From f4259722553335d79e9d28948ab7bdb00293a5ec Mon Sep 17 00:00:00 2001
From: Carl George <carlwgeorge@gmail.com>
Date: Tue, 8 Apr 2025 23:25:52 -0500
Subject: [PATCH] BUILD(overlay): Fix building with GCC 15

C23 added the bool keyword, which results in an error if you try to
define an identifier named bool and then build with GCC 15.  We can use
stdbool.h to define bool instead.

https://gcc.gnu.org/gcc-15/porting_to.html#c23-new-keywords
---
 overlay_gl/overlay.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/overlay_gl/overlay.c b/overlay_gl/overlay.c
index 680241e1bbb..bf3051e540f 100644
--- a/overlay_gl/overlay.c
+++ b/overlay_gl/overlay.c
@@ -14,6 +14,7 @@
 #include <pwd.h>
 #include <semaphore.h>
 #include <stdarg.h>
+#include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -37,9 +38,6 @@
 
 #	include <link.h>
 
-typedef unsigned char bool;
-#	define true 1
-#	define false 0
 #elif defined(TARGET_MAC)
 #	include <AGL/agl.h>
 #	include <Carbon/Carbon.h>