n the first instance out of this procedure so that
they may be caught locally, say by putting a catch expression around
the call to this procedure.
</p>
<p>Here is how EPIPE might be tested for:
</p><div class="example">
<pre class="example">(set-default-event-loop!) ;; if none has yet been set
(a-sync (lambda (await resume)
	  (catch 'c-write-error
		 (lambda ()
		   (await-put-bytevector! await resume port bv))
		 (lambda (key . args)
		   (if (and (&gt;= (length args) 3)
			    (pair? (cddr args))
			   