guessing the command length correctly, and if not, tell's it what's up.
- Changed strcat to strcpy in SendASPI32Command to avoid requiring the
  caller to clear the fields.
- Added a new field to HA_Unique content to fix some applications.  Will
  fix this for good at a later date.
- Added TRACE to GetASPI32DLLVersion (and FIXME when not running under
  Linux)
- Added some constants to winescsi.h
(with the help of Bernd Bernie Meyer <bmeyer@cs.monash.edu.au>)