INT 2C P - Cloaking - SET PROTECTED-MODE INTERRUPT VECTOR                       
	AX = 0007h
	CL = vector (00h-7Fh)
	DX:EBX -> interrupt handler
Return: CF clear
Notes:	this function was first introduced with RM386 (RAM-MAN/386) v6.00
	the IDTsee Interrupt Descriptor Table entry's type remains unchanged
SeeAlso: AX=0006h,INT 31/AX=0205h