Query: Transitions whose source is a given connectorPurpose: Returns the transitions in the input list whose source is a termination or history connectorstm_r_tr_from_source_cn (stm_list
in_list, int *status);
Query: Transitions whose target is a given connectorPurpose: Returns the transition in the input list whose target is a termination or history connectorstm_r_tr_to_target_cn (stm_list in_list,
int *status);