include netlink/attr.h to fix a compile error with libnl-tiny

diff --git a/system-linux.c b/system-linux.c
index f1acc19..488f5be 100644 (file)
--- a/system-linux.c
+++ b/system-linux.c
@@ -9,6 +9,7 @@
 #include <fcntl.h>
 
 #include <netlink/msg.h>
+#include <netlink/attr.h>
 #include <libubox/uloop.h>
 
 #include "netifd.h"