Date: Thu, 1 Aug 1996 12:56:34 +0400 (MSD)
From: "Alexander V. Lukyanov" <lav AT video DOT yars DOT free DOT net>
Message-Id: <199608010856.MAA04126@video.yars.free.net>
To: newton AT emate DOT efis DOT ucr DOT ac DOT cr
Cc: djgpp AT delorie DOT com
Subject: Re: Someone interested in f2c?

> On Wed, 31 Jul 1996, Luis G. Hernandez Ureqa wrote:
> 
> >    If someone is  interested in the diffs  (Hey! what are the most used or
> >    best or ... options to diff in order to create some patch files? When I
> >    ran diff I don't obtain files as  the  diffs in the djgpp dist.  I know
> >    that this can be a faq, but... I have'nt seen it in the faq... and ;-))
> 
> Use `diff -c' or `diff -u'.  (No, this is not in the FAQ because only 
> people who are in the business of mailing patches need to know it, and 
> they usually already know it from somewhere.)

In info on diff there is a whole section describing how to make patches.
(if I remember correctly)