INT 2F - Phar Lap 286|DOS ExtenderA program which allows a program to run in protected mode while still retaining access to real-mode MSDOS services.  See also Protected Mode. Lite v2.5 - ???
	AX = ED80h
	BL = DOS extender ID (see #03110)
	SI = 5048h ("PH")
	DI = 4152h ("AR")
	???
Return: ???