[Linker error] undefined reference to `Connection::closeConnection()'
[Linker error] undefined reference to `OutputMessagePool::getOutputMessage(Protocol*, bool)'
[Linker error] undefined reference to `OutputMessagePool::send(OutputMessage*)'
[Linker error] undefined reference to `OutputMessagePool::~OutputMessagePool()'
[Linker error] undefined reference to `OutputMessagePool::getOutputMessage(Protocol*, bool)'
[Linker error] undefined reference to `OutputMessagePool::releaseMessage(OutputMessage*, bool)'
[Linker error] undefined reference to `Connection::closeConnection()'
[Linker error] undefined reference to `OutputMessagePool::send(OutputMessage*)'
[Linker error] undefined reference to `Connection::closeConnection()'
[Linker error] undefined reference to `OutputMessagePool::send(OutputMessage*)'
[Linker error] undefined reference to `Connection::closeConnection()'
[Linker error] undefined reference to `OutputMessagePool::send(OutputMessage*)'
[Linker error] undefined reference to `Connection::closeConnection()'
[Linker error] undefined reference to `OutputMessagePool::send(OutputMessage*)'
[Linker error] undefined reference to `Connection::closeConnection()'
[Linker error] undefined reference to `OutputMessagePool::send(OutputMessage*)'
[Linker error] undefined reference to `OutputMessagePool::releaseMessage(OutputMessage*, bool)'
[Linker error] undefined reference to `OutputMessagePool::getOutputMessage(Protocol*, bool)'
[Linker error] undefined reference to `OutputMessagePool::send(OutputMessage*)'
[Linker error] undefined reference to `Server::stop()'
[Linker error] undefined reference to `Server::Server(unsigned int, unsigned short)'
[Linker error] undefined reference to `Server::~Server()'
[Linker error] undefined reference to `Server::~Server()'
[Linker error] undefined reference to `OutputMessagePool::startExecutionFrame()'