NOTE_TRIGGER
EV_SET(&ev, 666, EVFILT_USER, 0, NOTE_FFCOPY | NOTE_TRIGGER | 8, 0, 0);
EV_SET(&kev[0], 2, EVFILT_USER, 0, NOTE_TRIGGER | 0x3, 24, &dummy2);
EV_SET(&kev[0], 2, EVFILT_USER, 0, NOTE_TRIGGER | 0x3, 9, &dummy2);
EV_SET(&kev[0], 1, EVFILT_USER, 0, NOTE_TRIGGER | NOTE_FFAND | 0x0ffff0,
EV_SET(&kev[0], 1, EVFILT_USER, EV_ADD, ~0U & ~NOTE_TRIGGER, 0, NULL);
EV_SET(&kev[0], 1, EVFILT_USER, 0, NOTE_TRIGGER | NOTE_FFNOP,
EV_SET(&kev[0], 2, EVFILT_USER, EV_ADD, NOTE_TRIGGER, 654, &dummy2);
kn->kn_ptr.p_useract = ((kn->kn_sfflags & NOTE_TRIGGER) != 0);
if (kev->fflags & NOTE_TRIGGER)