--- a/mercurial/win32.py	Fri May 06 15:13:46 2011 +0200
+++ b/mercurial/win32.py	Fri May 06 15:16:22 2011 +0200
@@ -180,7 +180,7 @@
             _kernel32.CloseHandle(h)
     return _kernel32.GetLastError() != _ERROR_INVALID_PARAMETER
 
-def lookup_reg(key, valname=None, scope=None):
+def lookupreg(key, valname=None, scope=None):
     ''' Look up a key/value name in the Windows registry.
 
     valname: value name. If unspecified, the default value for the key