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From: Miles Bader <miles@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: file-relative-name and remote files
Date: Fri, 28 Feb 2003 11:27:53 -0500
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On Fri, Feb 28, 2003 at 04:43:48PM +0100, Andreas Schwab wrote:
> I can't remember, but I think it has a similar meaning as the "//" special
> case on some other systems.  Both "//" and "/.." are not required to be
> the same as "/" according to POSIX.

CMU CS used to have a remote filesystem that used `/..' as a meta-root
(I think it was developed as part of the spice project [precursor of mach]).
I'm not sure if that's still used anywhere though.

-Miles
-- 
We live, as we dream -- alone....