Calls to CEEQCEN and CEESCEN in COBOL

CBL LIB,QUOTE
      *Module/File Name: IGZTCWIN
      ****************************************************************
      * Demonstrates how to use CEEQCEN and CEESCEN to query         *
      * and set the century window.                                  *
      ****************************************************************
       IDENTIFICATION DIVISION.
       PROGRAM-ID.  CBCENTW.
       DATA DIVISION.
       WORKING-STORAGE SECTION.
       77  OLDCEN   PIC S9(9) BINARY.
       77  TEMPCEN  PIC S9(9) BINARY.
       01  FC.
           02  Condition-Token-Value.
           COPY  CEEIGZCT.
               03  Case-1-Condition-ID.
                   04  Severity        PIC S9(4) BINARY.
                   04  Msg-No          PIC S9(4) BINARY.
               03  Case-2-Condition-ID
                         REDEFINES Case-1-Condition-ID.
                   04  Class-Code      PIC S9(4) BINARY.
                   04  Cause-Code      PIC S9(4) BINARY.
               03  Case-Sev-Ctl    PIC X.
               03  Facility-ID     PIC XXX.
           02  I-S-Info        PIC S9(9) BINARY.
       PROCEDURE DIVISION.
      **************************************************************
      ** Call CEEQCEN to retrieve and save current century window **
      **************************************************************
           CALL "CEEQCEN" USING OLDCEN , FC.
           IF NOT CEE000 of FC  THEN
              DISPLAY "CEEQCEN failed with msg "
                   Msg-No of FC UPON CONSOLE
              STOP RUN
           END-IF.
      **************************************************************
      ** Call CEESCEN to temporarily change century window to 30  **
      **************************************************************
           MOVE 30 TO TEMPCEN.
           CALL "CEESCEN" USING TEMPCEN , FC.
           IF NOT CEE000 of FC  THEN
              DISPLAY "First call to CEESCEN failed with msg "
                  Msg-No of FC UPON CONSOLE
              STOP RUN
           END-IF.

      ** Perform date processing with 2-digit years...
         ⋮
              ** Call CEESCEN again to reset century window

           CALL "CEESCEN" USING OLDCEN , FC.
           IF NOT CEE000 of FC  THEN
              DISPLAY "Second call to CEESCEN failed with msg "
                 Msg-No of FC UPON CONSOLE
              STOP RUN
           END-IF.
           GOBACK.