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Lines Matching refs:kn

390 filt_apmrdetach(struct knote *kn)
392 	struct apm_softc *sc = (struct apm_softc *)kn->kn_hook;
395 	selremove_knote(&sc->sc_rsel, kn);
400 filt_apmread(struct knote *kn, long hint)
402 	struct apm_softc *sc = kn->kn_hook;
404 	kn->kn_data = sc->event_count;
405 	return (kn->kn_data > 0);
416 apmkqfilter(dev_t dev, struct knote *kn)
420 	switch (kn->kn_filter) {
422 		kn->kn_fop = &apmread_filtops;
428 	kn->kn_hook = sc;
431 	selrecord_knote(&sc->sc_rsel, kn);