diff --git a/include/libtorrent/broadcast_socket.hpp b/include/libtorrent/broadcast_socket.hpp
index 85f0c0c7e..3afc23fa9 100644
--- a/include/libtorrent/broadcast_socket.hpp
+++ b/include/libtorrent/broadcast_socket.hpp
@@ -33,6 +33,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #ifndef TORRENT_BROADCAST_SOCKET_HPP_INCLUDED
 #define TORRENT_BROADCAST_SOCKET_HPP_INCLUDED
 
+#include "libtorrent/config.hpp"
 #include "libtorrent/socket.hpp"
 #include <boost/shared_ptr.hpp>
 #include <boost/function.hpp>
@@ -41,21 +42,21 @@ POSSIBILITY OF SUCH DAMAGE.
 namespace libtorrent
 {
 
-	bool is_local(address const& a);
-	bool is_loopback(address const& addr);
-	bool is_multicast(address const& addr);
-	bool is_any(address const& addr);
-	int cidr_distance(address const& a1, address const& a2);
+	TORRENT_EXPORT bool is_local(address const& a);
+	TORRENT_EXPORT bool is_loopback(address const& addr);
+	TORRENT_EXPORT bool is_multicast(address const& addr);
+	TORRENT_EXPORT bool is_any(address const& addr);
+	TORRENT_EXPORT int cidr_distance(address const& a1, address const& a2);
 
 	int common_bits(unsigned char const* b1
 		, unsigned char const* b2, int n);
 
-	address guess_local_address(asio::io_service&);
+	TORRENT_EXPORT address guess_local_address(asio::io_service&);
 
 	typedef boost::function<void(udp::endpoint const& from
 		, char* buffer, int size)> receive_handler_t;
 
-	class broadcast_socket
+	class TORRENT_EXPORT broadcast_socket
 	{
 	public:
 		broadcast_socket(asio::io_service& ios, udp::endpoint const& multicast_endpoint
diff --git a/include/libtorrent/entry.hpp b/include/libtorrent/entry.hpp
index ec2b94132..dfd256d18 100755
--- a/include/libtorrent/entry.hpp
+++ b/include/libtorrent/entry.hpp
@@ -170,12 +170,14 @@ namespace libtorrent
 		
 		void print(std::ostream& os, int indent = 0) const;
 
-	private:
+	protected:
 
 		void construct(data_type t);
 		void copy(const entry& e);
 		void destruct();
 
+	private:
+
 		data_type m_type;
 
 #if defined(_MSC_VER) && _MSC_VER < 1310
diff --git a/include/libtorrent/enum_net.hpp b/include/libtorrent/enum_net.hpp
index 2f61d39bd..5a0d4b92a 100644
--- a/include/libtorrent/enum_net.hpp
+++ b/include/libtorrent/enum_net.hpp
@@ -33,6 +33,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #ifndef TORRENT_ENUM_NET_HPP_INCLUDED
 #define TORRENT_ENUM_NET_HPP_INCLUDED
 
+#include "libtorrent/config.hpp"
 #include "libtorrent/socket.hpp"
 
 namespace libtorrent
@@ -46,19 +47,19 @@ namespace libtorrent
 
 	// returns a list of the configured IP interfaces
 	// on the machine
-	std::vector<ip_interface> enum_net_interfaces(asio::io_service& ios
+	TORRENT_EXPORT std::vector<ip_interface> enum_net_interfaces(asio::io_service& ios
 		, asio::error_code& ec);
 
 	// returns true if the specified address is on the same
 	// local network as the specified interface
-	bool in_subnet(address const& addr, ip_interface const& iface);
+	TORRENT_EXPORT bool in_subnet(address const& addr, ip_interface const& iface);
 
 	// returns true if the specified address is on the same
 	// local network as us
-	bool in_local_network(asio::io_service& ios, address const& addr
+	TORRENT_EXPORT bool in_local_network(asio::io_service& ios, address const& addr
 		, asio::error_code& ec);
 	
-	address get_default_gateway(asio::io_service& ios, address const& addr
+	TORRENT_EXPORT address get_default_gateway(asio::io_service& ios, address const& addr
 		, asio::error_code& ec);
 }