len, int flags); }
	SYS_PIPE           = 263 // { int sys_pipe(int *fdp); }
	SYS_FHOPEN         = 264 // { int sys_fhopen(const fhandle_t *fhp, int flags); }
	SYS_PREADV         = 267 // { ssize_t sys_preadv(int fd, \
	SYS_PWRITEV        = 268 // { ssize_t sys_pwritev(int fd, \
	SYS_KQUEUE         = 269 // { int sys_kqueue(void); }
	SYS_MLOCKALL       = 271 // { int sys_mlockall(int flags); }
	SYS_MUNLOCKALL     = 272 // { int sys_munlockall(void); }
	SYS_GETRESUID      = 281 // { int sys_getresuid(uid_t *ruid, uid_t *euid, \
	SYS_SETRESUID      = 282 // { int sys_setresuid(uid_t ruid, uid_t euid, \
	SYS_GETRESGID      = 283 // { int sys_getresgid(gid_t *rgid, gid_t *egid, \
	SYS_SETRESGID      = 284 // { int sys_setresgid(gid_t rgid, gid_t egid, \
	SYS_MQUERY         = 286 // { void *sys_mquery(void *addr, size_t len, int prot, \
	SYS_CLOSEFROM      = 287 // { int sys_closefrom(int fd); }
	SYS_SIGALTSTACK    = 288 // { int sys_sigaltstack(const struct sigaltstack *nss, \
	SYS_SHMGET         = 289 // { int sys_shmget(key_t key, size_t size, int shmflg); }
	SYS_SEMOP          = 290 // { int sys_semop(int semid, struct sembuf *sops, \
	SYS_FHSTAT         = 294 // { int sys_fhstat(const fhandle_t *fhp, \
	SYS___SEMCTL       = 295 // { int sys___semctl(int semid, int semnum, int cmd, \
	SYS_SHMCTL         = 296 // { int sys_shmctl(int shmid, int cmd, \
	SYS_MSGCTL         = 297 // { int sys_msgctl(int msqid, int cmd, \
	SYS_SCHED_YIELD    = 298 // { int sys_sched_yield(void); }
	SYS_GETTHRID       = 299 // { pid_t sys_getthrid(void); }
	SYS___THRWAKEUP    = 301 // { int sys___thrwakeup(const volatile void *ident, \
	SYS___THREXIT      = 302 // { void sys___threxit(pid_t *notdead); }
	SYS___THRSIGDIVERT = 303 // { int sys___thrsigdivert(sigset_t sigmask, \
	SYS___GETCWD       = 304 // { int sys___getcwd(char *buf, size_t len); }
	SYS_ADJFREQ        = 305 // { int sys_adjfreq(const int64_t *freq, \
	SYS_SETRTABLE      = 310 // { int sys_setrtable(int rtableid); }
	SYS_GETRTABLE      = 311 // { int sys_getrtable(void); 