Subject: Re: bug#49901: Bug in build c-ares [too many loops]

From: Thomas Jahns <[email-masked]>
Date: Wed, 1 Sep 2021 16:33:22 +0200

On 8/17/21 7:06 PM, Nick Bowler wrote:
 > If you really need something like this to support bootstrapping with
 > Autoconf 2.57 (which is getting close to 20 years old now!), I suggest
 > you find another solution that doesn't involve redefining the internals
 > on newer Autoconf versions.

I found that to support older autoconf versions, it was useful to put 
overrides into conditional blocks like this:

m4_if(m4_version_compare(m4_PACKAGE_VERSION,[2.70]),[-1],
   [m4_include([m4/ac_fc_module_output_flag.m4])])

Regards, Thomas
-- 
Thomas Jahns
HPC-Gruppe
Abteilung Anwendungssoftware

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