[Xcb] bugfix and cleanups for auto* stuff

[Uli Schlachter]

Hi,

On 25.07.2013 12:02, Daniel Martin wrote:
> these're a few cleanups, mostly for configure.ac and a bugfix for
> #66413.

Wow. I learnt some new magic. :-)

For the whole series:

Reviewed-by: Uli Schlachter <psychon at znc.in>
-- 
Bitte nicht mit dem verbleibenden Auge in den Laser gucken.
 - Vincent Ebert