# aptitude reinstall glx-diversions shows: No diversion 'diversion of /usr/lib/debug/usr/lib/xorg/modules/extensions/libglx.so to /usr/lib/mesa-diverted/libglx.so.dbg by glx-diversions', none removed. No diversion 'diversion of /usr/lib/xorg/modules/extensions/libglx.so to /usr/lib/mesa-diverted/libglx.so by glx-diversions', none removed.