--- a/src/simulator/high-precision-cairo.h	Wed Aug 18 15:06:26 2010 -0700
+++ b/src/simulator/high-precision-cairo.h	Wed Aug 18 15:49:18 2010 -0700
@@ -162,17 +162,6 @@
 }
 #undef HPCAIRO_MAX_64
 
-std::ostream &operator << (std::ostream &os, const HighPrecision &hp)
-{
-  // XXX stubbed out
-  return os;
-}
-std::istream &operator >> (std::istream &is, HighPrecision &hp)
-{
-  // XXX stubbed out
-  return is;
-}
-
 } // namespace ns3
 
 #endif /* HIGH_PRECISION_CAIRO_H */