-#include <models/flight_control/FGFilter.h>
-#include <models/flight_control/FGDeadBand.h>
-#include <models/flight_control/FGGain.h>
-#include <models/flight_control/FGPID.h>
-#include <models/flight_control/FGSwitch.h>
-#include <models/flight_control/FGSummer.h>
-#include <models/flight_control/FGKinemat.h>
-#include <models/flight_control/FGFCSFunction.h>
-#include <models/flight_control/FGSensor.h>
-#include <models/flight_control/FGActuator.h>
-#include <models/flight_control/FGAccelerometer.h>
-#include <models/flight_control/FGGyro.h>
+#include "models/flight_control/FGFilter.h"
+#include "models/flight_control/FGDeadBand.h"
+#include "models/flight_control/FGGain.h"
+#include "models/flight_control/FGPID.h"
+#include "models/flight_control/FGSwitch.h"
+#include "models/flight_control/FGSummer.h"
+#include "models/flight_control/FGKinemat.h"
+#include "models/flight_control/FGFCSFunction.h"
+#include "models/flight_control/FGSensor.h"
+#include "models/flight_control/FGActuator.h"
+#include "models/flight_control/FGAccelerometer.h"
+#include "models/flight_control/FGMagnetometer.h"
+#include "models/flight_control/FGGyro.h"
+
+using namespace std;