- FGNavRecord* FindFirstVorById(const string& id, bool &multi, bool exact = false);
- FGNavRecord* FindFirstNDBById(const string& id, bool &multi, bool exact = false);
- const FGAirport* FindFirstAptById(const string& id, bool &multi, bool exact = false);
- const FGFix* FindFirstIntById(const string& id, bool &multi, bool exact = false);
+ FGNavRecord* FindFirstVorById(const std::string& id, bool &multi, bool exact = false);
+ FGNavRecord* FindFirstNDBById(const std::string& id, bool &multi, bool exact = false);
+ const FGAirport* FindFirstAptById(const std::string& id, bool &multi, bool exact = false);
+ const FGFix* FindFirstIntById(const std::string& id, bool &multi, bool exact = false);