fglrxinfo
Xlib:  extension "XFree86-DRI" missing on display ":1.0".
display: :0.0  screen: 0
OpenGL vendor string: Mesa project: www.mesa3d.org
OpenGL renderer string: Mesa GLX Indirect
OpenGL version string: 1.2 (1.5 Mesa 6.5.1)


beryl-manager
 XGL Present
beryl-xgl: Support for non power of two textures missing
beryl-xgl: Failed to manage screen: 0
beryl-xgl: No manageable screens found on display :1.0