Address   [4]byte /* in_addr */
	Ifindex   int32
}

type IPv6Mreq struct {
	Multiaddr [16]byte /* in6_addr */
	Interface uint32
}

type Msghdr struct {
	Name       *byte
	Namelen    uint32
	Iov        *Iovec
	Iovlen     int32
	Control    *byte
	Controllen uint32
	Flags      int32
}

type Cmsghdr struct {
	Len   uint32
	Level int32
	Type  int32
}

	Address   [4]byte /* in_addr */
	Ifindex   int32
}

type IPv6Mreq struct {
	Multiaddr [16]byte /* in6_addr */
	Interface uint32
}

type Msghdr struct {
	Name       *byte
	Namelen    uint32
	Iov        *Iovec
	Iovlen     int32
	Control    *byte
	Controllen uint32
	Flags      int32
}

type Cmsghdr struct {
	Len   uint32
	Level int32
	Type  int32
}

	Address   [4]byte /* in_addr */
	Ifindex   int32
}

type IPv6Mreq struct {
	Multiaddr [16]byte /* in6_addr */
	Interface uint32
}

type Msghdr struct {
	Name       *byte
	Namelen    uint32
	Iov        *Iovec
	Iovlen     int32
	Control    *byte
	Controllen uint32
	Flags      int32
}

type Cmsghdr struct {
	Len   uint32
	Level int32
	Type  int32
}

	}
	return
}

func recvmsgRaw(fd int, iov []Iovec, oob []byte, flags int, rsa *RawSockaddrAny) (n, oobn int, recvflags int, err error) {
	var msg Msghdr
	msg.Name = (*byte)(unsafe.Pointer(rsa))
	msg.Namelen = uint32(SizeofSockaddrAny)
	var dummy byte
	if len(oob) > 0 {
		// receive at least one normal byte
		if emptyIovecs(iov) {
			var iova [1]Iovec
			iova[0].Base = &dummy
			iova[0].SetLen(1)

		nfd = 0
	}
	return
}

func recvmsgRaw(fd int, p, oob []byte, flags int, rsa *RawSockaddrAny) (n, oobn int, recvflags int, err error) {
	var msg Msghdr
	msg.Name = (*byte)(unsafe.Pointer(rsa))
	msg.Namelen = uint32(SizeofSockaddrAny)
	var iov Iovec
	if len(p) > 0 {
		iov.Base = (*int8)(unsafe.Pointer(&p[0]))
		iov.SetLen(len(p))
	}
	var dummy int8
	if len(oob) > 0 {
		// receive at least one normal byte

	SidTypeAlias
	SidTypeWellKnownGroup
	SidTypeDeletedAccount
	SidTypeInvalid
	SidTypeUnknown
	SidTypeComputer
	SidTypeLabel
)

//sys	LookupAccountSid(systemName *uint16, sid *SID, name *uint16, nameLen *uint32, refdDomainName *uint16, refdDomainNameLen *uint32, use *uint32) (err error) = advapi32.LookupAccountSidW

	defer f.Close()

	// TODO(iant): put these in a shared package?  But where?
	const (
		magic = "!<arch>\n"
		fmag  = "`\n"

		namelen = 16
		datelen = 12
		uidlen  = 6
		gidlen  = 6
		modelen = 8
		sizelen = 10
		fmaglen = 2
		hdrlen  = namelen + datelen + uidlen + gidlen + modelen + sizelen + fmaglen
	)

	type arhdr struct {
		name string
		date string
		uid  string
		gid  string

		nfd = 0
	}
	return
}

func recvmsgRaw(fd int, p, oob []byte, flags int, rsa *RawSockaddrAny) (n, oobn int, recvflags int, err error) {
	var msg Msghdr
	msg.Name = (*byte)(unsafe.Pointer(rsa))
	msg.Namelen = uint32(SizeofSockaddrAny)
	var iov Iovec
	if len(p) > 0 {
		iov.Base = &p[0]
		iov.SetLen(len(p))
	}
	var dummy byte
	if len(oob) > 0 {
		var sockType int

	ppa1 := (entrypoint - eyecatcherOffset) + uintptr(ppaoff)

	nameLen, err := safeload(ppa1 + nameLenOffset)
	if err != 0 {
		return 1
	}

	nameLen >>= 48
	if nameLen > 128 {
		return 1
	}

	// no function name input to argument end here
	if funcName == "" {
		return 0
	}

	var funcname [128]byte
	for i := 0; i < int(nameLen); i += 8 {
		v, err := safeload(ppa1 + nameOffset + uintptr(i))

}

var sendRecvMsgFunc struct {
	once     sync.Once
	sendAddr uintptr
	recvAddr uintptr
	err      error
}

type WSAMsg struct {
	Name        syscall.Pointer
	Namelen     int32
	Buffers     *syscall.WSABuf
	BufferCount uint32
	Control     syscall.WSABuf
	Flags       uint32
}