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Message-ID: <3CF7C231.77075A18@yahoo.com>
Date: Fri, 31 May 2002 14:34:25 -0400
From: Earnie Boyd <earnie_boyd AT yahoo DOT com>
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To: Jason Spence <thalakan AT ostel DOT com>
CC: cygwin AT cygwin DOT com, autoconf AT gnu DOT org
Subject: Re: Latest autoconf breaks ccAudio, ccRTP
References: <20020531011836 DOT D69658 AT shaitan DOT lightconsulting DOT com>
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You need an AC_PREREQ(2.53) in your configure.in file.

Cygwin has specialized scripts that search for AC_PREREQ to determine
whether or not to use 2.13 or the newer versions of autoconf.  If it
doesn't find an AC_PREREQ then it defaults to 2.13.

Earnie.

Jason Spence wrote:
> 
> Hi,
> 
> I'm not on the list, please CC me on any replies.
> 
> I've been trying to debug a problem with the latest auto* tools which
> has caused at least two packages I work with to not configure under
> cygwin any more.  Autoheader outputs this:
> 
> aclocal.m4:770: error: m4_defn: undefined macro: _m4_divert_diversion
> autoconf/general.m4:2000: AC_TRY_EVAL is expanded from...
> aclocal.m4:770: the top level
> autoheader: autom4te failed with exit status: 1
>  at /usr/autotool/devel/bin/autoheader line 163
> configure.in:22: required file `src/config.h.in' not found
> aclocal.m4:770: error: m4_defn: undefined macro: _m4_divert_diversion
> autoconf/general.m4:2000: AC_TRY_EVAL is expanded from...
> aclocal.m4:770: the top level
> 
> I read the note about this in section 15.6.2 of the autoconf manual,
> but the recommendation (run autoupdate) doesn't fix the problem.  What
> do we have to do to our configure.in to fix the problem?
> 
> --
>  - Jason
> 
> Anthony's Law of Force:
>         Don't force it; get a larger hammer.

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