CONNECT_CHANGE
type_c->connect_change = CONNECT_CHANGE;
type_c->connect_change = CONNECT_CHANGE;
type_c->connect_change = CONNECT_CHANGE;
type_c->connect_change = CONNECT_CHANGE;
type_c->connect_change = CONNECT_CHANGE;
type_c->connect_change = CONNECT_CHANGE;
type_c->connect_change = CONNECT_CHANGE;
type_c->connect_change = CONNECT_CHANGE;