>Unfortunately there is no DGA version of Doom. (Doom was released long
>before DGA became available.) It would be nice if X servers other than
>XFree86 supported DGA, too. :(
At least according to a thread on c.o.l.d.s, DGA requires setuid root
as well (or, quake suggests "chmod 666 /dev/mem" - erm...). Also DGA
programs are responsible for dropping permissions themselves (SVGAlib
does it for you).
On that basis I'd say DGA looks worse for security than SVGAlib :-(
Ray
-- Ray Auchterlounie <rda@kythera.demon.co.uk> "Forty Two! Is that all you've got to show for seven and a half million years' work?"