From dd7d5165037525ec1d7d7b448998ad12c618c6bc Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Sat, 4 Apr 2026 11:10:45 +0200
Subject: [PATCH] =?UTF-8?q?Use=20AC=5FCOMPILE=5FIFELSE=20=E2=86=92=20AC=5F?=
 =?UTF-8?q?LINK=5FIFELSE=20in=20ax=5Ftls.m4?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

On AIX, _Thread_local may compile but not link
---
 m4/ax_tls.m4 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/m4/ax_tls.m4 b/m4/ax_tls.m4
index fb184fe2..1af4f32f 100644
--- a/m4/ax_tls.m4
+++ b/m4/ax_tls.m4
@@ -52,7 +52,7 @@ AC_DEFUN([AX_TLS], [
    [for ax_tls_keyword in thread_local _Thread_local __thread '__declspec(thread)' none; do
        AS_CASE([$ax_tls_keyword],
           [none], [ac_cv_tls=none ; break],
-          [AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+          [AC_LINK_IFELSE([AC_LANG_PROGRAM(
               [#include <stdlib.h>],
               [static  $ax_tls_keyword  int bar;]
             )],