IDENTIFICATION DIVISION.
       PROGRAM-ID. UCTRAN41.

       ENVIRONMENT DIVISION.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

       01  UCTRANST         PIC X(8).

       LINKAGE SECTION.
       01  DFHCOMMAREA.
           05  CAPARM       PIC X(1).

       PROCEDURE DIVISION.

      *     EXEC CICS RETURN END-EXEC.

           IF EIBTRMID = SPACES
               EXEC CICS ABEND ABCODE('UCTR') END-EXEC
           END-IF

           IF EIBCALEN = 0
               PERFORM FLIP-UCTRAN
           ELSE
               IF CAPARM = 'U'
                   MOVE 'UCTRAN' TO UCTRANST
               ELSE
                   IF CAPARM = 'L'
                       MOVE 'NOUCTRAN' TO UCTRANST
                   ELSE
                       EXEC CICS ABEND ABCODE('UCTR') END-EXEC
                   END-IF
               END-IF
               PERFORM APPLY-SETTING
           END-IF
            
            EXEC CICS RETURN END-EXEC.

       FLIP-UCTRAN.
           EXEC CICS INQUIRE TERMINAL(EIBTRMID) UCTRANST(UCTRANST)
                END-EXEC
           IF UCTRANST = 'UCTRAN'
               MOVE 'NOUCTRAN' TO UCTRANST
           ELSE
               MOVE 'UCTRAN' TO UCTRANST
           END-IF
           PERFORM APPLY-SETTING.

       APPLY-SETTING.
           EXEC CICS SET TERMINAL(EIBTRMID) UCTRANST(UCTRANST) END-EXEC.