eceives a boolean value;</li>
<li> '<tt>broadcast</tt>': Requests permission to send
broadcast datagrams on the socket.
Receives a boolean value;</li>
<li> '<tt>reuseaddr</tt>': Indicates that the rules used in
validating addresses supplied in a <tt>bind()</tt> call
should allow reuse of local addresses.
Receives a boolean value;</li>
<li> '<tt>reuseport</tt>': Allows completely duplicate
bindings by multiple processes if they all set
'<tt>reuseport</tt>' before binding the port.
Receives a boolean value;</