sys_dup2
{ .sy_narg = AS(dup2_args), .sy_call = (sy_call_t *)sys_dup2, .sy_auevent = AUE_DUP2, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC }, /* 33 = dup2 */
{ .sy_narg = AS(dup2_args), .sy_call = (sy_call_t *)sys_dup2, .sy_auevent = AUE_DUP2, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC }, /* 63 = dup2 */
{ .sy_narg = AS(dup2_args), .sy_call = (sy_call_t *)sys_dup2, .sy_auevent = AUE_DUP2, .sy_flags = SYF_CAPENABLED, .sy_thrcnt = SY_THR_STATIC }, /* 90 = dup2 */
{ .sy_narg = AS(dup2_args), .sy_call = (sy_call_t *)sys_dup2, .sy_auevent = AUE_DUP2, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC }, /* 63 = dup2 */
{ .sy_narg = AS(dup2_args), .sy_call = (sy_call_t *)sys_dup2, .sy_auevent = AUE_DUP2, .sy_flags = SYF_CAPENABLED, .sy_thrcnt = SY_THR_STATIC }, /* 90 = dup2 */
int sys_dup2(struct thread *, struct dup2_args *);