From de61a8e5d3c91b298d6031cb9227fb698d418ba2 Mon Sep 17 00:00:00 2001
From: Juliusz Sosinowicz <juliusz@wolfssl.com>
Date: Thu, 21 May 2020 19:41:40 +0200
Subject: [PATCH] Enable wolfSSL_BIO_vprintf on Windows

Enable wolfSSL_BIO_vprintf use with WOLFSSL_BIO_MEMORY and WOLFSSL_BIO_SSL on Windows with the HAVE_VA_COPY flag
---
 src/ssl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ssl.c b/src/ssl.c
index bc14865ad..cb19ebc5b 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -26404,7 +26404,7 @@ int wolfSSL_BIO_vprintf(WOLFSSL_BIO* bio, const char* format, va_list args)
             break;
 
         case WOLFSSL_BIO_MEMORY:
-    #if defined(OPENSSL_EXTRA) && !defined(_WIN32)
+    #if defined(OPENSSL_EXTRA) && (!defined(_WIN32) || defined(HAVE_VA_COPY))
         case WOLFSSL_BIO_SSL:
             {
                 int count;