hgext/pager.py

--- a/hgext/pager.py	Fri Apr 12 17:33:24 2013 -0700
+++ b/hgext/pager.py	Fri Apr 12 17:35:56 2013 -0700
@@ -47,7 +47,7 @@
 normal behavior.
 '''
 
-import atexit, sys, os, signal, subprocess
+import atexit, sys, os, signal, subprocess, errno, shlex
 from mercurial import commands, dispatch, util, extensions
 from mercurial.i18n import _