CONST BITMAP_Dummy=$85019000,
 BITMAP_SourceFile=(BITMAP_Dummy + 1),
 BITMAP_Screen=(BITMAP_Dummy + 2),
 BITMAP_Precision=(BITMAP_Dummy + 3),
 BITMAP_Masking=(BITMAP_Dummy + 4),
 BITMAP_BitMap=(BITMAP_Dummy + 5),
 BITMAP_Width=(BITMAP_Dummy + 6),
 BITMAP_Height=(BITMAP_Dummy + 7),
 BITMAP_MaskPlane=(BITMAP_Dummy + 8),
 BITMAP_SelectSourceFile=(BITMAP_Dummy + 9),
 BITMAP_SelectBitMap=(BITMAP_Dummy + 10),
 BITMAP_SelectWidth=(BITMAP_Dummy + 11),
 BITMAP_SelectHeight=(BITMAP_Dummy + 12),
 BITMAP_SelectMaskPlane=(BITMAP_Dummy + 13),
 BITMAP_OffsetX=(BITMAP_Dummy + 14),
 BITMAP_OffsetY=(BITMAP_Dummy + 15),
 BITMAP_SelectOffsetX=(BITMAP_Dummy + 16),
 BITMAP_SelectOffsetY=(BITMAP_Dummy + 17)
