Merge branch 'next' of gitorious.org:fg/flightgear into next

[flightgear.git] / src / Instrumentation / slip_skid_ball.cxx

diff --git a/src/Instrumentation/slip_skid_ball.cxx b/src/Instrumentation/slip_skid_ball.cxx
index 4925e1fa94ca7b363c96295af9871ea410c1c41d..b5a439158a7fb0c58fc75e27600093fc5ba8dbeb 100644 (file)
--- a/src/Instrumentation/slip_skid_ball.cxx
+++ b/src/Instrumentation/slip_skid_ball.cxx
@@ -3,10 +3,15 @@
 //
 // This file is in the Public Domain and comes with no warranty.
 
+#ifdef HAVE_CONFIG_H
+#  include "config.h"
+#endif
+
 #include "slip_skid_ball.hxx"
 #include <Main/fg_props.hxx>
 #include <Main/util.hxx>
 
+using std::string;
 
 SlipSkidBall::SlipSkidBall ( SGPropertyNode *node)
     :