--- /dev/null
+// 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 nacl plan9
+
+package nettest
+
+import (
+ "fmt"
+ "runtime"
+)
+
+func maxOpenFiles() int {
+ return defaultMaxOpenFiles
+}
+
+func supportsRawIPSocket() (string, bool) {
+ return fmt.Sprintf("not supported on %s", runtime.GOOS), false
+}
+
+func supportsIPv6MulticastDeliveryOnLoopback() bool {
+ return false
+}
+
+func causesIPv6Crash() bool {
+ return false
+}
+
+func protocolNotSupported(err error) bool {
+ return false
+}