From e5c82d221a4c8e42085a990cd0da321bf9c18f08 Mon Sep 17 00:00:00 2001
From: Christopher Kohlhoff <chris@kohlhoff.com>
Date: Mon, 24 Sep 2007 13:19:31 +0000
Subject: [PATCH] Try making the ip::multicast::enable_loopback socket option
 an unsigned char on AIX.

[SVN r39503]
---
 include/boost/asio/ip/detail/socket_option.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/asio/ip/detail/socket_option.hpp b/include/boost/asio/ip/detail/socket_option.hpp
index fddf6b87..cf49bdd7 100644
--- a/include/boost/asio/ip/detail/socket_option.hpp
+++ b/include/boost/asio/ip/detail/socket_option.hpp
@@ -38,7 +38,7 @@ template <int IPv4_Level, int IPv4_Name, int IPv6_Level, int IPv6_Name>
 class boolean
 {
 public:
-#if defined(__sun)
+#if defined(__sun) || defined(_AIX)
   typedef unsigned char value_type;
 #else
   typedef int value_type;