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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.help
Subject: Re: can unison run in emacs?
Date: Wed, 10 Jun 2009 18:45:53 -0400
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	(message from Xah Lee on Tue, 9 Jun 2009 14:44:38 -0700 (PDT))
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> From: Xah Lee <xahlee@gmail.com>
> Newsgroups: gnu.emacs.help,comp.emacs
> Date: Tue, 9 Jun 2009 14:44:38 -0700 (PDT)
> 
> When running unison within emacsW32's cygwin shell, it gives me a
> error:
> 
> bash: [6056: 1] tcsetattr: Inappropriate ioctl for device

Looks like a bug in unison (assuming it can run on a terminal that
does not support fancy interactive features), or maybe its
limitation.  It wants an interactive terminal, but Emacs's way of
invoking subordinate programs isn't.