lwp_upimutex_unlock
error = lwp_upimutex_unlock(lp, type);
error = lwp_upimutex_unlock(mp, mtype);
(void) lwp_upimutex_unlock(mp, mtype);
error = lwp_upimutex_unlock(lp, type);
error = lwp_upimutex_unlock(lp, type);