wait6_args
{ .sy_narg = AS(wait6_args), .sy_call = (sy_call_t *)sys_wait6, .sy_auevent = AUE_WAIT6, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC }, /* 532 = wait6 */
sys_wait6(struct thread *td, struct wait6_args *uap)
struct wait6_args *p = params;
int sys_wait6(struct thread *, struct wait6_args *);