Support helipad names in the --runway startup option

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

diff --git a/src/AIModel/AITanker.cxx b/src/AIModel/AITanker.cxx
index 6ab43e0349a16ca458e452f32dc6952e838f7a70..73ec625381584d1a4c47db303c939718ff4dfd45 100644 (file)
--- a/src/AIModel/AITanker.cxx
+++ b/src/AIModel/AITanker.cxx
@@ -25,6 +25,8 @@
 
 #include "AITanker.hxx"
 
+using std::string;
+
 FGAITanker::FGAITanker(FGAISchedule* ref): FGAIAircraft(ref){
 }