t.Helper()
			t.Fatalf("startServer failed: %v", e)
		}
		addr = l.LocalAddr().String()
		sock = l
		wg.Add(1)
		go func() {
			defer wg.Done()
			runPktSyslog(l, done)
		}()
	} else {
		l, e := net.Listen(n, la)
		if e != nil {
			t.Helper()
			t.Fatalf("startServer failed: %v", e)
		}
		addr = l.Addr().String()
		sock = l
		wg.Add(1)
		go func() {
			defer wg.Done()

// interface.
func (ifi *Interface) Addrs() ([]Addr, error) {
	if ifi == nil {
		return nil, &OpError{Op: "route", Net: "ip+net", Source: nil, Addr: nil, Err: errInvalidInterface}
	}
	ifat, err := interfaceAddrTable(ifi)
	if err != nil {
		err = &OpError{Op: "route", Net: "ip+net", Source: nil, Addr: nil, Err: err}
	}
	return ifat, err
}

	{ipv4only, nil, testInetaddr, nil, nil, nil, &AddrError{errNoSuitableAddress.Error(), "ADDR"}},
	{ipv4only, []IPAddr{{IP: IPv6loopback}}, testInetaddr, nil, nil, nil, &AddrError{errNoSuitableAddress.Error(), "ADDR"}},

	{ipv6only, nil, testInetaddr, nil, nil, nil, &AddrError{errNoSuitableAddress.Error(), "ADDR"}},

		link := &node[T]{
			prefix: ancestor,
		}
		pos := parent.prefix.Bits() + 1
		parent.child[getBitFromAddr(ancestor.Addr(), pos)] = link
		// ancestor -> children
		pos = ancestor.Bits() + 1
		idxChild := getBitFromAddr(prefix.Addr(), pos)
		idxN := getBitFromAddr(n.prefix.Addr(), pos)
		if idxChild == idxN {
			panic(fmt.Sprintf("wrong ancestor %s: child %s N %s", ancestor.String(), prefix.String(), n.prefix.String()))

}

// A Proc implements access to a procedure inside a [DLL].
type Proc struct {
	Dll  *DLL
	Name string
	addr uintptr
}

// Addr returns the address of the procedure represented by p.
// The return value can be passed to Syscall to run the procedure.
func (p *Proc) Addr() uintptr {
	return p.addr
}

// Call executes procedure p with arguments a.
//

	u, err := url.Parse(hostAddr)
	if err != nil {
		return "", "", err
	}

	addr = u.Host
	scheme = u.Scheme

	// Use the given parameter again if url.Parse()
	// didn't return any useful result.
	if addr == "" {
		addr = hostAddr
		scheme = "http"
	}

	// At this point, addr can be one of the following form:
	//	":9000"
	//	"localhost:9000"

	"unsafe"
)

const Enabled = true

//go:linkname Read runtime.msanread
func Read(addr unsafe.Pointer, sz uintptr)

//go:linkname Write runtime.msanwrite
func Write(addr unsafe.Pointer, sz uintptr)

//go:linkname Malloc runtime.msanmalloc
func Malloc(addr unsafe.Pointer, sz uintptr)

//go:linkname Free runtime.msanfree
func Free(addr unsafe.Pointer, sz uintptr)

//go:linkname Move runtime.msanmove

		var lastAddr, maxAddr uint64
		for i, inst := range insts {
			addr := inst.Addr + base

			// Guard against duplicate output from Disasm.
			if addr <= maxAddr {
				continue
			}
			maxAddr = addr

			length := 1
			if i+1 < len(insts) && insts[i+1].Addr > inst.Addr {
				// Extend to next instruction.
				length = int(insts[i+1].Addr - inst.Addr)
			}

			// Get inlined-call-stack for address.

	for _, tt := range resolveTCPAddrTests {
		addr, err := ResolveTCPAddr(tt.network, tt.litAddrOrName)
		if !reflect.DeepEqual(addr, tt.addr) || !reflect.DeepEqual(err, tt.err) {
			t.Errorf("ResolveTCPAddr(%q, %q) = %#v, %v, want %#v, %v", tt.network, tt.litAddrOrName, addr, err, tt.addr, tt.err)
			continue
		}
		if err == nil {
			addr2, err := ResolveTCPAddr(addr.Network(), addr.String())

		// that was causing b to escape and be heap allocated.
		// See issue 23382.
		// TODO: once issue 7921 is fixed, this should be reverted to
		// just "b.addr = b".
		b.addr = (*Builder)(abi.NoEscape(unsafe.Pointer(b)))
	} else if b.addr != b {
		panic("strings: illegal use of non-zero Builder copied by value")
	}
}

// String returns the accumulated string.
func (b *Builder) String() string {