(In reply to comment #17)
> > BTW, I noticed that Composite extension has not been enabled at all
> > through xorg.conf.
>
> It's been enabled by default for a while, 1.4 if not earlier.
I'm not sure. I'm seing
(**) Extension "Composite" is enabled
[...]
(II) Initializing built-in extension COMPOSITE
(In reply to comment #17)
> > BTW, I noticed that Composite extension has not been enabled at all
> > through xorg.conf.
>
> It's been enabled by default for a while, 1.4 if not earlier.
I'm not sure. I'm seing
(**) Extension "Composite" is enabled
[...]
(II) Initializing built-in extension COMPOSITE
in Xserver's logfile with this option, but only
(II) Initializing built-in extension COMPOSITE
without it.