INT 16 - pcANYWHERE III - CHECK STATUS                                          
	AH = 79h
Return: AX = status
	    FFFFh if resident and active
	    FFFEh if resident but not active
	    FFFDh if in Memory Resident mode
	    FFFCh if in Automatic mode
	    other value if not resident
SeeAlso: AX=7B00h,INT 21/AX=2B44h