ck_0021' class='copiable-anchor'> &para;</a></span></dt>
<dd><p>This is a convenience procedure for use with an event loop, which will
start a read watch on &rsquo;port&rsquo; for blocks of data, such as binary
records, of size &rsquo;size&rsquo;.  It calls &rsquo;await&rsquo; while waiting for input and
will apply &rsquo;proc&rsquo; to any block of data received.  &rsquo;proc&rsquo; should be a
procedure taking two arguments, first a bytevector of length &rsquo;size&rsquo;
containing the block of data read