X-Hacker.org- Interrupts & Ports

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        Get file size (INT 21h, 23h)

        Entry:
          AH = 23h
          DS:DX = address of FCB
        Return:
          AL = status
                 00h file found
                 FFh file not found

        Note: FCB's random-record field set to number of records
              (rounded up)

See Also: INT 21h, 0Fh

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