INT 2F PU - Borland C++ 3.0 DPMILOAD.EXE - NULL FUNCTION
        AX = FB43h
        BX = subfunction (at least 0000h-000Eh)
Notes:  this function is only present in protected mode; it does nothing but
          an immediate IRET
        DPMILOAD.EXE itself calls various subfunctions:
            subfunction 0004h is called with CX=selector of ???, DI=selector
                of DPMILOAD data
            subfunction 0008h is called with CX=selector of DPMILOAD data