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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.help
Subject: Re: how to change file coding system
Date: Fri, 12 Aug 2005 18:04:29 +0300
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> From: Pascal Bourguignon <spam@mouse-potato.com>
> Date: Fri, 12 Aug 2005 14:32:53 +0200
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> > Do you have a reason to believe `file' more than you believe Emacs?
> > That is, is it possible that `file' lies?  Can you find a character in
> > the file after translation that is not Latin-1, and if you can, what
> > is that character?
> 
> It's rather hard.  If you include control codes both in the rows 0&1
> and 8&9, then Latin-1 uses the whole 256 codes.

??? Look at the codes in the file: the range between 0x80 and 0xa0 is
not used, it's for control characters that should never appear in a
text file.