INT 2F U - RAID - INSTALLATION CHECK                                            
	AX = 9000h
Return: AL = FFh if installed
Program: RAID (Resident AID) is a TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user.  The name comes from the name of the DOS function call used to remain in memory after termination. utility program by Ross Neilson
	  Wentworth that resides mostly in EMSsee Expanded Memory Specification