From 56b92e7d8c1f9453e95e0668c2bf2caec4ca8f78 Mon Sep 17 00:00:00 2001
From: Randy Mackay <rmackay9@yahoo.com>
Date: Wed, 13 May 2015 17:55:39 +0900
Subject: [PATCH] AC_PID: fix example sketch

---
 libraries/AC_PID/examples/AC_PID_test/AC_PID_test.pde | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libraries/AC_PID/examples/AC_PID_test/AC_PID_test.pde b/libraries/AC_PID/examples/AC_PID_test/AC_PID_test.pde
index 9b520a2fd0..65501b445d 100644
--- a/libraries/AC_PID/examples/AC_PID_test/AC_PID_test.pde
+++ b/libraries/AC_PID/examples/AC_PID_test/AC_PID_test.pde
@@ -36,6 +36,7 @@
 #include <AP_Mission.h>
 #include <AP_Terrain.h>
 #include <AP_Rally.h>
+#include <AP_RangeFinder.h>
 
 const AP_HAL::HAL& hal = AP_HAL_BOARD_DRIVER;