The TCODE_ENDOFFILE is the last chunk in the file and the first 4 bytes
of information in this chunk is an integer that contains the file length.
This chunk was added in February 2000 and files written with code released
earlier than this will not have this termination block.
RhinoCommon (in RhinoCommon.dll) Version: 5.1.50000.0 (5.0.20693.0)
public const uint TCODE_ENDOFFILE = 32767
Public Const TCODE_ENDOFFILE As UInteger = 32767