#include <simgear/compiler.h>
-#include STL_STRSTREAM
+//#include STL_STRSTREAM
+#include <sstream>
#include "uiuc_parsefile.h"
#include "uiuc_aircraft.h"
#include "uiuc_warnings_errors.h"
-SG_USING_STD(istrstream);
+//using std::istrstream;
int uiuc_1DdataFileReader( string file_name,
double x[],