postrm is in ibritish 3.4.00-6.
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 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 | #!/bin/sh
set -e
# Automatically added by dh_installdebconf
if [ "$1" = purge ] && [ -e /usr/share/debconf/confmodule ]; then
	. /usr/share/debconf/confmodule
	db_purge
fi
# End automatically added section
# Automatically added by installdeb-ispell
dico_class="ispell"
dico_varlib_remove="british.compat british.remove british.hash"
dico_varlib_rmfiles="british.remove"
case "$1" in abort-install|remove)
	if [ -d "/var/lib/$dico_class" ]; then
	    ( cd "/var/lib/$dico_class" &&
		for rmfile in $dico_varlib_rmfiles; do
		    for i in $(grep -s -e ^/usr/lib/$class -e ^/var/lib/$class "$rmfile"); do
			if [ -e "$i" ]; then
			    if [ -d "$i" ]; then
			        rmdir --ignore-fail-on-non-empty "$i"
			    else
			        rm -f "$i"
			    fi
			else
			    echo "Ignoring already removed file \"$i\"." >&2
			fi
		    done
		done
		rm -f $dico_varlib_remove )
	    if ! dpkg-query -S "/var/lib/$dico_class"  > /dev/null 2>&1; then
		rmdir --ignore-fail-on-non-empty "/var/lib/$dico_class"
	    fi
	fi
esac
# End automatically added section
# Automatically added by installdeb-ispell
rmscript="remove-default-ispell"
case "$1" in abort-install|remove)
	if which $rmscript > /dev/null 2>&1; then
	    $rmscript ibritish
	else
	    echo "Warning: $rmscript not present or executable." >&2
	fi
        # Remove shared question stuff on package removal, not only on purge
	if [ -e /usr/share/debconf/confmodule ]; then
	    . /usr/share/debconf/confmodule
	    db_purge
	fi
esac
# End automatically added section
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