#ifndef CGAL_Kernel_pred
#  define CGAL_Kernel_pred(X, Y)
#endif

#ifndef CGAL_Kernel_comp
#  define CGAL_Kernel_comp(X, Y)
#endif
#ifndef CGAL_Kernel_comp1
#  define CGAL_Kernel_comp1(X, Y) CGAL_Kernel_comp(X, Y)
#endif
#ifndef CGAL_Kernel_comp2
#  define CGAL_Kernel_comp2(X, Y) CGAL_Kernel_comp(X, Y)
#endif

#ifndef CGAL_Kernel_cons
#  define CGAL_Kernel_cons(X, Y)
#endif
#ifndef CGAL_Kernel_cons1
#  define CGAL_Kernel_cons1(X, Y) CGAL_Kernel_cons(X, Y)
#endif
#ifndef CGAL_Kernel_cons2
#  define CGAL_Kernel_cons2(X, Y) CGAL_Kernel_cons(X, Y)
#endif

#ifndef CGAL_Kernel_obj
#  define CGAL_Kernel_obj(X,Y)
#endif
#ifndef CGAL_Kernel_obj1
#  define CGAL_Kernel_obj1(X,Y) CGAL_Kernel_obj(X,Y)
#endif
#ifndef CGAL_Kernel_obj2
#  define CGAL_Kernel_obj2(X,Y) CGAL_Kernel_obj(X,Y)
#endif
#ifndef CGAL_Kernel_obj3
#  define CGAL_Kernel_obj3(X,Y) CGAL_Kernel_obj2(X,Y)
#endif

//CGAL_Kernel_obj1(Vector,vector)
//CGAL_Kernel_obj1(Point,point)
CGAL_Kernel_obj2(Segment,segment)
//CGAL_Kernel_obj2(Sphere,sphere)
//CGAL_Kernel_obj3(Line,line)
//CGAL_Kernel_obj3(Ray,ray)
//CGAL_Kernel_obj3(Hyperplane,hyperplane)
//CGAL_Kernel_obj3(Aff_transformation,aff_transformation)
//CGAL_Kernel_obj3(Iso_box,iso_box)

//CGAL_Kernel_cons1(Construct_point_cartesian_const_iterator,
//		  construct_point_cartesian_const_iterator_object)
//CGAL_Kernel_cons1(Construct_vector_cartesian_const_iterator,
//		  construct_vector_cartesian_const_iterator_object)
//CGAL_Kernel_cons2(Sum_of_vectors,
//		  sum_of_vectors_object)
//CGAL_Kernel_cons2(Difference_of_vectors,
//		  difference_of_vectors_object)
//CGAL_Kernel_cons2(Translated_point,
//		  translated_point_object)
//CGAL_Kernel_cons2(Opposite_vector,
//		  opposite_vector_object)
//CGAL_Kernel_cons2(Scaled_vector,
//		  scaled_vector_object)
//CGAL_Kernel_cons2(Difference_of_points,
//		  difference_of_points_object)
//CGAL_Kernel_cons2(Vector_to_point,
//		  vector_to_point_object)
//CGAL_Kernel_cons2(Point_to_vector,
//		  point_to_vector_object)
//CGAL_Kernel_cons2(Midpoint,
//		  midpoint_object)
//CGAL_Kernel_cons2(Orthogonal_vector,
//		  orthogonal_vector_object)
//CGAL_Kernel_cons2(Hyperplane_translation,
//		  hyperplane_translation_object)
//CGAL_Kernel_cons2(Construct_segment,
//		  construct_segment_object)
CGAL_Kernel_cons2(Segment_extremity,
		  segment_extremity_object)

//CGAL_Kernel_comp1(Compute_point_cartesian_coordinate,
//		  compute_point_cartesian_coordinate_object)
//CGAL_Kernel_comp1(Compute_vector_cartesian_coordinate,
//		  compute_vector_cartesian_coordinate_object)
//CGAL_Kernel_comp2(Squared_length,
//		  squared_length_object)
//CGAL_Kernel_comp2(Squared_distance,
//		  squared_distance_object)
//CGAL_Kernel_comp2(Squared_distance_to_origin,
//		  squared_distance_to_origin_object)

#if 0
CGAL_Kernel_pred(Orientation,
		 orientation_object)
#endif
//CGAL_Kernel_pred(Orientation_of_points,
//		 orientation_of_points_object)
//CGAL_Kernel_pred(Orientation_of_vectors,
//		 orientation_of_vectors_object)
//CGAL_Kernel_pred(Side_of_oriented_sphere,
//		 side_of_oriented_sphere_object)
//CGAL_Kernel_pred(Less_point_cartesian_coordinate,
//		 less_point_cartesian_coordinate_object)
//CGAL_Kernel_pred(Compare_point_cartesian_coordinate,
//		 compare_point_cartesian_coordinate_object)
//CGAL_Kernel_pred(Compare_distance,
//		 compare_distance_object)
//CGAL_Kernel_pred(Compare_lexicographically,
//		 compare_lexicographically_object)
//CGAL_Kernel_pred(Less_lexicographically,
//		 less_lexicographically_object)
//CGAL_Kernel_pred(Equal_points,
//		 equal_points_object)
//CGAL_Kernel_pred(Less_or_equal_lexicographically,
//		 less_or_equal_lexicographically_object)
//CGAL_Kernel_pred(Contained_in_affine_hull,
//		 contained_in_affine_hull_object)
//CGAL_Kernel_pred(In_flat_orientation,
//		 in_flat_orientation_object)
//CGAL_Kernel_pred(In_flat_side_of_oriented_sphere,
//		 in_flat_side_of_oriented_sphere_object)
//CGAL_Kernel_pred(Construct_flat_orientation,
//		 construct_flat_orientation_object)

#undef CGAL_Kernel_pred
#undef CGAL_Kernel_comp
#undef CGAL_Kernel_comp1
#undef CGAL_Kernel_comp2
#undef CGAL_Kernel_cons
#undef CGAL_Kernel_cons1
#undef CGAL_Kernel_cons2
#undef CGAL_Kernel_obj
#undef CGAL_Kernel_obj1
#undef CGAL_Kernel_obj2
#undef CGAL_Kernel_obj3