Support helipad names in the --runway startup option

[flightgear.git] / src / AIModel / AIFlightPlanCreate.cxx

diff --git a/src/AIModel/AIFlightPlanCreate.cxx b/src/AIModel/AIFlightPlanCreate.cxx
index caad321e2ad3e6ec1022e7a3a428f44c8bf4fb96..9ec77c2c38e56f6c2be1ab4e84966701585ed35f 100644 (file)
--- a/src/AIModel/AIFlightPlanCreate.cxx
+++ b/src/AIModel/AIFlightPlanCreate.cxx
@@ -41,6 +41,7 @@
 #include <FDM/LaRCsim/basic_aero.h>
 #include <Navaids/navrecord.hxx>
 
+using std::string;
 
 /* FGAIFlightPlan::create()
  * dynamically create a flight plan for AI traffic, based on data provided by the