X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FTraffic%2FSchedule.cxx;h=a47dfd2ca3493c2485be2d0b1181736b07747e0d;hb=070dba29f9390806457206c2660f2daebd3d847c;hp=482727cb3e72b5bfde5bae877722544b847fb5e8;hpb=7454d4cc4d9ee9169323373a404e3f28b60d6695;p=flightgear.git

diff --git a/src/Traffic/Schedule.cxx b/src/Traffic/Schedule.cxx
index 482727cb3..a47dfd2ca 100644
--- a/src/Traffic/Schedule.cxx
+++ b/src/Traffic/Schedule.cxx
@@ -55,6 +55,8 @@
 #include "SchedFlight.hxx"
 #include "TrafficMgr.hxx"
 
+using std::string;
+
 /******************************************************************************
  * the FGAISchedule class contains data members and code to maintain a
  * schedule of Flights for an artificially controlled aircraft.