460 filt_putterdetach(struct knote *kn)  in filt_putterdetach()  argument
462 	struct putter_instance *pi = kn->kn_hook;  in filt_putterdetach()
466 	selremove_knote(&pi->pi_sel, kn);  in filt_putterdetach()
472 filt_putter(struct knote *kn, long hint)  in filt_putter()  argument
474 	struct putter_instance *pi = kn->kn_hook;  in filt_putter()
488 	kn->kn_data = pi->pi_pop->pop_waitcount(pi->pi_private);  in filt_putter()
489 	rv = kn->kn_data != 0;  in filt_putter()
502 putter_fop_kqfilter(file_t *fp, struct knote *kn)  in putter_fop_kqfilter()  argument
508 	switch (kn->kn_filter) {  in putter_fop_kqfilter()
510 		kn->kn_fop = &putter_filtops;  in putter_fop_kqfilter()
511 		kn->kn_hook = pi;  in putter_fop_kqfilter()
514 		selrecord_knote(&pi->pi_sel, kn);  in putter_fop_kqfilter()
519 		kn->kn_fop = &seltrue_filtops;  in putter_fop_kqfilter()