Query: Deep history connectorsPurpose: Returns all the deep history connectors in the input liststm_r_cn_deep_history_cn (stm_list
in_list, int *status);
Query: History connectorsPurpose: Returns all the history connectors in the input liststm_r_cn_history_cn (stm_list in_list,
int *status);
Query: Termination connectorsPurpose: Returns all the history connectors in the input liststm_r_cn_termination_cn (stm_list
in_list, int *status);