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                  dBASE - File Header Structure (dBASE II)

        Offset Size           Description

          00   byte    dBASE version number 02h=dBASE II
          01   word    number of data records in file
          03   byte    month of last update
          04   byte    day of last update
          05   byte    year of last update
          06   word    size of each data record
          08 512bytes  field descriptors  (see below)
         520   byte    0Dh if all 32 field descriptors used; otherwise 00h

        - dBASE II file header has a fixed size of 521 bytes


                 DBASE - File header structure (DBASE III)

        Offset Size            Description

          00   byte      dBASE vers num 03h=dBASE III w/o .DBT
                         83h=dBASE III w .DBT
          01   byte      year of last update
          02   byte      month of last update
          03   byte      day of last update
          04   dword     long int number of data records in file
          08   word      header structure length
          10   word      data record length
          12 20bytes     version 1.0 reserved data space
        32-n 32bytes ea. field descriptors  (see below)
         n+1   byte      0dH field terminator.


        - unlike dBASE II, dBASE III has a variable length header


                         dBASE - Field Descriptors

 dBASE II Field Descriptors (header contains 32 FDs)

        Offset Size               Description

          00  11bytes    null terminated field name string, 0Dh as first
                         byte indicates end of FDs
          11   byte      data type, Char/Num/Logical (C,N,L)
          12   byte      field length
          13   word      field data address, (set in memory)
          15   byte      number of decimal places


 dBASE III Field Descriptors (FD count varies):

        Offset Size            Description

          00  11bytes   null terminated field name string
          11   byte     data type, Char/Num/Logical/Date/Memo
          12   dword    long int field data address, (set in memory)
          16   byte     field length
          17   byte     number of decimal places
          18  14bytes   version 1.00 reserved data area