m_CondExec EVEN

To refer to a step:

m_CondExec 4,LT,STEPEC01 8,LT,STEPEC02 ONLY

To refer to a return code of the step in procedure:

m_CondExec 4,LT,STEP_PROCNAME_NUM ONLY

Where PROCNAME is the name of procedure, and NUM is the sequence number of procedure calls.