From c6609c83e327a36c3f0425bee94c8f1374810817 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Sch=C3=BCller?=
 <sebastian.schueller@grandcentrix.net>
Date: Thu, 15 Feb 2024 15:30:16 +0100
Subject: [PATCH] dtls_debug.c: only enable _GNU_SOURCE for MinGW builds.

---
 dtls_debug.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dtls_debug.c b/dtls_debug.c
index 9c9a0770..236fe705 100644
--- a/dtls_debug.c
+++ b/dtls_debug.c
@@ -17,9 +17,11 @@
 
 #include "tinydtls.h"
 
+#ifdef IS_WINDOWS
 #ifndef _GNU_SOURCE
 #define _GNU_SOURCE
 #endif /* _GNU_SOURCE */
+#endif /* IS_WINDOWS */
 
 #if defined(HAVE_ASSERT_H) && !defined(assert)
 #include <assert.h>