1 files changed, 5 insertions, 5 deletions
diff --git a/boost/archive/detail/basic_oserializer.hpp b/boost/archive/detail/basic_oserializer.hpp
index 6ae063f55d..7a710ba6bc 100644
--- a/boost/archive/detail/basic_oserializer.hpp
+++ b/boost/archive/detail/basic_oserializer.hpp
@@ -40,23 +40,23 @@ namespace serialization {
 namespace archive {
 namespace detail {
 
-class BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY()) basic_oarchive;
-class BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY()) basic_pointer_oserializer;
+class basic_oarchive;
+class basic_pointer_oserializer;
 
-class BOOST_ARCHIVE_DECL(BOOST_PP_EMPTY()) basic_oserializer : 
+class BOOST_SYMBOL_VISIBLE basic_oserializer :
     public basic_serializer
 {
 private:
     basic_pointer_oserializer *m_bpos;
 protected:
-    explicit basic_oserializer(
+    explicit BOOST_ARCHIVE_DECL basic_oserializer(
         const boost::serialization::extended_type_info & type_
     );
     // account for bogus gcc warning
     #if defined(__GNUC__)
     virtual
     #endif
-    ~basic_oserializer();
+    BOOST_ARCHIVE_DECL ~basic_oserializer();
 public:
     bool serialized_as_pointer() const {
         return m_bpos != NULL;