ernz@ErnzPC:~$ dpkg -l "*nvidia-glx*"
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Installed/Config-files/Unpacked/Failed-config/Half-installed
|/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad)
||/ Name Version Description
+++-==============-==============-============================================
pn nvidia-glx <none> (no description available)
pn nvidia-glx-dev <none> (no description available)
un nvidia-glx-leg <none> (no description available)
un nvidia-glx-src <none> (no description available)