I'm not sure. Looks like that directory is provided by squid and avahi-daemon.
mward@laptop:/etc/resolvconf $ dpkg -S /etc/resolvconf squid, avahi-daemon: /etc/resolvconf
mward@laptop:/etc/resolvconf $ dpkg -l squid Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad) ||/ Name Version Description +++-========================================-========================================-================================================================================================ ii squid 2.7.STABLE3-4.1ubuntu1 Internet object cache (WWW proxy cache)
mward@laptop:/etc/resolvconf $ dpkg -l avahi-daemon Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad) ||/ Name Version Description +++-========================================-========================================-================================================================================================ ii avahi-daemon 0.6.23-4ubuntu4 Avahi mDNS/DNS-SD daemon
I'm not sure. Looks like that directory is provided by squid and avahi-daemon.
mward@laptop: /etc/resolvconf
$ dpkg -S /etc/resolvconf
squid, avahi-daemon: /etc/resolvconf
mward@laptop: /etc/resolvconf Unknown/ Install/ Remove/ Purge/Hold Not/Inst/ Cfg-files/ Unpacked/ Failed- cfg/Half- inst/trig- aWait/Trig- pend /Hold/Reinst- required/ X=both- problems (Status,Err: uppercase=bad) ======= ======= ======= ======= ======= ==-==== ======= ======= ======= ======= ======= =-===== ======= ======= ======= ======= ======= ======= ======= ======= ======= ======= ======= ======= ======= 4.1ubuntu1 Internet object cache (WWW proxy cache)
$ dpkg -l squid
Desired=
| Status=
|/ Err?=(none)
||/ Name Version Description
+++-===
ii squid 2.7.STABLE3-
mward@laptop: /etc/resolvconf Unknown/ Install/ Remove/ Purge/Hold Not/Inst/ Cfg-files/ Unpacked/ Failed- cfg/Half- inst/trig- aWait/Trig- pend /Hold/Reinst- required/ X=both- problems (Status,Err: uppercase=bad) ======= ======= ======= ======= ======= ==-==== ======= ======= ======= ======= ======= =-===== ======= ======= ======= ======= ======= ======= ======= ======= ======= ======= ======= ======= =======
$ dpkg -l avahi-daemon
Desired=
| Status=
|/ Err?=(none)
||/ Name Version Description
+++-===
ii avahi-daemon 0.6.23-4ubuntu4 Avahi mDNS/DNS-SD daemon