Int 2F Fn 4B06  - Ms Windows - Win.com - Get ??? Pointer To Win.com        [W]

   AX = 4B06h

Return: AX = 0000h
   ES:BX -> ??? function in WIN.COM

Note:  the entry point is called with
       AX = 0001h or 0003h
       BX = ???

See Also: AX=4B80h