INT 6D U - Matrox Multiple Monitor Support v1.0 - UNHOOK INTERRUPT (UNINSTALL)
	AX = BDFFh
Return: AX = 00BDh if supported
Note:	this function revectors INT 6D without checking that it points at the
	  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., and does not release the memory occupied by the 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.
SeeAlso: AX=BD60h,AX=BD61h,AX=BD6Fh