From 0ff7eac6fc79ad59e0b950c80906fc5b897d1b9a Mon Sep 17 00:00:00 2001
From: Logan007 <you@example.com>
Date: Sun, 26 Apr 2020 20:41:28 +0200
Subject: [PATCH] made openssl_err_as_string static to avoid conflicts with
 other ciphers that would also use their own function - those can't rely on
 the AES module being there

---
 transform_aes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/transform_aes.c b/transform_aes.c
index 59d3281..f994c8f 100644
--- a/transform_aes.c
+++ b/transform_aes.c
@@ -77,7 +77,7 @@ static int transop_deinit_aes(n2n_trans_op_t *arg) {
 #ifdef OPENSSL_1_1
 /* get any erorr message out of openssl
    taken from https://en.wikibooks.org/wiki/OpenSSL/Error_handling */
-char *openssl_err_as_string (void) {
+static char *openssl_err_as_string (void) {
   BIO *bio = BIO_new (BIO_s_mem ());
   ERR_print_errors (bio);
   char *buf = NULL;