INT 81 - Gravis UltraSound - MEGA_EM v3.0+ - NMIsee Non-Maskable Interrupt REDIRECT
	AX = 2011h
	???
Return: ???
Note:	MegaEm calls this function from its NMIsee Non-Maskable Interrupt (INT 02) handler, and then
	  immediately returns; this permits it to operate while hooking only
	  one interrupt through the memory manager in protected mode
SeeAlso: AX=2010h,AX=2012h