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From: martin rudalics <rudalics@gmx.at>
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Subject: Re: Indentations, PERL
Date: Fri, 29 Jun 2007 15:56:12 +0200
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To: Stefan Monnier <monnier@iro.umontreal.ca>
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> I cannot remember using features specific to Emacs-22 in perl-mode, but
> I can't guarantee that it will work with Emacs-21 either.

It uses `syntax-ppss' which doesn't exist in Emacs 21.

> If it doesn't work, it should be pretty easy to make it work, tho.
> In any case, I'd first lobby Ubuntu to include an emacs22 package since that
> will give you other improvements at the same time.