quintin@helios:~$ sudo dpkg-reconfigure alsa-source
/usr/sbin/dpkg-reconfigure: alsa-source is broken or not fully installed
quintin@helios:~$ dpkg -l alsa-source
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
+++-==============-==============-============================================
rc  alsa-source    1.0.13-1       ALSA driver sources
quintin@helios:~$