From 154d8c132fbe22a248f95e95ef21f1840451da62 Mon Sep 17 00:00:00 2001
From: Bernd Edlinger <bernd.edlinger@hotmail.de>
Date: Fri, 19 Jan 2018 14:00:14 +0100
Subject: [PATCH] Add a configure option to opt-out secure memory

./config -DOPENSSL_NO_SECURE_MEMORY

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5113)
---
 crypto/mem_sec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crypto/mem_sec.c b/crypto/mem_sec.c
index afd0c26bea..8f4ae9c94a 100644
--- a/crypto/mem_sec.c
+++ b/crypto/mem_sec.c
@@ -21,7 +21,7 @@
 #include <string.h>
 
 /* e_os.h includes unistd.h, which defines _POSIX_VERSION */
-#if defined(OPENSSL_SYS_UNIX) \
+#if !defined(OPENSSL_NO_SECURE_MEMORY) && defined(OPENSSL_SYS_UNIX) \
     && defined(_POSIX_VERSION) && _POSIX_VERSION >= 200112L
 # define IMPLEMENTED
 # include <stdlib.h>
-- 
2.25.1