pselect_args
{ .sy_narg = AS(pselect_args), .sy_call = (sy_call_t *)sys_pselect, .sy_auevent = AUE_SELECT, .sy_flags = SYF_CAPENABLED, .sy_thrcnt = SY_THR_STATIC }, /* 522 = pselect */
sys_pselect(struct thread *td, struct pselect_args *uap)
struct pselect_args *p = params;
int sys_pselect(struct thread *, struct pselect_args *);