Comment # 4 on bug 1016402 from Torsten Brodbeck

me@mycomputer:~>LIBGL_DEBUG=verbose glxspheres 
Polygons in scene: 62464 (61 spheres * 1024 polys/spheres)
libGL: OpenDriver: trying /usr/lib64/dri/tls/i965_dri.so
libGL: OpenDriver: trying /usr/lib64/dri/i965_dri.so
libGL: Can't open configuration file /home/torsten/.drirc: No such file or
directory.
libGL: Using DRI2 for screen 0
Visual ID of window: 0xd5
libGL: Can't open configuration file /home/torsten/.drirc: No such file or
directory.
Context is Direct
OpenGL Renderer: Mesa DRI Intel(R) HD Graphics 530 (Skylake GT2)
60.417095 frames/sec - 67.425478 Mpixels/sec