*COMDECK MDPITDCLS
        ITEM MDPITWORD   U(0,00,60);   # FULL WORD                     #
                                       # BITS 0-11 ARE UNUSED          #
        ITEM MDPITACTENT U(0,12,24);   # NUMBER OF ACTIVE ENTRIES      #
        ITEM MDPITTOTENT U(0,36,24);   # NUMBER OF TOTAL ENTRIES       #
        ITEM MDPITFLAGS  U(0,00,06);   # PERM FILE INFO TABLE FLAGS    #
          ITEM MDPITINDX B(0,00,01);   # TRUE - INDEX FILE PRESENT     #
          ITEM MDPITLGBR B(0,01,01);   # TRUE = LOG BEFORE MOD RECORD  #
          ITEM MDPITLGAR B(0,02,01);   # TRUE - LOG AFTER MOD RECORD   #
          ITEM MDPITLGBB B(0,03,01);   # TRUE - LOG BEFORE MOD BLOCK   #
          ITEM MDPITRECV B(0,04,01);   # TRUE - RECOVER SPECIFIED      #
                                       # BITS 5-6 ARE UNUSED           #
        ITEM MDPITUSEF   B(0,07,01);   # TRUE - PIT ENTRY IN USE       #
        ITEM MDPITCHGF   B(0,08,01);   # ENTRY CHANGED FLAG            #
                                       # BITS 9-47 ARE UNUSED          #
        ITEM MDPITNOVER  U(0,48,12);   # NUMBER OF VERSIONS WHICH SHARE#
                                       # SAME PERM FILE INFORMATION    #
        ITEM MDPITPFINFO U(1,00,60);   # PF INFO STARTS HERE           #
        ITEM MDPITXNINFO U(10,00,60);  # INDEX PF INFO STARTS HERE     #
