Index: obj_arc_op.h
===================================================================
--- obj_arc_op.h	(revision 5304)
+++ obj_arc_op.h	(revision 5305)
@@ -43,7 +43,7 @@
 void *MoveArcToLayer(pcb_opctx_t *ctx, pcb_layer_t * Layer, pcb_arc_t * Arc);
 void *DestroyArc(pcb_opctx_t *ctx, pcb_layer_t *Layer, pcb_arc_t *Arc);
 void *RemoveArc_op(pcb_opctx_t *ctx, pcb_layer_t *Layer, pcb_arc_t *Arc);
-void *RotateArc(pcb_opctx_t *ctx, pcb_layer_t *Layer, pcb_arc_t *Arc);
+void *Rotate90Arc(pcb_opctx_t *ctx, pcb_layer_t *Layer, pcb_arc_t *Arc);
 
 void *pcb_arc_insert_point(pcb_opctx_t *ctx, pcb_layer_t *Layer, pcb_arc_t *arc);