if len(p) == 0 {
			iov.Base = &dummy
			iov.SetLen(1)
		}
		msg.Accrights = (*int8)(unsafe.Pointer(&oob[0]))
		msg.Accrightslen = int32(len(oob))
	}
	msg.Iov = &iov
	msg.Iovlen = 1
	if n, err = recvmsg(fd, &msg, flags); err != nil {
		return
	}
	oobn = int(msg.Accrightslen)
	return
}

//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.__xnet_sendmsg

	}
}

// ReadMsg wraps the recvmsg network call.
func (fd *FD) ReadMsg(p []byte, oob []byte, flags int) (int, int, int, syscall.Sockaddr, error) {
	if err := fd.readLock(); err != nil {
		return 0, 0, 0, nil, err
	}
	defer fd.readUnlock()
	if err := fd.pd.prepareRead(fd.isFile); err != nil {
		return 0, 0, 0, nil, err
	}
	for {
		n, oobn, sysflags, sa, err := syscall.Recvmsg(fd.Sysfd, p, oob, flags)
		if err != nil {

	pp := (*RawSockaddrInet6)(unsafe.Pointer(&rsa))
	port := (*[2]byte)(unsafe.Pointer(&pp.Port))
	from.Port = int(port[0])<<8 + int(port[1])
	from.ZoneId = pp.Scope_id
	from.Addr = pp.Addr
	return
}

func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from Sockaddr, err error) {
	var rsa RawSockaddrAny
	n, oobn, recvflags, err = recvmsgRaw(fd, p, oob, flags, &rsa)

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	r0, _, e1 := Syscall(SYS_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	r0, _, e1 := Syscall(SYS_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

	SYS_GETEUID                  = 25  // { uid_t geteuid(void); }
	SYS_PTRACE                   = 26  // { int ptrace(int req, pid_t pid, \
	SYS_RECVMSG                  = 27  // { int recvmsg(int s, struct msghdr *msg, \
	SYS_SENDMSG                  = 28  // { int sendmsg(int s, struct msghdr *msg, \
	SYS_RECVFROM                 = 29  // { int recvfrom(int s, caddr_t buf, \

func selectnbsend(hchan chan<- any, elem *any) bool
func selectnbrecv(elem *any, hchan <-chan any) (bool, bool)

func selectsetpc(pc *uintptr)
func selectgo(cas0 *byte, order0 *byte, pc0 *uintptr, nsends int, nrecvs int, block bool) (int, bool)
func block()

func makeslice(typ *byte, len int, cap int) unsafe.Pointer
func makeslice64(typ *byte, len int64, cap int64) unsafe.Pointer

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	r0, _, e1 := Syscall(SYS_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	r0, _, e1 := Syscall(SYS_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags))
	n = int(r0)
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

	SYS_GETEUID                  = 25  // { uid_t geteuid(void); }
	SYS_PTRACE                   = 26  // { int ptrace(int req, pid_t pid, \
	SYS_RECVMSG                  = 27  // { int recvmsg(int s, struct msghdr *msg, \
	SYS_SENDMSG                  = 28  // { int sendmsg(int s, struct msghdr *msg, \
	SYS_RECVFROM                 = 29  // { int recvfrom(int s, caddr_t buf, \