diff --git a/IPython/Magic.py b/IPython/Magic.py
index 0f9fae7..d87a66f 100644
--- a/IPython/Magic.py
+++ b/IPython/Magic.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 """Magic functions for InteractiveShell.
 
-$Id: Magic.py 2464 2007-06-27 23:03:07Z vivainio $"""
+$Id: Magic.py 2569 2007-07-31 19:48:00Z fperez $"""
 
 #*****************************************************************************
 #       Copyright (C) 2001 Janko Hauser <jhauser@zscout.de> and
@@ -2134,7 +2134,7 @@ Currently the magic system has the following functions:\n"""
             print 'You must specify a color scheme.'
             return
         import IPython.rlineimpl as readline
-        if not readline.have_readline:
+        if not readline.have_readline and sys.platform == "win32":
             msg = """\
 Proper color support under MS Windows requires the pyreadline library.
 You can find it at: