--- /dev/null
+// Copyright 2012 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 plan9
+
+package x509
+
+import "io/ioutil"
+
+// Possible certificate files; stop after finding one.
+var certFiles = []string{
+ "/sys/lib/tls/ca.pem",
+}
+
+func (c *Certificate) systemVerify(opts *VerifyOptions) (chains [][]*Certificate, err error) {
+ return nil, nil
+}
+
+func initSystemRoots() {
+ roots := NewCertPool()
+ for _, file := range certFiles {
+ data, err := ioutil.ReadFile(file)
+ if err == nil {
+ roots.AppendCertsFromPEM(data)
+ break
+ }
+ }
+
+ systemRoots = roots
+}