From b8febed96a78ba971553cc4efb13a44daecef383 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Tue, 20 Apr 2010 20:28:30 +0000
Subject: [PATCH] Prevent ERR_print_errors_fp crash on Win32 [from HEAD].

---
 crypto/err/err_prn.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/crypto/err/err_prn.c b/crypto/err/err_prn.c
index 4cdf342fa6..c298e16164 100644
--- a/crypto/err/err_prn.c
+++ b/crypto/err/err_prn.c
@@ -86,7 +86,12 @@ void ERR_print_errors_cb(int (*cb)(const char *str, size_t len, void *u),
 #ifndef OPENSSL_NO_FP_API
 static int print_fp(const char *str, size_t len, void *fp)
 	{
-	return fwrite(str, 1, len, fp);
+	BIO bio;
+
+	BIO_set(&bio,BIO_s_file());
+	BIO_set_fp(&bio,fp,BIO_NOCLOSE);
+
+	return BIO_printf(&bio, "%s", str);
 	}
 void ERR_print_errors_fp(FILE *fp)
 	{
-- 
2.25.1