postrm is in ssmtp 2.64-8ubuntu1.
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 25 26 | #!/bin/sh
set -e
if test "$1" = "purge"
then
	if test -e /usr/share/debconf/confmodule
	then
		. /usr/share/debconf/confmodule
		db_purge
	fi
	rm -r /etc/ssmtp 2>/dev/null || true
	if test "$?" = 1
	then
		echo "/etc/ssmtp not empty -- not removed"
	fi
	if test -L /usr/doc/ssmtp
	then
		rm -f /usr/doc/ssmtp 2>/dev/null || true
	fi
fi
# Program End
exit 0
 |