}
	} else if err := setKeepAliveIdleAndInterval(c.fd, config.Idle, config.Interval); err != nil {
		return &OpError{Op: "set", Net: c.fd.net, Source: c.fd.laddr, Addr: c.fd.raddr, Err: err}
	}
	if err := setKeepAliveCount(c.fd, config.Count); err != nil {
		return &OpError{Op: "set", Net: c.fd.net, Source: c.fd.laddr, Addr: c.fd.raddr, Err: err}
	}

	return nil

			Valu(valn("addr", i, 1), OpAddr, ptrType, 0, nil, "sb"),
			Valu(valn("addr", i, 2), OpAddr, ptrType, 0, nil, "sb"),
			Valu(valn("addr", i, 3), OpAddr, ptrType, 0, nil, "sb"),
			Valu(valn("zero", i, 1), OpZero, types.TypeMem, 8, elemType, valn("addr", i, 3),
				valn("store", i-1, 4)),
			Valu(valn("store", i, 1), OpStore, types.TypeMem, 0, elemType, valn("addr", i, 1),
				valn("v", i, 0), valn("zero", i, 1)),

func Mk128(hi, lo uint64) Uint128 {
	return uint128{hi, lo}
}

func MkAddr(u Uint128, z unique.Handle[AddrDetail]) Addr {
	return Addr{u, z}
}

func IPv4(a, b, c, d uint8) Addr { return AddrFrom4([4]byte{a, b, c, d}) }

var TestAppendToMarshal = testAppendToMarshal

func (a Addr) IsZero() bool   { return a.isZero() }
func (p Prefix) IsZero() bool { return p.isZero() }

		return &OpError{Op: "set", Net: c.fd.net, Source: c.fd.laddr, Addr: c.fd.raddr, Err: err}
	}
	if err := setKeepAliveIdle(c.fd, config.Idle); err != nil {
		return &OpError{Op: "set", Net: c.fd.net, Source: c.fd.laddr, Addr: c.fd.raddr, Err: err}
	}
	if err := setKeepAliveInterval(c.fd, config.Interval); err != nil {
		return &OpError{Op: "set", Net: c.fd.net, Source: c.fd.laddr, Addr: c.fd.raddr, Err: err}
	}

func TestAppendPortIfNeeded(t *testing.T) {
	testCases := []struct {
		name   string
		addr   string
		port   int32
		expect string
	}{
		{
			name:   "IPv4 all-zeros bind address has port",
			addr:   "0.0.0.0:12345",
			port:   23456,
			expect: "0.0.0.0:12345",
		},
		{
			name:   "non-zeros IPv4 config",
			addr:   "9.8.7.6",
			port:   12345,
			expect: "9.8.7.6:12345",
		},
		{

	LOCK
	ANDB	BX, (AX)
	RET

// func Or(addr *uint32, v uint32)
TEXT ·Or(SB), NOSPLIT, $0-12
	MOVQ	ptr+0(FP), AX
	MOVL	val+8(FP), BX
	LOCK
	ORL	BX, (AX)
	RET

// func And(addr *uint32, v uint32)
TEXT ·And(SB), NOSPLIT, $0-12
	MOVQ	ptr+0(FP), AX
	MOVL	val+8(FP), BX
	LOCK
	ANDL	BX, (AX)
	RET

// func Or32(addr *uint32, v uint32) old uint32
TEXT ·Or32(SB), NOSPLIT, $0-20

		case _C_AF_INET:
			sa := (*syscall.RawSockaddrInet4)(unsafe.Pointer(*_C_ai_addr(r)))
			addr := IPAddr{IP: copyIP(sa.Addr[:])}
			addrs = append(addrs, addr)
		case _C_AF_INET6:
			sa := (*syscall.RawSockaddrInet6)(unsafe.Pointer(*_C_ai_addr(r)))
			addr := IPAddr{IP: copyIP(sa.Addr[:]), Zone: zoneCache.name(int(sa.Scope_id))}
			addrs = append(addrs, addr)
		}
	}
	return addrs, nil
}

			}
		}
	}
}

func TestModeSocket(t *testing.T) {
	if !windows.SupportUnixSocket() {
		t.Skip("unix test")
	}

	addr := testUnixAddr(t)

	l, err := Listen("unix", addr)
	if err != nil {
		t.Fatal(err)
	}
	defer l.Close()

	stat, err := os.Stat(addr)
	if err != nil {
		t.Fatal(err)
	}

	mode := stat.Mode()
	if mode&os.ModeSocket == 0 {
		t.Fatalf("%v should have ModeSocket", mode)

		for ; result != nil; result = result.Next {
			addr := unsafe.Pointer(result.Addr)
			switch result.Family {
			case syscall.AF_INET:
				a := (*syscall.RawSockaddrInet4)(addr).Addr
				addrs = append(addrs, IPAddr{IP: copyIP(a[:])})
			case syscall.AF_INET6:
				a := (*syscall.RawSockaddrInet6)(addr).Addr
				zone := zoneCache.name(int((*syscall.RawSockaddrInet6)(addr).Scope_id))

        loadbalance
        kubernetes cluster.local in-addr.arpa ip6.arpa {
           pods insecure
           upstream
           fallthrough in-addr.arpa ip6.arpa
           ttl 30
        }
        health
    }
`,
			expectedCorefileData: `.:53 {
    errors
    health {
       lameduck 5s
    }
    ready
    kubernetes cluster.local in-addr.arpa ip6.arpa {
       pods insecure