diff --git a/include/Swiften/FileTransfer/MyOutgoingSIFileTransfer.h b/include/Swiften/FileTransfer/MyOutgoingSIFileTransfer.h
index 8fa88ea6fe48184c30233ceacc11bc3c7fce28bf..7e35383065529ff40173163228f0144d58028714 100644
--- a/include/Swiften/FileTransfer/MyOutgoingSIFileTransfer.h
+++ b/include/Swiften/FileTransfer/MyOutgoingSIFileTransfer.h
@@ -1,56 +1,58 @@
-/*
- * Copyright (c) 2010 Remko Tronçon
- * Licensed under the GNU General Public License v3.
- * See Documentation/Licenses/GPLv3.txt for more information.
- */
-
-#pragma once
-
-#include <boost/shared_ptr.hpp>
-
-#include <Swiften/FileTransfer/OutgoingFileTransfer.h>
-#include <Swiften/FileTransfer/ReadBytestream.h>
-#include <Swiften/Base/boost_bsignals.h>
-#include <Swiften/FileTransfer/FileTransferError.h>
-#include <Swiften/FileTransfer/SOCKS5BytestreamServer.h>
-#include <Swiften/JID/JID.h>
-#include <Swiften/Elements/StreamInitiation.h>
-#include <Swiften/Elements/Bytestreams.h>
-#include <Swiften/Elements/ErrorPayload.h>
-#include <Swiften/FileTransfer/IBBSendSession.h>
-
-namespace Swift {
-	class IQRouter;
-	class SOCKS5BytestreamServer;
-	class SOCKS5BytestreamRegistry;
-
-	class MyOutgoingSIFileTransfer : public OutgoingFileTransfer {
-		public:
-			MyOutgoingSIFileTransfer(const std::string& id, const JID& from, const JID& to, const std::string& name, int size, const std::string& description, boost::shared_ptr<ReadBytestream> bytestream, IQRouter* iqRouter, SOCKS5BytestreamServer* socksServer, SOCKS5BytestreamRegistry* registry);
-
-			virtual void start();
-			virtual void stop();
-			virtual void cancel();
-
-			boost::signal<void (const boost::optional<FileTransferError>&)> onFinished;
-
-		private:
-			void handleStreamInitiationRequestResponse(StreamInitiation::ref, ErrorPayload::ref);
-			void handleBytestreamsRequestResponse(Bytestreams::ref, ErrorPayload::ref);
-			void finish(boost::optional<FileTransferError> error);
-			void handleIBBSessionFinished(boost::optional<FileTransferError> error);
-
-		private:
-			std::string id;
-			JID from;
-			JID to;
-			std::string name;
-			int size;
-			std::string description;
-			boost::shared_ptr<ReadBytestream> bytestream;
-			IQRouter* iqRouter;
-			SOCKS5BytestreamServer* socksServer;
-			boost::shared_ptr<IBBSendSession> ibbSession;
-			SOCKS5BytestreamRegistry *registry;
-	};
-}
+/*
+ * Copyright (c) 2010 Remko Tronçon
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt for more information.
+ */
+
+#pragma once
+
+#include <boost/shared_ptr.hpp>
+
+#include <Swiften/FileTransfer/OutgoingFileTransfer.h>
+#include <Swiften/FileTransfer/ReadBytestream.h>
+#include <Swiften/Base/boost_bsignals.h>
+#include <Swiften/FileTransfer/FileTransferError.h>
+#include <Swiften/FileTransfer/SOCKS5BytestreamServer.h>
+#include <Swiften/JID/JID.h>
+#include <Swiften/Elements/StreamInitiation.h>
+#include <Swiften/Elements/Bytestreams.h>
+#include <Swiften/Elements/ErrorPayload.h>
+#include <Swiften/FileTransfer/IBBSendSession.h>
+#include <Swiften/Version.h>
+#define HAVE_SWIFTEN_3  SWIFTEN_VERSION >= 0x030000
+
+namespace Swift {
+	class IQRouter;
+	class SOCKS5BytestreamServer;
+	class SOCKS5BytestreamRegistry;
+
+	class MyOutgoingSIFileTransfer : public OutgoingFileTransfer {
+		public:
+			MyOutgoingSIFileTransfer(const std::string& id, const JID& from, const JID& to, const std::string& name, int size, const std::string& description, boost::shared_ptr<ReadBytestream> bytestream, IQRouter* iqRouter, SOCKS5BytestreamServer* socksServer, SOCKS5BytestreamRegistry* registry);
+
+			virtual void start();
+			virtual void stop();
+			virtual void cancel();
+
+			boost::signal<void (const boost::optional<FileTransferError>&)> onFinished;
+
+		private:
+			void handleStreamInitiationRequestResponse(StreamInitiation::ref, ErrorPayload::ref);
+			void handleBytestreamsRequestResponse(Bytestreams::ref, ErrorPayload::ref);
+			void finish(boost::optional<FileTransferError> error);
+			void handleIBBSessionFinished(boost::optional<FileTransferError> error);
+
+		private:
+			std::string id;
+			JID from;
+			JID to;
+			std::string name;
+			int size;
+			std::string description;
+			boost::shared_ptr<ReadBytestream> bytestream;
+			IQRouter* iqRouter;
+			SOCKS5BytestreamServer* socksServer;
+			boost::shared_ptr<IBBSendSession> ibbSession;
+			SOCKS5BytestreamRegistry *registry;
+	};
+}