From 9b6f4aa8e802c0811a45c36c572ade2036d46a4a Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Thu, 5 Jun 2008 14:01:04 +0000
Subject: [PATCH] ip: support for the LOWER_UP flag by Natanael Copa
 <natanael.copa@gmail.com>. ~50 bytes code growth.

---
 networking/libiproute/ipaddress.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/networking/libiproute/ipaddress.c b/networking/libiproute/ipaddress.c
index 3bf854e11..07b27870d 100644
--- a/networking/libiproute/ipaddress.c
+++ b/networking/libiproute/ipaddress.c
@@ -18,6 +18,10 @@
 #include "rt_names.h"
 #include "utils.h"
 
+#ifndef IFF_LOWER_UP
+/* from linux/if.h */
+#define IFF_LOWER_UP	0x10000		/* driver signals L1 up*/
+#endif
 
 typedef struct filter_t {
 	char *label;
@@ -63,6 +67,7 @@ static void print_link_flags(unsigned flags, unsigned mdown)
 	_PF(NOTRAILERS);
 #endif
 	_PF(UP);
+	_PF(LOWER_UP);
 #undef _PF
 	if (flags)
 		printf("%x", flags);