From 9d228af78ad17dabb51f9059d215cc88c059a22a Mon Sep 17 00:00:00 2001
From: Karl Williamson <khw@cpan.org>
Date: Sat, 28 Nov 2020 09:20:46 -0700
Subject: Add Configure probe for getenv() buffer race

Most implementations do not have a problem with two getenv()'s running
simultaneously in different threads.  But Posix doesn't require such
good behavior.  This adds a simple probe to test the current system.
---
 metaconfig.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'metaconfig.h')

diff --git a/metaconfig.h b/metaconfig.h
index baba5eac68..ae0093afd4 100644
--- a/metaconfig.h
+++ b/metaconfig.h
@@ -14,4 +14,6 @@
  * they should be removed from here.
  *
  * HAS_WCRTOMB
+ * GETENV_PRESERVES_OTHER_THREAD
+ *
  */
-- 
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