$ dpkg -l | grep mesa
ii  libegl-mesa0:amd64                            18.0.0~rc4-1ubuntu1                           amd64        free implementation of the EGL API -- Mesa vendor library
ii  libegl1-mesa:amd64                            18.0.0~rc4-1ubuntu1                           amd64        transitional dummy package
ii  libgl1-mesa-dri:amd64                         18.0.0~rc4-1ubuntu1                           amd64        free implementation of the OpenGL API -- DRI modules
ii  libgl1-mesa-dri:i386                          18.0.0~rc4-1ubuntu1                           i386         free implementation of the OpenGL API -- DRI modules
ii  libgl1-mesa-glx:amd64                         18.0.0~rc4-1ubuntu1                           amd64        transitional dummy package
ii  libgl1-mesa-glx:i386                          18.0.0~rc4-1ubuntu1                           i386         transitional dummy package
ii  libglapi-mesa:amd64                           18.0.0~rc4-1ubuntu1                           amd64        free implementation of the GL API -- shared library
ii  libglapi-mesa:i386                            18.0.0~rc4-1ubuntu1                           i386         free implementation of the GL API -- shared library
ii  libgles2-mesa:amd64                           18.0.0~rc4-1ubuntu1                           amd64        transitional dummy package
ii  libglu1-mesa:amd64                            9.0.0-2.1build1                               amd64        Mesa OpenGL utility library (GLU)
ii  libglu1-mesa:i386                             9.0.0-2.1build1                               i386         Mesa OpenGL utility library (GLU)
ii  libglx-mesa0:amd64                            18.0.0~rc4-1ubuntu1                           amd64        free implementation of the OpenGL API -- GLX vendor library
ii  libglx-mesa0:i386                             18.0.0~rc4-1ubuntu1                           i386         free implementation of the OpenGL API -- GLX vendor library
ii  libosmesa6:amd64                              18.0.0~rc4-1ubuntu1                           amd64        Mesa Off-screen rendering extension
ii  libosmesa6:i386                               18.0.0~rc4-1ubuntu1                           i386         Mesa Off-screen rendering extension
ii  libwayland-egl1-mesa:amd64                    18.0.0~rc4-1ubuntu1                           amd64        implementation of the Wayland EGL platform -- runtime
ii  mesa-utils                                    8.4.0-1                                       amd64        Miscellaneous Mesa GL utilities
ii  mesa-va-drivers:amd64                         18.0.0~rc4-1ubuntu1                           amd64        Mesa VA-API video acceleration drivers
ii  mesa-vdpau-drivers:amd64                      18.0.0~rc4-1ubuntu1                           amd64        Mesa VDPAU video acceleration drivers

