Re: AC_C_BIGENDIAN answers "universal" on powerpc-aix

[Ralf Wildenhues]

Hi Eric,

* Eric Blake wrote on Tue, Sep 02, 2008 at 03:50:48AM CEST:
> The remaining points are too risky pre-2.63, which I really hope to churn
> out soon.

Agreed.

> So here's what I'm proposing to commit.  Any comments?

Looks fine to me.  A test that exposes the AC_CONFIG_COMMANDS_PRE code
path would be nice but can be done later.

Thank you,
Ralf

> Subject: [PATCH] Improve AC_C_BIGENDIAN.
> 
> * doc/autoconf.texi (C Compiler) <AC_C_BIGENDIAN>: Mention that
> universal builds require a config header.
> * lib/autoconf/c.m4 (AC_C_BIGENDIAN): Enhance comments.  Check
> AH_HEADER at the last possible moment, so that users can use
> AC_CONFIG_HEADER after this macro.
> Reported by Stepan Kasal.