\item [VolFile]
\index[fd]{VolFile }
The value is a file number, a list of file numbers, or a range of file
-numbers numbers to match on the current Volume. The file number represents
+numbers to match on the current Volume. The file number represents
the physical file on the Volume where the data is stored. For a tape volume,
this record is used to position to the correct starting file, and once the
tape is past the last specified file, reading will stop.
\item [VolBlock]
\index[fd]{VolBlock }
The value is a block number, a list of block numbers, or a range of block
-numbers numbers to match on the current Volume. The block number represents
+numbers to match on the current Volume. The block number represents
the physical block on the Volume where the data is stored. This record is
currently not used.