Int 20  P - Qemm - Vstlthd - Vxd Services                                  [W]

   VxD = 3098h

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 1029)
Values for VStlthD (VxD ID 3098h) service number:
 00h   get version

   Return: CF clear
       EAX = version (AH = major, AL = BCD minor)
 01h   ???
 02h   get current ???

   Return: CF clear
       EDX = current value of ???
 03h   ???

See Also: #1028,#1030