mike@shion:~$ LIBGL_DEBUG=verbose /usr/lib/xscreensaver/busyspheres
libGL: XF86DRIGetClientDriverName: 1.7.2 i915 (screen 0)
libGL: OpenDriver: trying /usr/lib/dri/i915_dri.so
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is 4, (OK)
drmOpenByBusid: Searching for BusID pci:0000:00:02.0
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is 4, (OK)
drmOpenByBusid: drmOpenMinor returns 4
drmOpenByBusid: drmGetBusid reports pci:0000:00:02.0
libGL warning: 3D driver claims to not support visual 0x5b
libGL error:
Can't open configuration file /etc/drirc: No such file or directory.
libGL error:
Can't open configuration file /home/mike/.drirc: No such file or directory.