xorg build error: needs uuid

[Jeremy C. Reed]

I wrote:

>  if test x"$with_libuuid" != xno; then
> -	PKG_CHECK_MODULES(LIBUUID, uuid)
> +	PKG_CHECK_MODULES(LIBUUID, uuid,
> +		AC_DEFINE(WITH_LIBUUID,1,[libuuid support for client IDs]),

That should be HAVE_LIBUUID.

But also broken is hard-coded in ./src/Makefile.am use of WITH_LIBUUID 
and HAVE_LIBUUID