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Re: Updating top-level autoconf to 2.59

> fwiw, I wouldn't mind an explanation for why
> +m4_pattern_allow([AS_FOR_TARGET])dnl
> is necessary.  I've ran into that too.  Blech.
> 

The reason is that Autoconf reserves the AS_* namespace for itself
for the purposes of autoscan.  But I just requested that autoconf
consider relaxing in the case of AS_FOR_TARGET:
http://www.nabble.com/Usage-of-AS_FOR_TARGET-tf2783521.html#a7766569

> Bonus points for adding a comment to the file to document the reason.

Sorry, I didn't write a patch (I guess I don't get the bonus points).

-- 
Eric Blake


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