Int 15 Fn DE27  - Desqview V2.50+ - "addinstancedata" - Add Per-task Save  [Q]

   AX = DE27h
   BX = type
       0000h process
       0001h task
   ES:DI -> list of Instance Item Structures (see #0477)

Return: CF clear if successful
       AX = ???
       BX = ???
   CF set on error
       AX = error code???
       0004h invalid BX value

Note:  DESQview 2.50-2.52 are distributed as part of DESQview/X v1.0x.

See Also: INT 2F/AX=DE08h,INT 2F/AX=DE09h

Format of DESQview Instance Item Structure [one element of list]:
Offset Size    Description (Table 0477)
 00h   WORD    length of data area DESQview should save and restore on context
         switches (0000h = end of list)
 02h   DWORD   pointer to area to be saved/restored