From d139c8799b3ed902e2942d6453607e18a9beffb4 Mon Sep 17 00:00:00 2001
From: akallabeth <akallabeth@posteo.net>
Date: Mon, 26 May 2025 08:56:44 +0200
Subject: [PATCH] [winpr,wtypes] align BOOL typedef with objc.h header

---
 winpr/include/winpr/wtypes.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/winpr/include/winpr/wtypes.h b/winpr/include/winpr/wtypes.h
index d00932920..067136c34 100644
--- a/winpr/include/winpr/wtypes.h
+++ b/winpr/include/winpr/wtypes.h
@@ -95,11 +95,13 @@ typedef int32_t BOOL;
 #include <TargetConditionals.h>
 
 /* ensure compatibility with objc libraries */
-#if (defined(TARGET_OS_IPHONE) && (TARGET_OS_IPHONE != 0) && defined(__LP64__)) || \
-    (defined(TARGET_OS_WATCH) && (TARGET_OS_WATCH != 0))
+#if OBJC_BOOL_IS_BOOL
 typedef bool BOOL;
 #else
+#define OBJC_BOOL_IS_CHAR 1
 typedef signed char BOOL;
+// BOOL is explicitly signed so @encode(BOOL) == "c" rather than "C"
+// even if -funsigned-char is used.
 #endif
 #endif /* __APPLE__ */
 #endif /* __OBJC__ */