apt-get -o DPkg::Options::="--force-confmiss" --reinstall install courier-imap-ssl
Reading Package Lists... Done
Building Dependency Tree... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 35 not upgraded.
Need to get 0B/21.4kB of archives.
After unpacking 0B of additional disk space will be used.
Do you want to continue? [Y/n] 
(Reading database ... 21084 files and directories currently installed.)
Preparing to replace courier-imap-ssl 3.0.8-4sarge5 (using .../courier-imap-ssl_3.0.8-4sarge5_i386.deb) ...
Unpacking replacement courier-imap-ssl ...
Setting up courier-imap-ssl (3.0.8-4sarge5) ...

Configuration file `/etc/courier/imapd.cnf', does not exist on system.
Installing new config file as you request.

Configuration file `/etc/courier/imapd-ssl', does not exist on system.
Installing new config file as you request.

Configuration file `/etc/init.d/courier-imap-ssl', does not exist on system.
Installing new config file as you request.