// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
-#include <ApproxInt_SvSurfaces.ixx>
+
+#include <ApproxInt_SvSurfaces.hxx>
+#include <gp_Pnt.hxx>
+#include <gp_Vec.hxx>
+#include <gp_Vec2d.hxx>
//=======================================================================
//function : ~ApproxInt_SvSurfaces