From 9510762b45795ecb928d5829c2d5c7b499edf990 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=9F=83=E5=8D=9A=E6=8B=89=E9=85=B1?=
 <33191697+Silver-Fang@users.noreply.github.com>
Date: Tue, 8 Oct 2024 19:49:21 +0800
Subject: [PATCH] Fix atexit signature

Fix the atexit signature to be consistent with <stdlib.h>
---
 cores/arduino/Arduino.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cores/arduino/Arduino.h b/cores/arduino/Arduino.h
index 91eeb16bc..2c872dca7 100644
--- a/cores/arduino/Arduino.h
+++ b/cores/arduino/Arduino.h
@@ -129,7 +129,7 @@ typedef uint8_t byte;
 void init(void);
 void initVariant(void);
 
-int atexit(void (*func)()) __attribute__((weak));
+int atexit(void (*func)(void)) __attribute__((weak));
 
 void pinMode(uint8_t pin, uint8_t mode);
 void digitalWrite(uint8_t pin, uint8_t val);