-QDataStream &operator<<(QDataStream &out, const Network::Server &server);
-QDataStream &operator>>(QDataStream &in, Network::Server &server);
-QDebug operator<<(QDebug dbg, const Network::Server &server);
+COMMON_EXPORT QDataStream &operator<<(QDataStream &out, const Network::Server &server);
+COMMON_EXPORT QDataStream &operator>>(QDataStream &in, Network::Server &server);
+COMMON_EXPORT QDebug operator<<(QDebug dbg, const Network::Server &server);