INT 2F PU - Borland C++ 3.0 DPMILOAD.EXE - SET PROTECTED-MODE INTERRUPT VECTOR  
	AX = FB42h
	BX = 0025h
	CL = interrupt number
	SI:DX = selector:offset of new handler
Return: DX = status (0000h,0004h,FFF2h) (see #03129)
SeeAlso: AX=FB42h/BX=0024h,INT 31/AX=0205h