--- /dev/null
+++ b/src/libgo/go/net/sock_gnu.go
@@ -0,0 +1,14 @@
+// Copyright 2014 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build gnu
+
+package net
+
+import "syscall"
+
+func maxListenerBacklog() int {
+       // TODO: Implement this
+       return syscall.SOMAXCONN
+}