#include <Main/fg_props.hxx>
-SG_USING_STD(vector);
-SG_USING_STD(string);
-SG_USING_STD(list);
+using std::vector;
+using std::string;
+using std::list;
class FGAIBase;
double fuse_range;
string submodel;
int sub_id;
+ bool force_stabilised;
bool ext_force;
string force_path;
} submodel;