zOs/JCL/GDGDEF

//A540769Y  JOB (CP00,KE50)                                             00010001
//*
//*MAIN CLASS=PVS
//*
//***************************************************************
//*      DEFINE OF A GDG
//***************************************************************
//*
//E01     EXEC PGM=IDCAMS
//SYSPRINT  DD SYSOUT=*
//SYSTERM   DD SYSOUT=*
//SYSABEND  DD SYSOUT=*
//SYSIN     DD *
      DEFINE  GENERATIONDATAGROUP -
              (NAME(WGR.U0034.P0.VERR.LST.DWS.DATA) -
              LIMIT(33) -
              NOEMPTY -
              SCRATCH)
//XYSIN     DD *
      DELETE  WGR.U0034.P0.LST.DWS.DATA -
              GENERATIONDATAGROUP -
              PURGE