sys_sendfile
{ .sy_narg = AS(sendfile_args), .sy_call = (sy_call_t *)sys_sendfile, .sy_auevent = AUE_SENDFILE, .sy_flags = SYF_CAPENABLED, .sy_thrcnt = SY_THR_STATIC }, /* 393 = sendfile */
int sys_sendfile(struct thread *, struct sendfile_args *);