BOOL FASTCALL IntGdiPaintRgn(PDC, HRGN );
HRGN FASTCALL IntCreatePolyPolygonRgn(PPOINT, PULONG, INT, INT);
INT FASTCALL IntGdiOffsetRgn(PROSRGNDATA,INT,INT);
+BOOL FASTCALL IntRectInRegion(HRGN,LPRECTL);
INT FASTCALL IntGdiCombineRgn(PROSRGNDATA, PROSRGNDATA, PROSRGNDATA, INT);
INT FASTCALL REGION_Complexity(PROSRGNDATA);