SS_ISDISCONNECTED
if (so->so_state & SS_ISDISCONNECTED) {
if ((so->so_state & SS_ISDISCONNECTED) == 0 ||
so->so_state |= (SS_CANTRCVMORE|SS_CANTSENDMORE|SS_ISDISCONNECTED);
if (so->so_state & SS_ISDISCONNECTED) {
if (so->so_state & SS_ISDISCONNECTED) {
if (so->so_state & SS_ISDISCONNECTED) {