> I see you already pushed this (by accident)? I've already reverted it.
> The general idea is okay, > but we need a followup patch (I've had a partial patch to do something > similar on my branch, for some time now, but never got around to finishing > it, because the cleanups weren't trivial). What about unsetting POSIXLY_CORRECT around the first test? After all there are good chances that we can achieve the same effect later with -g, and the user can always unset POSIXLY_CORRECT later to fix the problem (so rejecting the M4 tout court would not be nice). What about squashing in the attached? Paolo
autoconf-posixly-correct2.patch
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