Int 15 Fn DE2F  - Desqview V2.50+ - "videonotify" - Has Direct Window Bee  [Q]

   AX = DE2Fh

Return: BX = status
       0001h keyboard focus has been given to a direct window since the
       last call
       0000h if not

Notes: DESQview 2.50-2.53 are distributed as part of DESQview/X v1.00-1.10.
   Quarterdeck stated that this call would not be available under future
     versions of DESQview Classic, but it is still present in v2.60