X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Fmath%2Finterpolater.hxx;h=393e39ffb267ba58c3bfe0505d1a8f1fda2903db;hb=b99f53fda3b06378668bdccd4a9d07161f263366;hp=797ddf4fcb3079bbc9b14053e830a436a4e1b1e3;hpb=aef2a1c4847ac2080320129ceed2979cdeb5cb89;p=simgear.git

diff --git a/simgear/math/interpolater.hxx b/simgear/math/interpolater.hxx
index 797ddf4f..393e39ff 100644
--- a/simgear/math/interpolater.hxx
+++ b/simgear/math/interpolater.hxx
@@ -35,12 +35,12 @@
 
 #include <simgear/compiler.h>
 
-#include "simgear/structure/SGReferenced.hxx"
+#include <simgear/structure/SGReferenced.hxx>
 
 #include <map>
 
-#include STL_STRING
-SG_USING_STD(string);
+#include <string>
+using std::string;
 
 class SGPropertyNode;