Int 20  P - Microsoft Windows - Vmpoll - Vxd Services                      [W]

   VxD = 0018h

Note:  the desired VxD and service number are identified by the data
     immediately following the INT 20 instruction, as in:
       INT 20h
       DW  service number
       DW  VxD identifier

See Also: INT 2F/AX=1684h"DEVICE API",INT 30"Windows",#0961,#1032

(Table 0980)
Values for VMPoll (VxD ID 0018h) service number:
 00h   get version
 01h   enable/disable
 02h   reset detection
 03h   check idle

See Also: #0965,#2344 at INT 2F/AX=1684h/BX=0017h