--- a/mercurial/posix.py Fri Jul 22 09:55:46 2011 +0200 +++ b/mercurial/posix.py Fri Jul 22 10:31:56 2011 +0200 @@ -338,3 +338,5 @@ except OSError: pass +def lookupreg(key, name=None, scope=None): + return None