#ifndef _TopoDS_Shape_HeaderFile
#include <TopoDS_Shape.hxx>
#endif
#ifndef _TopTools_ListOfShape_HeaderFile
#include <TopTools_ListOfShape.hxx>
#endif
#ifndef _BRepOffsetAPI_MakeThickSolid_HeaderFile
#include <BRepOffsetAPI_MakeThickSolid.hxx>
#endif