Int 13 Fn 0800  - Securedrive - Installation Check                         [y]

   AX = 08000h
   DL = F0h

Return: AX = EDCBh for version 1.0-1.2
   AX = EDCCh for version 1.3
   CX = code segment
   DX = data address within code segment
Program: SecureDrive by Mike Ingle <mikeingle@delphi.com> allows you to create
     an encrypted partition on your harddisk.