Index: export_openscad.c
===================================================================
--- export_openscad.c	(revision 30912)
+++ export_openscad.c	(revision 30913)
@@ -500,7 +500,7 @@
 	TRX(x1); TRY(y1);
 	TRX(x2); TRY(y2);
 
-	length = pcb_distance(x1, y1, x2, y2);
+	length = rnd_distance(x1, y1, x2, y2);
 	angle = atan2((double)y2-y1, (double)x2-x1);
 
 	if (gc->cap == pcb_cap_square)