}
	return nil
}

// InterfaceAnnounceMessage represents a routing message containing
// network interface arrival and departure information.
//
// Deprecated: Use golang.org/x/net/route instead.
type InterfaceAnnounceMessage struct {
	Header IfAnnounceMsghdr
}

func (m *InterfaceAnnounceMessage) sockaddr() ([]Sockaddr, error) { return nil, nil }

	case RTM_IFANNOUNCE:
		p := (*InterfaceAnnounceMessage)(unsafe.Pointer(any))
		return &InterfaceAnnounceMessage{Header: p.Header}
	case RTM_NEWADDR, RTM_DELADDR:
		p := (*InterfaceAddrMessage)(unsafe.Pointer(any))
		return &InterfaceAddrMessage{Header: p.Header, Data: b[SizeofIfaMsghdr:any.Msglen]}
	}
	return nil
}

// InterfaceAnnounceMessage represents a routing message containing

	case RTM_IFANNOUNCE:
		p := (*InterfaceAnnounceMessage)(unsafe.Pointer(any))
		return &InterfaceAnnounceMessage{Header: p.Header}
	case RTM_NEWADDR, RTM_DELADDR:
		p := (*InterfaceAddrMessage)(unsafe.Pointer(any))
		return &InterfaceAddrMessage{Header: p.Header, Data: b[p.Header.Hdrlen:any.Msglen]}
	}
	return nil
}

// InterfaceAnnounceMessage represents a routing message containing

	}
	return nil
}

// InterfaceAnnounceMessage represents a routing message containing
// network interface arrival and departure information.
//
// Deprecated: Use golang.org/x/net/route instead.
type InterfaceAnnounceMessage struct {
	Header IfAnnounceMsghdr
}

func (m *InterfaceAnnounceMessage) sockaddr() ([]Sockaddr, error) { return nil, nil }

	raw []byte // raw message
}

// Sys implements the Sys method of Message interface.
func (m *InterfaceMulticastAddrMessage) Sys() []Sys { return nil }

// An InterfaceAnnounceMessage represents an interface announcement
// message.
type InterfaceAnnounceMessage struct {
	Version int    // message version
	Type    int    // message type
	Index   int    // interface index
	Name    string // interface name

	if len(b) < w.bodyOff {
		return nil, errMessageTooShort
	}
	l := int(nativeEndian.Uint16(b[:2]))
	if len(b) < l {
		return nil, errInvalidMessage
	}
	m := &InterfaceAnnounceMessage{
		Version: int(b[2]),
		Type:    int(b[3]),
		Index:   int(nativeEndian.Uint16(b[4:6])),
		What:    int(nativeEndian.Uint16(b[22:24])),
		raw:     b[:l],
	}
	for i := 0; i < 16; i++ {
		if b[6+i] != 0 {

	if len(b) < 26 {
		return nil, errMessageTooShort
	}
	l := int(nativeEndian.Uint16(b[:2]))
	if len(b) < l {
		return nil, errInvalidMessage
	}
	m := &InterfaceAnnounceMessage{
		Version: int(b[2]),
		Type:    int(b[3]),
		Index:   int(nativeEndian.Uint16(b[6:8])),
		What:    int(nativeEndian.Uint16(b[8:10])),
		raw:     b[:l],
	}
	for i := 0; i < 16; i++ {
		if b[10+i] != 0 {

pkg syscall (freebsd-386), func SetBpfTimeout //deprecated
pkg syscall (freebsd-386), func StringSlicePtr //deprecated
pkg syscall (freebsd-386), type InterfaceAddrMessage //deprecated
pkg syscall (freebsd-386), type InterfaceAnnounceMessage //deprecated
pkg syscall (freebsd-386), type InterfaceMessage //deprecated
pkg syscall (freebsd-386), type InterfaceMulticastAddrMessage //deprecated
pkg syscall (freebsd-386), type RouteMessage //deprecated

pkg syscall (freebsd-386-cgo), type InterfaceAddrMessage struct, Header IfaMsghdr
pkg syscall (freebsd-386-cgo), type InterfaceAnnounceMessage struct
pkg syscall (freebsd-386-cgo), type InterfaceAnnounceMessage struct, Header IfAnnounceMsghdr
pkg syscall (freebsd-386-cgo), type InterfaceMessage struct
pkg syscall (freebsd-386-cgo), type InterfaceMessage struct, Data []uint8

pkg syscall (freebsd-arm64), type InterfaceAddrMessage struct, Header IfaMsghdr
pkg syscall (freebsd-arm64), type InterfaceAnnounceMessage //deprecated
pkg syscall (freebsd-arm64), type InterfaceAnnounceMessage struct
pkg syscall (freebsd-arm64), type InterfaceAnnounceMessage struct, Header IfAnnounceMsghdr
pkg syscall (freebsd-arm64), type InterfaceMessage //deprecated