post_install() {
	getent group nsd &>/dev/null || groupadd -r nsd >/dev/null
	getent passwd nsd &>/dev/null || useradd -r -g nsd -d /dev/null -s /bin/false -c nsd nsd >/dev/null
	chown nsd:nsd /var/db/nsd
	chmod 700 /var/db/nsd
	install -o nsd -d /var/run/nsd
}

post_upgrade() {
	[[ `vercmp $2 3.2.9` -lt 0 ]] && cat <<\EOF
==> The database format was updated; please run `nsdc rebuild`.
EOF
	true
}

post_remove() {
	getent passwd nsd &>/dev/null && userdel nsd >/dev/null
	getent group nsd &>/dev/null && groupdel nsd >/dev/null
	true
}