https://git.ruby-lang.org/ruby.git/commit/?id=e79983a448

From e79983a44885db24b82f25e6fc29def347dd1a9f Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Sun, 22 May 2022 15:26:42 +0900
Subject: Check if thread-local storage is supported on macOS

We need thread-local storage on Clang, since 319afed20fba.
---
 configure.ac | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index 9e5db655e1..7a820dabd6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -340,16 +340,16 @@ AS_CASE(["$host_os:$build_os"], https://github.com/ruby/ruby/blob/trunk/configure.ac#L340
 AS_CASE(["$target_os"],
 [darwin*], [
     AC_MSG_CHECKING(if minimum required OS X version is supported)
-    AC_PREPROC_IFELSE([AC_LANG_SOURCE([[@%:@include <AvailabilityMacros.h>
+    AC_COMPILE_IFELSE([AC_LANG_SOURCE([[@%:@include <AvailabilityMacros.h>
 	@%:@if MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_5
 	@%:@error pre OS X 10.5
 	[!<===== pre OS X 10.5 =====>]
 	@%:@endif
+	int __thread conftest;
 	]])],
-	[macosx_min_required=yes],
+	[AC_MSG_RESULT(yes)],
 	[AC_MSG_RESULT(no)
 	AC_MSG_ERROR([Unsupported OS X version is required])])
-    AC_MSG_RESULT(${macosx_min_required})
 ])
 
 RUBY_MINGW32
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