From a5adae5fb476aeb45ff41333c3ab388652c94dc5 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Wed, 13 Jul 2016 12:33:10 +1000
Subject: [PATCH] waf: make linux check for libdl

needed for libiio
---
 Tools/ardupilotwaf/boards.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Tools/ardupilotwaf/boards.py b/Tools/ardupilotwaf/boards.py
index 25d1144cdb4..0690f34ac2d 100644
--- a/Tools/ardupilotwaf/boards.py
+++ b/Tools/ardupilotwaf/boards.py
@@ -234,6 +234,7 @@ class linux(Board):
 
         cfg.check_librt(env)
         cfg.check_lttng(env)
+        cfg.check_libdl(env)
         cfg.check_libiio(env)
 
         env.LINKFLAGS += ['-pthread',]