sys_nanosleep
{ .sy_narg = AS(nanosleep_args), .sy_call = (sy_call_t *)sys_nanosleep, .sy_auevent = AUE_NULL, .sy_flags = SYF_CAPENABLED, .sy_thrcnt = SY_THR_STATIC }, /* 240 = nanosleep */
int sys_nanosleep(struct thread *, struct nanosleep_args *);