if [ "$1" = "remove" ]; then if [ -x "/usr/bin/deb-systemd-helper" ]; then deb-systemd-helper mask #UNITFILES# >/dev/null || true fi fi if [ "$1" = "purge" ]; then if [ -x "/usr/bin/deb-systemd-helper" ]; then deb-systemd-helper purge #UNITFILES# >/dev/null || true deb-systemd-helper unmask #UNITFILES# >/dev/null || true fi fi