path: acpi-support_0.143-5.2/debian/addons/lib/screenblank
		if pidof xscreensaver >/dev/null; then
			su "$XUSER" -s /bin/sh -c "xscreensaver-command -lock"
		elif pidof gnome-screensaver > /dev/null; then
			su "$XUSER" -s /bin/sh -c "gnome-screensaver-command --lock"
		elif pidof cinnamon-screensaver > /dev/null; then