From 6446be302b27e8ea203c9048de51a4d7757f2d4f Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 26 Dec 2010 10:38:44 +0000
Subject: * ext/socket/option.c: define IFNAMSIZ if not available.   fix
 compilation error on mingw32.  reported by nobu.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30384 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/socket/option.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'ext/socket/option.c')

diff --git a/ext/socket/option.c b/ext/socket/option.c
index 96cc8b440f..fec8277da1 100644
--- a/ext/socket/option.c
+++ b/ext/socket/option.c
@@ -465,6 +465,9 @@ rb_if_indextoname(const char *succ_prefix, const char *fail_prefix, unsigned int
     else
         return snprintf(buf, len, "%s%s", succ_prefix, ifbuf);
 #else
+#   ifndef IFNAMSIZ
+#       define IFNAMSIZ (sizeof(unsigned int)*3+1)
+#   endif
     return snprintf(buf, len, "%s%u", fail_prefix, ifindex);
 #endif
 }
-- 
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