INT 7E - IWSBSDRV v1.41 - ??? (CALLS VIWD.VXD) 
	AL = 83h
	???
Return: ???
SeeAlso: AL=80h,AL=81h,AL=82h,AL=84h,AL=85h,AL=86h,AL=87h
SeeAlso: INT 2F/AX=1684h/BX=38DAh"VIWD"