jonah@jonah-desktop:~$ dpkg --purge --force-all selinux-policy-default
dpkg: operation requires read/write access to dpkg status area
jonah@jonah-desktop:~$ sudo dpkg --purge --force-all selinux-policy-default
(Reading database ... 125314 files and directories currently installed.)
Removing selinux-policy-default ...
Purging configuration files for selinux-policy-default ...
dpkg - warning: while removing selinux-policy-default, directory `/usr/share/selinux/policy' not empty so not removed.
dpkg - warning: while removing selinux-policy-default, directory `/usr/share/selinux' not empty so not removed.
jonah@jonah-desktop:~$