The message came from xserver-xorg-video-ast which was removed from debian years ago, see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=955603
- Bug#1035895: Please add ast_dri.so Fabio Pedretti
The message came from xserver-xorg-video-ast which was removed from debian years ago, see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=955603