renaming_3: gofix -r go1pkgrename src/pkg/[m-z]*

R=rsc
CC=golang-dev
https://golang.org/cl/5345045
diff --git a/src/pkg/net/dnsclient_unix.go b/src/pkg/net/dnsclient_unix.go
index e321ed9..bab5f2a 100644
--- a/src/pkg/net/dnsclient_unix.go
+++ b/src/pkg/net/dnsclient_unix.go
@@ -17,7 +17,7 @@
 package net
 
 import (
-	"rand"
+	"math/rand"
 	"sync"
 	"time"
 )