runqemu: set host DRI driver path for all instances of virgl usage
Falling through to host GL stack via epoxy chrpath hack was
found to be problematic in case of SDL particularly (because it does
not actually use epoxy, and does its own dlopen()).
So let's just use the mesa-native libraries everywhere, but instruct
them to load DRI drivers from the host.
NVidia's proprietary blob users have to take care of themselves, I'm afraid.
Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
