# dpkg -l | grep mesa
ii libgl1-mesa-dev 7.0.2-2 A free implementation of the OpenGL API -- G
ii libgl1-mesa-dri 7.0.2-2 A free implementation of the OpenGL API -- D
ii libgl1-mesa-glx 7.0.2-2 A free implementation of the OpenGL API -- G
ii libglu1-mesa 7.0.2-2 The OpenGL utility library (GLU)
ii libglu1-mesa-dev 7.0.2-2 The OpenGL utility library -- development fi
ii mesa-common-dev 7.0.2-2 Developer documentation for Mesa
ii mesa-utils 7.0.2-2 Miscellaneous Mesa GL utilities
ii xlibmesa-dri 1:7.2-5 transitional package for Debian etch
ii xlibmesa-gl 1:7.2-5 transitional package for Debian etch
ii xlibmesa-gl-dev 1:7.2-5 transitional package for Debian etch
ii xlibmesa-glu 1:7.2-5 transitional package for Debian etch