From 5a4d0959b30c8bdc035024496c7a73aa6b2203df Mon Sep 17 00:00:00 2001
From: David Chisnall <davidchisnall@users.noreply.github.com>
Date: Fri, 5 Aug 2022 16:49:02 +0100
Subject: [PATCH] Update objc/runtime.h

Co-authored-by: Frederik Seiffert <frederik@algoriddim.com>
---
 objc/runtime.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/objc/runtime.h b/objc/runtime.h
index ba479d3..7a816ec 100644
--- a/objc/runtime.h
+++ b/objc/runtime.h
@@ -26,7 +26,7 @@ extern "C" {
 #	endif
 #endif
 
-#if __has_attribute(ns_returns_retained)
+#if defined(__OBJC__) && __has_attribute(ns_returns_retained)
 #	define OBJC_RETURNS_RETAINED __attribute__((ns_returns_retained))
 #else
 #	define OBJC_RETURNS_RETAINED