From f5f9708f3b62f53bcdd5c9932fdcbe49ffe4f04b Mon Sep 17 00:00:00 2001
From: Benito Palacios Sanchez <benito356@gmail.com>
Date: Tue, 16 Oct 2018 23:18:57 +0200
Subject: [PATCH] Fix undefined MSG_NOSIGNAL

Only Linux seems to support it.
For other OSes we set to the default value 0x00 to do nothing.
---
 ext/native/base/buffer.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ext/native/base/buffer.cpp b/ext/native/base/buffer.cpp
index 910a19bd7c..9b268976bb 100644
--- a/ext/native/base/buffer.cpp
+++ b/ext/native/base/buffer.cpp
@@ -13,6 +13,11 @@
 #include <unistd.h>
 #endif
 
+#ifndef MSG_NOSIGNAL
+// Default value to 0x00 (do nothing) in systems where it's not supported.
+#define MSG_NOSIGNAL 0x00
+#endif
+
 #include "base/logging.h"
 #include "base/timeutil.h"
 #include "file/fd_util.h"