OBJECT XLN
	Succ:PTR TO LN,
	Pred:PTR TO LN,
	Type:CHAR,
	Pri:UBYTE,
	Name:PTR TO CHAR,
	SubSystem:CHAR,
	SubType:CHAR,
	Library:LONG,
	Init:LONG

CONST	SS_GRAPHICS=2,
		VIEW_EXTRA_TYPE=1,
		VIEWPORT_EXTRA_TYPE=2,
		SPECIAL_MONITOR_TYPE=3,
		MONITOR_SPEC_TYPE=4