrInet6
	Mtu  uint32
}

type ICMPv6Filter struct {
	Filt [8]uint32
}

const (

)

type ifMsghdr struct {
	Msglen    uint16
	Version   uint8
	Type      uint8
	Addrs     int32
	Flags     int32
	Index     uint16
	Pad_cgo_0 [2]byte
	Data      ifData
}

type IfMsghdr struct {
	Msglen    uint16
	Version   uint8
	Type      uint8
	Addrs     int32
	Flags     int32
	Index     uint16
	Pad_cgo_0 [2]byte
	Data      IfData
}

)

type ifMsghdr struct {
	Msglen    uint16
	Version   uint8
	Type      uint8
	Addrs     int32
	Flags     int32
	Index     uint16
	Pad_cgo_0 [2]byte
	Data      ifData
}

type IfMsghdr struct {
	Msglen    uint16
	Version   uint8
	Type      uint8
	Addrs     int32
	Flags     int32
	Index     uint16
	Pad_cgo_0 [2]byte
	Data      IfData
}

type IfaMsghdr struct {
	Msglen    uint16
	Version   uint8
	Type      uint8
	Addrs     int32
	Flags     int32
	Index     uint16
	Pad_cgo_0 [2]byte
	Metric    int32
}

type RtMsghdr struct {
	Msglen    uint16
	Version   uint8
	Type      uint8
	Index     uint16
	Pad_cgo_0 [2]byte
	Flags     int32
	Addrs     int32
	Pid       int32
	Seq       int32
	Errno     int32
	Use       int32

	}
	delete(n.cache, name)
	addrs, ttl, err := n.resolve(name)
	// avoid excessive pushes due to small TTL
	if ttl < MinGatewayTTL {
		ttl = MinGatewayTTL
	}
	expiry := time.Now().Add(ttl)
	if err != nil {
		// gracefully retain old addresses in case the DNS server is unavailable
		addrs = entry.value
	}
	n.cache[name] = nameCacheEntry{
		value:  addrs,
		expiry: expiry,

const (
	pathMax = 0x400
)

type RawSockaddrInet4 struct {
	Len    uint8
	Family uint8
	Port   uint16
	Addr   [4]byte /* in_addr */
	Zero   [8]int8
}

type RawSockaddrInet6 struct {
	Len      uint8
	Family   uint8
	Port     uint16
	Flowinfo uint32
	Addr     [16]byte /* in6_addr */
	Scope_id uint32
}

type RawSockaddrUnix struct {
	Len    uint8
	Family uint8

	if err != nil {
		return nil, err
	}
	addrs := addrsi.([]IPAddr)
	if shared {
		clone := make([]IPAddr, len(addrs))
		copy(clone, addrs)
		addrs = clone
	}
	return addrs, nil
}

// ipAddrsEface returns an empty interface slice of addrs.
func ipAddrsEface(addrs []IPAddr) []any {
	s := make([]any, len(addrs))
	for i, v := range addrs {
		s[i] = v
	}
	return s
}