From c0949ad7193619eda7df29291d9e1166fecada63 Mon Sep 17 00:00:00 2001
From: Tyge Løvset <tylo@norceresearch.no>
Date: Tue, 14 Dec 2021 21:36:47 +0100
Subject: Small improvement of example box2.c.

---
 examples/box2.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/examples/box2.c b/examples/box2.c
index d65ae717..30fc5405 100644
--- a/examples/box2.c
+++ b/examples/box2.c
@@ -27,8 +27,9 @@ struct {
 
 // Box in box:
 #define i_val cbox_Point
-#define i_del(b) cbox_Point_del(b)
-#define i_opt c_no_compare|c_no_clone
+#define i_del(bp) cbox_Point_del(bp)
+#define i_from(b) cbox_Point_clone(b)
+#define i_opt c_no_compare
 #define i_tag BoxPoint
 #include <stc/cbox.h> // cbox_BoxPoint
 
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