func parseIPAddr(raw string) (netip.Addr, error) {
	addr, err := netip.ParseAddr(raw)
	if err != nil {
		return netip.Addr{}, fmt.Errorf("IP Address %q parse error during conversion from string: %v", raw, err)
	}

	if addr.Zone() != "" {
		return netip.Addr{}, fmt.Errorf("IP address %q with zone value is not allowed", raw)
	}

	if addr.Is4In6() {

}

// UDPAddrFromAddrPort returns addr as a UDPAddr. If addr.IsValid() is false,
// then the returned UDPAddr will contain a nil IP field, indicating an
// address family-agnostic unspecified address.
func UDPAddrFromAddrPort(addr netip.AddrPort) *UDPAddr {
	return &UDPAddr{
		IP:   addr.Addr().AsSlice(),
		Zone: addr.Addr().Zone(),
		Port: int(addr.Port()),
	}
}

        request.isBroadcast = request.addr == null || isBroadcastAddress(request.addr);

        if ( request.isBroadcast ) {
            if ( request.addr == null ) {
                request.addr = this.baddr;
            }
            n = config.getNetbiosRetryCount();
        }
        else {
            n = 1;
        }

        do {
            try {

	}
	releaseSudog(s)
}

func semrelease(addr *uint32) {
	semrelease1(addr, false, 0)
}

func semrelease1(addr *uint32, handoff bool, skipframes int) {
	root := semtable.rootFor(addr)
	atomic.Xadd(addr, 1)

	// Easy case: no waiters?
	// This check must happen after the xadd, to avoid a missed wakeup
	// (see loop in semacquire).
	if root.nwait.Load() == 0 {
		return
	}

}

// TCPAddrFromAddrPort returns addr as a [TCPAddr]. If addr.IsValid() is false,
// then the returned TCPAddr will contain a nil IP field, indicating an
// address family-agnostic unspecified address.
func TCPAddrFromAddrPort(addr netip.AddrPort) *TCPAddr {
	return &TCPAddr{
		IP:   addr.Addr().AsSlice(),
		Zone: addr.Addr().Zone(),
		Port: int(addr.Port()),
	}
}

	}
	return n, addr, err
}

// ReadFrom implements the [PacketConn] ReadFrom method.
func (c *UnixConn) ReadFrom(b []byte) (int, Addr, error) {
	if !c.ok() {
		return 0, nil, syscall.EINVAL
	}
	n, addr, err := c.readFrom(b)
	if err != nil {
		err = &OpError{Op: "read", Net: c.fd.net, Source: c.fd.laddr, Addr: c.fd.raddr, Err: err}
	}
	if addr == nil {
		return n, nil, err
	}

			const setInt64 = (addr, v) => {
				this.mem.setUint32(addr + 0, v, true);
				this.mem.setUint32(addr + 4, Math.floor(v / 4294967296), true);
			}

			const setInt32 = (addr, v) => {
				this.mem.setUint32(addr + 0, v, true);
			}

			const getInt64 = (addr) => {
				const low = this.mem.getUint32(addr + 0, true);
				const high = this.mem.getInt32(addr + 4, true);
				return low + high * 4294967296;

	var pinner runtime.Pinner
	p := new(obj)
	addr := unsafe.Pointer(p)
	if runtime.IsPinned(addr) {
		t.Fatal("already marked as pinned")
	}
	pinner.Pin(p)
	if !runtime.IsPinned(addr) {
		t.Fatal("not marked as pinned")
	}
	if runtime.GetPinCounter(addr) != nil {
		t.Fatal("pin counter should not exist")
	}
	pinner.Unpin()
	if runtime.IsPinned(addr) {
		t.Fatal("still marked as pinned")
	}
}

	}
	if a.ranges[i-1].contains(addr) {
		return addr, true
	}
	if i < len(a.ranges) {
		return a.ranges[i].base.addr(), true
	}
	return 0, false
}

// contains returns true if a covers the address addr.
func (a *addrRanges) contains(addr uintptr) bool {
	i := a.findSucc(addr)
	if i == 0 {
		return false
	}
	return a.ranges[i-1].contains(addr)
}

// add inserts a new address range to a.
//

}

func GetProfilesDirectory(dir *uint16, dirLen *uint32) (err error) {
	r1, _, e1 := syscall.Syscall(procGetProfilesDirectoryW.Addr(), 2, uintptr(unsafe.Pointer(dir)), uintptr(unsafe.Pointer(dirLen)), 0)
	if r1 == 0 {
		err = errnoErr(e1)
	}
	return
}

func WSAGetOverlappedResult(h syscall.Handle, o *syscall.Overlapped, bytes *uint32, wait bool, flags *uint32) (err error) {
	var _p0 uint32
	if wait {
		_p0 = 1
	}