bug#21393: cannot compile GNU emacs git (1 sep 2015)

[Eli Zaretskii]

> From: Glenn Morris <rgm@gnu.org>
> Cc: Uwe Brauer <oub@mat.ucm.es>,  21393@debbugs.gnu.org
> Date: Tue, 01 Sep 2015 13:48:42 -0400
> 
> 
> It should be established what the minimum versions of these libraries
> are that Emacs needs, and then configure.ac should test for those
> versions (that bit's easy, just put "foo > x" in the relevant
> EMACS_CHECK_MODULES calls).

That's one solution.  But since Emacs did build a day ago with that
old version, I guess it could continue to be possible to build it,
just by giving up on those new-and-improved bits.