#include "AIAircraft.hxx"
#include "performancedata.hxx"
+#include <Main/fg_props.hxx>
#include <Environment/environment_mgr.hxx>
#include <Environment/environment.hxx>
#include <FDM/LaRCsim/basic_aero.h>
#include <Navaids/navrecord.hxx>
+#include <Traffic/Schedule.hxx>
using std::string;