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#### basic_datagram_socket::non_blocking_io

Inherited from socket_base.

(Deprecated: Use non_blocking().) IO control command to set the blocking mode of the socket.

    typedef implementation_defined non_blocking_io;

Implements the FIONBIO IO control command.

###### Example

    boost::asio::ip::tcp::socket socket(io_service);
    ...
    boost::asio::socket_base::non_blocking_io command(true);
    socket.io_control(command);

###### Requirements

Header: `boost/asio/basic_datagram_socket.hpp`

Convenience header: `boost/asio.hpp`