post_install()
{

	getent group vboxusers >/dev/null || /usr/sbin/groupadd -g 666 vboxusers

}


post_upgrade()
{
	rm -rf /tmp/{.,}*vbox*   #we need this to remove stuff from old, non-hardened, Vbox

	getent group vboxusers >/dev/null || /usr/sbin/groupadd -g 666 vboxusers
}

post_remove()
{
        /usr/sbin/groupdel vboxusers > /dev/null 2>&1
}


op=$1
shift
$op $*