From 04e155a84b4695607d3a6fceb8c876005f0414b8 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <david@kalnischkies.de>
Date: Wed, 23 Nov 2022 18:01:26 +0100
Subject: [PATCH] Use correct feature test macro for qsort_r detection

---
 configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure b/configure
index 96bacd218..9f2b342cd 100755
--- a/configure
+++ b/configure
@@ -270,7 +270,7 @@ int test ( void )
 }' -lpthread
 
 check_cc_snippet qsort_r '
-#define __USE_GNU
+#define _GNU_SOURCE
 #include <stdlib.h>
 #define TEST test
 int test(void)
-- 
2.47.3