From 6a0296791d5e81102a12a3142f5be25cb40f9825 Mon Sep 17 00:00:00 2001
From: Venkatesh Srinivas <me@endeavour.zapto.org>
Date: Tue, 6 Sep 2011 14:54:10 -0400
Subject: [PATCH] Define MSG_NOSIGNAL to 0 on platforms where it is
 unavailable.

Enables building bitcoind on OpenBSD.
---
 src/util.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/util.h b/src/util.h
index 3d7ef108b..4a68051a6 100644
--- a/src/util.h
+++ b/src/util.h
@@ -81,8 +81,10 @@ T* alignup(T* p)
     return u.ptr;
 }
 
-#ifdef __WXMSW__
+#ifndef MSG_NOSIGNAL
 #define MSG_NOSIGNAL        0
+#endif
+#ifdef __WXMSW__
 #define MSG_DONTWAIT        0
 #ifndef UINT64_MAX
 #define UINT64_MAX          _UI64_MAX