1 files changed, 5 insertions, 5 deletions
diff --git a/boost/serialization/extended_type_info_no_rtti.hpp b/boost/serialization/extended_type_info_no_rtti.hpp
index 62b2473811..aaa8b44459 100644
--- a/boost/serialization/extended_type_info_no_rtti.hpp
+++ b/boost/serialization/extended_type_info_no_rtti.hpp
@@ -52,16 +52,16 @@ namespace no_rtti_system {
 
 // common base class to share type_info_key.  This is used to 
 // identify the method used to keep track of the extended type
-class BOOST_SERIALIZATION_DECL(BOOST_PP_EMPTY()) extended_type_info_no_rtti_0 : 
+class BOOST_SYMBOL_VISIBLE extended_type_info_no_rtti_0 :
     public extended_type_info
 {
 protected:
-    extended_type_info_no_rtti_0(const char * key);
-    ~extended_type_info_no_rtti_0();
+    BOOST_SERIALIZATION_DECL extended_type_info_no_rtti_0(const char * key);
+    BOOST_SERIALIZATION_DECL ~extended_type_info_no_rtti_0();
 public:
-    virtual bool
+    virtual BOOST_SERIALIZATION_DECL bool
     is_less_than(const boost::serialization::extended_type_info &rhs) const ;
-    virtual bool
+    virtual BOOST_SERIALIZATION_DECL bool
     is_equal(const boost::serialization::extended_type_info &rhs) const ;
 };