shift8@2axxon:~$ dpkg -l hotplug udev hal
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
+++-=======================================-=======================================-==============================================================================================
ii  hal                                     0.5.7-1ubuntu18                         Hardware Abstraction Layer
un  hotplug                                 <none>                                  (no description available)
ii  udev