From 8cd60510aa432cefc7df9bd9bcf7be5d81dadfde Mon Sep 17 00:00:00 2001
From: Soheil Hassas Yeganeh <soheil.h.y@gmail.com>
Date: Mon, 3 Jul 2017 09:35:36 -0400
Subject: [PATCH] Remove V4 address family in cmux_test.go.

On IPv6 only machines, cmux_test.go would fail because it forces
tcp4. Simply use tcp, instead.
---
 cmux_test.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmux_test.go b/cmux_test.go
index 5331519..8746c0d 100644
--- a/cmux_test.go
+++ b/cmux_test.go
@@ -76,7 +76,7 @@ func (l *chanListener) Accept() (net.Conn, error) {
 }
 
 func testListener(t *testing.T) (net.Listener, func()) {
-	l, err := net.Listen("tcp4", ":0")
+	l, err := net.Listen("tcp", ":0")
 	if err != nil {
 		t.Fatal(err)
 	}