From eadfa019b3c82d07fb173eb34f09604c82e99a1f Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Mon, 31 May 2010 13:18:21 +0000
Subject: [PATCH] fix PR#2261 in a different way

---
 crypto/bio/b_sock.c | 7 +++++++
 e_os.h              | 4 ----
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/crypto/bio/b_sock.c b/crypto/bio/b_sock.c
index 5ea621c0cf..12b0a53a81 100644
--- a/crypto/bio/b_sock.c
+++ b/crypto/bio/b_sock.c
@@ -731,7 +731,14 @@ again:
 #ifdef SO_REUSEADDR
 		err_num=get_last_socket_error();
 		if ((bind_mode == BIO_BIND_REUSEADDR_IF_UNUSED) &&
+#ifdef OPENSSL_SYS_WINDOWS
+			/* Some versions of Windows define EADDRINUSE to
+			 * a dummy value.
+			 */
+			(err_num == WSAEADDRINUSE))
+#else
 			(err_num == EADDRINUSE))
+#endif
 			{
 			client = server;
 			if (h == NULL || strcmp(h,"*") == 0)
diff --git a/e_os.h b/e_os.h
index 48ed6bdff4..5ceeeeb950 100644
--- a/e_os.h
+++ b/e_os.h
@@ -150,10 +150,6 @@ extern "C" {
 #define clear_socket_error()	WSASetLastError(0)
 #define readsocket(s,b,n)	recv((s),(b),(n),0)
 #define writesocket(s,b,n)	send((s),(b),(n),0)
-#ifdef EADDRINUSE
-#undef EADDRINUSE
-#endif
-#define EADDRINUSE		WSAEADDRINUSE
 #elif defined(__DJGPP__)
 #define WATT32
 #define get_last_socket_error()	errno
-- 
2.25.1