From 73a4a9569041c984416466aacb42be2d8868dad3 Mon Sep 17 00:00:00 2001
From: Sam Anthony <sam@samanthony.xyz>
Date: Tue, 29 Oct 2024 20:16:06 -0400
Subject: ball-ball collisions (untested)

---
 geo.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'geo.c')

diff --git a/geo.c b/geo.c
index 84c73cf..6178bf6 100644
--- a/geo.c
+++ b/geo.c
@@ -1,3 +1,5 @@
+#include <stddef.h>
+
 #include "balls.h"
 
 int
-- 
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