ipsCp := make([]string, len(byName.addrs))
			copy(ipsCp, byName.addrs)
			return ipsCp, byName.canonicalName
		}
	}
	return nil, ""
}

// lookupStaticAddr looks up the hosts for the given address from /etc/hosts.
func lookupStaticAddr(addr string) []string {
	hosts.Lock()
	defer hosts.Unlock()
	readHosts()
	addr = parseLiteralIP(addr)
	if addr == "" {
		return nil
	}

// described in RFC 2782.
func (addrs byPriorityWeight) shuffleByWeight() {
	sum := 0
	for _, addr := range addrs {
		sum += int(addr.Weight)
	}
	for sum > 0 && len(addrs) > 1 {
		s := 0
		n := randIntn(sum)
		for i := range addrs {
			s += int(addrs[i].Weight)
			if s > n {
				if i > 0 {
					addrs[0], addrs[i] = addrs[i], addrs[0]
				}
				break
			}
		}

			addrs = append(addrs, v.Addr().String())
			ports = append(ports, int(v.Port()))
		}
	}
	if len(addrs) > 0 {
		return addrs, ports, nil
	}

	return nil, nil, fmt.Errorf("failed to get address for port %v", port)
}

// AddressForPort returns the externally reachable host and port of the component for the given port.
func (c *ingressImpl) AddressesForPort(port int) ([]string, []int) {

	}

	addr = tcpAddr
	return addr
}

// Addrs - returns all address information of TCP listeners.
func (listener *httpListener) Addrs() (addrs []net.Addr) {
	for i := range listener.listeners {
		addrs = append(addrs, listener.listeners[i].Addr())
	}

	return addrs
}

// TCPOptions specify customizable TCP optimizations on raw socket
type TCPOptions struct {

		}
		sym := Sym{Name: s.Name, Addr: s.Value, Code: '?'}
		i := sort.Search(len(addrs), func(x int) bool { return addrs[x] > s.Value })
		if i < len(addrs) {
			sym.Size = int64(addrs[i] - s.Value)
		}
		if s.Sect == 0 {
			sym.Code = 'U'
		} else if int(s.Sect) <= len(f.macho.Sections) {
			sect := f.macho.Sections[s.Sect-1]
			switch sect.Seg {
			case "__TEXT", "__DATA_CONST":
				sym.Code = 'R'
			case "__DATA":

	"net/netip"
	"sort"
)

func sortByRFC6724(addrs []IPAddr) {
	if len(addrs) < 2 {
		return
	}
	sortByRFC6724withSrcs(addrs, srcAddrs(addrs))
}

func sortByRFC6724withSrcs(addrs []IPAddr, srcs []netip.Addr) {
	if len(addrs) != len(srcs) {
		panic("internal error")
	}
	addrAttr := make([]ipAttr, len(addrs))
	srcAttr := make([]ipAttr, len(srcs))
	for i, v := range addrs {
		addrAttrIP, _ := netip.AddrFromSlice(v.IP)

		addr, err := ResolveTCPAddr(network, "www.google.com:http")
		if err != nil {
			t.Error(err)
			continue
		}
		switch {
		case network == "tcp" && addr.IP.To4() == nil:
			fallthrough
		case network == "tcp4" && addr.IP.To4() == nil:
			t.Errorf("got %v; want an IPv4 address on %s", addr, network)
		case network == "tcp6" && (addr.IP.To16() == nil || addr.IP.To4() != nil):

type InterfaceMessage struct {
	Version int    // message version
	Type    int    // message type
	Flags   int    // interface flags
	Index   int    // interface index
	Name    string // interface name
	Addrs   []Addr // addresses

	extOff int    // offset of header extension
	raw    []byte // raw message
}

// An InterfaceAddrMessage represents an interface address message.
type InterfaceAddrMessage struct {

				mask = CIDRMask(pfxlen, 8*IPv6len)
			}

			addrs = append(addrs, &IPNet{IP: ip, Mask: mask})
		}
	}

	return addrs, nil
}

// interfaceMulticastAddrTable returns addresses for a specific
// interface.
func interfaceMulticastAddrTable(ifi *Interface) ([]Addr, error) {
	return nil, nil

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