From 797f0626bad7518d3355d7b0206f484e87f2c3c7 Mon Sep 17 00:00:00 2001
From: Joel Bodenmann <joel.bodenmann@hevs.ch>
Date: Sun, 28 Oct 2012 21:38:23 +0100
Subject: [PATCH] fixed compiler warnings

---
 src/graph.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/graph.c b/src/graph.c
index c26e4e40..f3c043c7 100644
--- a/src/graph.c
+++ b/src/graph.c
@@ -18,6 +18,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <stdlib.h>
 #include "ch.h"
 #include "hal.h"
 #include "gdisp.h"