sys_aio_suspend
{ .sy_narg = AS(aio_suspend_args), .sy_call = (sy_call_t *)sys_aio_suspend, .sy_auevent = AUE_AIO_SUSPEND, .sy_flags = SYF_CAPENABLED, .sy_thrcnt = SY_THR_STATIC }, /* 315 = aio_suspend */
int sys_aio_suspend(struct thread *, struct aio_suspend_args *);