/* Prototypes for functions defined in
bspline.c
 */

void Draw_Natural_Bspline(WINDOW * w,
                          DLISTPTR control_points);

void Draw_TripleKnot_Bspline(WINDOW * w,
                             DLISTPTR control_points);

void Draw_Closed_Bspline(WINDOW * w,
                         DLISTPTR control_points);