Fix fuer #209

[lyx.git] / src / box.h

diff --git a/src/box.h b/src/box.h
index 1d083663bacdcdfc89494063ee75f54cb28b5b79..884a28eb5d563995298e42e0c71b800f4514b03b 100644 (file)
--- a/src/box.h
+++ b/src/box.h
@@ -38,6 +38,6 @@ struct Box {
 };
  
 
-std::ostream & operator<<(std::ostream &, Box &);
+std::ostream & operator<<(std::ostream &, Box const &);
  
 #endif // BOX_H