Int 31 Fn 0200  P - DPMI 0.9+ - Get Real Mode Interrupt Vector             [E]

   AX = 0200h
   BL = interrupt number

Return: CF clear
   CX:DX = segment:offset of real mode interrupt handler

Note:  the DPMI implementation is required to support all 256 vectors

See Also: AX=0201h,AX=0204h,INT 21/AX=2503h