want6 = bytealg.CountString(addr, '[') > 0
	}
	if want6 {
		return addrs.first(isNotIPv4)
	}
	return addrs.first(isIPv4)
}

// first returns the first address which satisfies strategy, or if
// none do, then the first address of any kind.
func (addrs addrList) first(strategy func(Addr) bool) Addr {
	for _, addr := range addrs {
		if strategy(addr) {
			return addr
		}
	}

		} else {
			addrs = append(addrs, net.JoinHostPort(ingr.Hostname, strconv.Itoa(port)))
		}
	}
	return addrs, true, nil
}

func removeCRDsSlice(raw []string) string {
	res := make([]string, 0)
	for _, r := range raw {
		res = append(res, removeCRDs(r))
	}
	return yml.JoinString(res...)

		}
		defer syscall.FreeAddrInfoW(result)
		addrs := make([]IPAddr, 0, 5)
		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

	if !ok || i != len(mask) || n < 0 || n > ipAddr.BitLen() {
		return nil, nil, &ParseError{Type: "CIDR address", Text: s}
	}
	m := CIDRMask(n, ipAddr.BitLen())
	addr16 := ipAddr.As16()
	return IP(addr16[:]), &IPNet{IP: IP(addr16[:]).Mask(m), Mask: m}, nil
}

func copyIP(x IP) IP {
	y := make(IP, len(x))
	copy(y, x)
	return y

				t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
			}
		}

		addrs := listener.Addrs()
		addrSet := set.NewStringSet()
		for _, addr := range addrs {
			addrSet.Add(addr.String())
		}

		if !addrSet.Equals(testCase.expectedAddrs) {
			t.Fatalf("Test %d: addr: expected = %v, got = %v", i+1, testCase.expectedAddrs, addrs)
		}

		listener.Close()
	}

	// ---------------------------------------------------------------------------/
	VREPF $3, Y0, YDIG
	VMLF  X0, YDIG, ADD1
	VMLF  ADD1, K0, MK0
	VREPF $3, MK0, MK0

	VMLF  X1, YDIG, ADD2
	VMLHF X0, YDIG, ADD1H
	VMLHF X1, YDIG, ADD2H

	VMALF  M0, MK0, ADD1, RED1
	VMALHF M0, MK0, ADD1, RED1H
	VMALF  M1, MK0, ADD2, RED2
	VMALHF M1, MK0, ADD2, RED2H

	VSLDB $12, RED2, RED1, RED1

		}
	}

	for i, tt := range tests {
		d := &Dialer{LocalAddr: tt.laddr}
		var addr string
		ip := ParseIP(tt.raddr)
		if ip.To4() != nil {
			addr = lss[0].Listener.Addr().String()
		}
		if ip.To16() != nil && ip.To4() == nil {
			addr = lss[1].Listener.Addr().String()
		}
		c, err := d.Dial(tt.network, addr)
		if err == nil && tt.error != nil || err != nil && tt.error == nil {

			continue
		}
		have := make([]string, 0)
		addrs, err := ifi.Addrs()
		if err != nil {
			t.Fatal(err)
		}
		for _, addr := range addrs {
			switch addr := addr.(type) {
			case *IPNet:
				if addr.IP.To4() != nil {
					have = append(have, addr.String())
				}
				if addr.IP.To16() != nil && addr.IP.To4() == nil {
					// netsh does not output netmask for ipv6, so ignore ipv6 mask

		}
		switch addr := addr.(type) {
		case *TCPAddr:
			if !wildcard && !addr.isWildcard() && !addr.IP.matchAddrFamily(tcp.IP) {
				continue
			}
			naddrs = append(naddrs, addr)
		case *UDPAddr:
			if !wildcard && !addr.isWildcard() && !addr.IP.matchAddrFamily(udp.IP) {
				continue
			}
			naddrs = append(naddrs, addr)
		case *IPAddr:

		}
		if !tt.a && !tt.aaaa && len(addrs) > 0 {
			t.Errorf("unexpected %v for %s", addrs, tt.name)
		}
		for _, addr := range addrs {
			if !tt.a && addr.IP.To4() != nil {
				t.Errorf("got %v; must not be IPv4 address", addr)
			}
			if !tt.aaaa && addr.IP.To16() != nil && addr.IP.To4() == nil {
				t.Errorf("got %v; must not be IPv6 address", addr)
			}
		}
	}
}