Index: export_openscad.c
===================================================================
--- export_openscad.c	(revision 26779)
+++ export_openscad.c	(revision 26780)
@@ -573,7 +573,7 @@
 	openscad_fill_polygon_offs(gc, n_coords, x, y, 0, 0);
 }
 
-static void openscad_calibrate(double xval, double yval)
+static void openscad_calibrate(pcb_hid_t *hid, double xval, double yval)
 {
 	pcb_message(PCB_MSG_ERROR, "openscad_calibrate() not implemented");
 	return;