_LVOInitLayers		EQU	-$1E
_LVOCreateUpfrontLayer	EQU	-$24
_LVOCreateBehindLayer	EQU	-$2A
_LVOUpfrontLayer	EQU	-$30
_LVOBehindLayer		EQU	-$36
_LVOMoveLayer		EQU	-$3C
_LVOSizeLayer		EQU	-$42
_LVOScrollLayer		EQU	-$48
_LVOBeginUpdate		EQU	-$4E
_LVOEndUpdate		EQU	-$54
_LVODeleteLayer		EQU	-$5A
_LVOLockLayer		EQU	-$60
_LVOUnlockLayer		EQU	-$66
_LVOLockLayers		EQU	-$6C
_LVOUnlockLayers	EQU	-$72
_LVOLockLayerInfo	EQU	-$78
_LVOSwapBitsRastPortClipRect	EQU	-$7E
_LVOWhichLayer		EQU	-$84
_LVOUnlockLayerInfo	EQU	-$8A
_LVONewLayerInfo	EQU	-$90
_LVODisposeLayerInfo	EQU	-$96
_LVOFattenLayerInfo	EQU	-$9C
_LVOThinLayerInfo	EQU	-$A2
_LVOMoveLayerInFrontOf	EQU	-$A8
_LVOInstallClipRegion	EQU	-$AE
_LVOMoveSizeLayer	EQU	-$B4
_LVOCreateUpfrontHookLayer EQU	-$BA
_LVOCreateBehindHookLayer EQU	-$C0
_LVOInstallLayerHook	EQU	-$C6