that many errors <a class="el" href="namespaceipc_1_1transport.html" title="Flow-IPC module providing transmission of structured messages and/or low-level blobs (and more) betwe...">ipc::transport</a> might report are system errors and would not draw from this set of codes/messages but rather from <code>boost::asio::error</code> or <code>boost::system::errc</code> (possibly others). (If you're familiar with the <a class="el" href="namespaceboost_1_1system.html" title="Small group of miscellaneous utilities 