Index: obj_arc.h
===================================================================
--- obj_arc.h	(revision 30969)
+++ obj_arc.h	(revision 30970)
@@ -39,7 +39,7 @@
 	rnd_coord_t Thickness, Clearance;
 	rnd_coord_t Width, Height;     /* length of axis */
 	rnd_coord_t X, Y;              /* center coordinates */
-	pcb_angle_t StartAngle, Delta; /* the two limiting angles in degrees */
+	rnd_angle_t StartAngle, Delta; /* the two limiting angles in degrees */
 	gdl_elem_t link;               /* an arc is in a list: either on a layer or in an element or in a font */
 };
 
@@ -48,7 +48,7 @@
 pcb_arc_t *pcb_arc_alloc_id(pcb_layer_t *layer, long int id);
 void pcb_arc_free(pcb_arc_t *data);
 
-pcb_arc_t *pcb_arc_new(pcb_layer_t *Layer, rnd_coord_t center_x, rnd_coord_t center_y, rnd_coord_t width_r, rnd_coord_t height_r, pcb_angle_t start_angle, pcb_angle_t delta_angle, rnd_coord_t Thickness, rnd_coord_t Clearance, pcb_flag_t Flags, rnd_bool prevent_dups);
+pcb_arc_t *pcb_arc_new(pcb_layer_t *Layer, rnd_coord_t center_x, rnd_coord_t center_y, rnd_coord_t width_r, rnd_coord_t height_r, rnd_angle_t start_angle, rnd_angle_t delta_angle, rnd_coord_t Thickness, rnd_coord_t Clearance, pcb_flag_t Flags, rnd_bool prevent_dups);
 pcb_arc_t *pcb_arc_dup(pcb_layer_t *dst, pcb_arc_t *src);
 pcb_arc_t *pcb_arc_dup_at(pcb_layer_t *dst, pcb_arc_t *src, rnd_coord_t dx, rnd_coord_t dy);
 void *pcb_arc_destroy(pcb_layer_t *Layer, pcb_arc_t *Arc);
@@ -63,11 +63,11 @@
 /*** Utility ***/
 void pcb_arc_bbox(pcb_arc_t *Arc);
 void pcb_arc_rotate90(pcb_arc_t *Arc, rnd_coord_t X, rnd_coord_t Y, unsigned Number);
-void pcb_arc_rotate(pcb_layer_t *layer, pcb_arc_t *arc, rnd_coord_t X, rnd_coord_t Y, double cosa, double sina, pcb_angle_t angle);
+void pcb_arc_rotate(pcb_layer_t *layer, pcb_arc_t *arc, rnd_coord_t X, rnd_coord_t Y, double cosa, double sina, rnd_angle_t angle);
 void pcb_arc_mirror(pcb_arc_t *arc, rnd_coord_t y_offs, rnd_bool undoable);
 void pcb_arc_flip_side(pcb_layer_t *layer, pcb_arc_t *arc);
 void pcb_arc_scale(pcb_arc_t *arc, double sx, double sy, double sth);
-rnd_box_t pcb_arc_mini_bbox(const pcb_arc_t *arc);
+rnd_rnd_box_t pcb_arc_mini_bbox(const pcb_arc_t *arc);
 
 
 /*** hash and eq ***/
@@ -89,7 +89,7 @@
 void pcb_arc_approx(const pcb_arc_t *arc, double res, int reverse, void *uctx, int (*cb)(void *uctx, rnd_coord_t x, rnd_coord_t y));
 
 
-void pcb_arc_set_angles(pcb_layer_t *Layer, pcb_arc_t *a, pcb_angle_t new_sa, pcb_angle_t new_da);
+void pcb_arc_set_angles(pcb_layer_t *Layer, pcb_arc_t *a, rnd_angle_t new_sa, rnd_angle_t new_da);
 void pcb_arc_set_radii(pcb_layer_t *Layer, pcb_arc_t *a, rnd_coord_t new_width, rnd_coord_t new_height);
 
 rnd_coord_t pcb_arc_length(const pcb_arc_t *arc);