--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/druntime/import/core/sys/posix/net/if_.d	Tue Jun 02 17:43:06 2009 +0100
@@ -0,0 +1,82 @@
+/**
+ * D header file for POSIX.
+ *
+ * Copyright: Copyright Sean Kelly 2005 - 2009.
+ * License:   <a href="http://www.boost.org/LICENSE_1_0.txt>Boost License 1.0</a>.
+ * Authors:   Sean Kelly
+ * Standards: The Open Group Base Specifications Issue 6, IEEE Std 1003.1, 2004 Edition
+ *
+ *          Copyright Sean Kelly 2005 - 2009.
+ * Distributed under the Boost Software License, Version 1.0.
+ *    (See accompanying file LICENSE_1_0.txt or copy at
+ *          http://www.boost.org/LICENSE_1_0.txt)
+ */
+module core.sys.posix.net.if_;
+
+private import core.sys.posix.config;
+
+extern (C):
+
+//
+// Required
+//
+/*
+struct if_nameindex // renamed to if_nameindex_t
+{
+    uint    if_index;
+    char*   if_name;
+}
+
+IF_NAMESIZE
+
+uint            if_nametoindex(in char*);
+char*           if_indextoname(uint, char*);
+if_nameindex_t* if_nameindex();
+void            if_freenameindex(if_nameindex_t*);
+*/
+
+version( linux )
+{
+    struct if_nameindex_t
+    {
+        uint    if_index;
+        char*   if_name;
+    }
+
+    enum IF_NAMESIZE = 16;
+
+    uint            if_nametoindex(in char*);
+    char*           if_indextoname(uint, char*);
+    if_nameindex_t* if_nameindex();
+    void            if_freenameindex(if_nameindex_t*);
+}
+else version( OSX )
+{
+    struct if_nameindex_t
+    {
+        uint    if_index;
+        char*   if_name;
+    }
+
+    enum IF_NAMESIZE = 16;
+
+    uint            if_nametoindex(in char*);
+    char*           if_indextoname(uint, char*);
+    if_nameindex_t* if_nameindex();
+    void            if_freenameindex(if_nameindex_t*);
+}
+else version( freebsd )
+{
+    struct if_nameindex_t
+    {
+        uint    if_index;
+        char*   if_name;
+    }
+
+    enum IF_NAMESIZE = 16;
+
+    uint            if_nametoindex(in char*);
+    char*           if_indextoname(uint, char*);
+    if_nameindex_t* if_nameindex();
+    void            if_freenameindex(if_nameindex_t*);
+}