func stat(path string, edir []byte) (n int, err error) {
	var _p0 *byte
	_p0, err = BytePtrFromString(path)
	if err != nil {
		return
	}
	var _p1 unsafe.Pointer
	if len(edir) > 0 {
		_p1 = unsafe.Pointer(&edir[0])
	} else {
		_p1 = unsafe.Pointer(&_zero)
	}
	r0, _, e1 := Syscall(SYS_STAT, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(edir)))
	n = int(r0)
	if int32(r0) == -1 {

x_cgo_getstackbound(uintptr bounds[2])
{
	void* addr;
	size_t size;
	pthread_t p;

	p = pthread_self();
	addr = pthread_get_stackaddr_np(p); // high address (!)
	size = pthread_get_stacksize_np(p);

	// bounds points into the Go stack. TSAN can't see the synchronization
	// in Go around stack reuse.
	_cgo_tsan_acquire();
	bounds[0] = (uintptr)addr - size;
	bounds[1] = (uintptr)addr;
	_cgo_tsan_release();

		listener.listeners[i].Close()
	}

	return nil
}

// Addr - net.Listener interface compatible method returns net.Addr.  In case of multiple TCP listeners, it returns '0.0.0.0' as IP address.
func (listener *httpListener) Addr() (addr net.Addr) {
	addr = listener.listeners[0].Addr()
	if len(listener.listeners) == 1 {
		return addr
	}

	tcpAddr := addr.(*net.TCPAddr)
	if ip := net.ParseIP("0.0.0.0"); ip != nil {

	if err != nil {
		return nil
	}
	var addr, eaddr uint64
	for _, s := range elfSyms {
		if s.Name == start {
			addr = s.Value
		} else if s.Name == end {
			eaddr = s.Value
		}
		if addr != 0 && eaddr != 0 {
			break
		}
	}
	if addr == 0 || eaddr < addr {
		return nil
	}
	size := eaddr - addr
	data := make([]byte, size)
	for _, prog := range f.elf.Progs {

func parseCidrOrIP(ip string) (netip.Addr, error) {
	if strings.Contains(ip, "/") {
		prefix, err := netip.ParsePrefix(ip)
		if err != nil {
			return netip.Addr{}, err
		}
		if !prefix.IsSingleIP() {
			return netip.Addr{}, fmt.Errorf("only single IP CIDR is allowed")
		}
		return prefix.Addr(), nil
	}
	return netip.ParseAddr(ip)
}

	}
	for _, addr := range []Addr{e.Source, e.Addr} {
		switch addr := addr.(type) {
		case nil:
		case *TCPAddr:
			if addr == nil {
				return fmt.Errorf("OpError.Source or Addr is non-nil interface: %#v, %v", addr, e)
			}
		case *UDPAddr:
			if addr == nil {
				return fmt.Errorf("OpError.Source or Addr is non-nil interface: %#v, %v", addr, e)
			}
		case *IPAddr:
			if addr == nil {

	MOVD	$(3<<3), R5
	RXSBG	$59, $60, $3, R3, R5 // R5 = 24 - ((addr % 4) * 8) = ((addr & 3) << 3) ^ (3 << 3)
	ANDW	$~3, R3              // R3 = floor(addr, 4) = addr &^ 3
	RLL	R5, R4, R4           // R4 = rotl(R4, R5)
	LAN	R4, R6, 0(R3)        // R6 = *R3; *R3 &= R4; (atomic)
	RET

// func Or(addr *uint32, v uint32)
TEXT ·Or(SB), NOSPLIT, $0-12
	MOVD	ptr+0(FP), R3
	MOVW	val+8(FP), R4

	testCases := []struct {
		tcase    string
		addr     []net.Addr
		family   AddressFamily
		expected net.IP
	}{
		{"no ipv4", []net.Addr{addrStruct{val: "2001::5/64"}}, familyIPv4, nil},
		{"no ipv6", []net.Addr{addrStruct{val: "10.128.0.4/32"}}, familyIPv6, nil},
		{"invalidV4CIDR", []net.Addr{addrStruct{val: "10.20.30.40.50/24"}}, familyIPv4, nil},

				{
					itf:   net.Interface{Index: 0, MTU: 0, Name: "eth0", HardwareAddr: nil, Flags: 0},
					addrs: []net.Addr{&net.IPNet{IP: netutils.ParseIPSloppy("10.20.30.51"), Mask: net.CIDRMask(24, 32)}},
				},
				{
					itf:   net.Interface{Index: 2, MTU: 0, Name: "eth1", HardwareAddr: nil, Flags: 0},
					addrs: []net.Addr{&net.IPNet{IP: netutils.ParseIPSloppy("100.200.201.1"), Mask: net.CIDRMask(24, 32)}},
				},
			},

	}
}

func testIsTCPAddr(t *testing.T, method string, addr Addr) {
	if _, ok := addr.(*TCPAddr); !ok {
		t.Errorf("%s: returned address is not a *TCPAddr: %T", method, addr)
	}
}

func testIsUDPAddr(t *testing.T, method string, addr Addr) {
	if _, ok := addr.(*UDPAddr); !ok {
		t.Errorf("%s: returned address is not a *UDPAddr: %T", method, addr)
	}