postrm is in autodns-dhcp 0.8ubuntu1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | #! /bin/sh
set -e
case "$1" in
       purge)
       
	rm -rf /var/lib/autodns-dhcp/ || true
	;;
       remove|upgrade|failed-upgrade|abort-install|abort-upgrade|disappear)
        ;;
    *)
        echo "postrm called with unknown argument \`$1'" >&2
        exit 0
esac
exit 0
 |