#ifndef _Standard_NullObject_HeaderFile
#include <Standard_NullObject.hxx>
#endif
#ifndef _TopoDS_Edge_HeaderFile
#include <TopoDS_Edge.hxx>
#endif
#ifndef _TopoDS_Face_HeaderFile
#include <TopoDS_Face.hxx>
#endif
#ifndef _BRepAdaptor_Curve2d_HeaderFile
#include <BRepAdaptor_Curve2d.hxx>
#endif