LAYERBACKDROP
LAYERIREFRESH
LAYERIREFRESH2
LAYERREFRESH
LAYERSIMPLE
LAYERSMART
LAYERSNAME
LAYERSUPER
LAYERS_BACKFILL
LAYERS_NEVERBACKFILL
LAYERS_NOBACKFILL
LAYERUPDATING
LAYER_CLIPRECTS_LOST
LA_BackfillHook
LA_Dummy
LA_SuperBitMap
LA_TransHook
LA_TransRegion
LA_WindowPtr
LR_Destination_BitMap
LR_Destination_Bounds
LR_Destination_RastPort
LR_Dummy
LR_Erase
LR_IgnoreList
LR_LayerInfo_Bounds
LR_RenderList
NEWLAYERINFO_CALLED