ii  libgl1-mesa-dri-lts-quantal                  9.0-0ubuntu1~precise4                            free implementation of the OpenGL API -- DRI modules
ii  libgl1-mesa-glx-lts-quantal                  9.0-0ubuntu1~precise4                            free implementation of the OpenGL API -- GLX runtime
ii  libglapi-mesa-lts-quantal                    9.0-0ubuntu1~precise4                            free implementation of the GL API -- shared library
ii  libglu1-mesa                                 8.0.4-0ubuntu0.3                                 Mesa OpenGL utility library (GLU)