if runtime.GOOS != "dragonfly" {
			ipv6LinkLocalUnicastTCPTests = append(ipv6LinkLocalUnicastTCPTests, []ipv6LinkLocalUnicastTest{
				{"tcp", "[" + addr + "%" + ifi.Name + "]:0", false},
			}...)
			ipv6LinkLocalUnicastUDPTests = append(ipv6LinkLocalUnicastUDPTests, []ipv6LinkLocalUnicastTest{
				{"udp", "[" + addr + "%" + ifi.Name + "]:0", false},
			}...)
		}

		}
	}
}

func TestIPv6LinkLocalUnicastTCP(t *testing.T) {
	testenv.MustHaveExternalNetwork(t)

	if !supportsIPv6() {
		t.Skip("IPv6 is not supported")
	}

	for i, tt := range ipv6LinkLocalUnicastTCPTests {
		ln, err := Listen(tt.network, tt.address)
		if err != nil {
			// It might return "LookupHost returned no
			// suitable address" error on some platforms.
			t.Log(err)
			continue
		}