--- a/hgext/convert/cvs.py	Fri Oct 17 17:34:25 2008 +0200
+++ b/hgext/convert/cvs.py	Sun Oct 05 21:35:26 2008 +0200
@@ -252,7 +252,7 @@
             # popen2 does not support argument lists under Windows
             cmd = [util.shellquote(arg) for arg in cmd]
             cmd = util.quotecommand(' '.join(cmd))
-            self.writep, self.readp = os.popen2(cmd, 'b')
+            self.writep, self.readp = util.popen2(cmd, 'b')
 
         self.realroot = root