From 1be8a18ccb196476c3d8bb690ea7c298ef1e5a6b Mon Sep 17 00:00:00 2001
From: Lucia Ceionia <lucia@ceionia.com>
Date: Fri, 5 Dec 2025 01:30:30 -0600
Subject: [PATCH] fix for blinken

---
 day4.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/day4.c b/day4.c
index 10b8fa8..e3ab9cc 100644
--- a/day4.c
+++ b/day4.c
@@ -148,8 +148,8 @@ line_start:
                     + (*(d - 0 + line_stride) == '@')
                     + (*(d + 1 + line_stride) == '@');
                 if (neighbors < 4) {
-                    *d = '.';
-                    result++;
+                    (*((volatile unsigned long *)&result))++;
+                    *(volatile unsigned char *)d = '.';
                     if (i > line_count-1) {
                         i = line_count;
                         l = buf + line_stride + 1;