nt
loop thread and not in a thread pool thread.  This procedure will
return #f if the generator completes normally, or
&rsquo;guile-a-sync-thread-error if the generator throws an exception and
&rsquo;handler&rsquo; is run (the &rsquo;guile-a-sync-thread-error symbol is reserved to
the implementation and should not be yielded by the generator).
Exceptions thrown by the handler procedure will propagate out of
event-loop-run! for the &rsquo;loop&rsquo; event loop.
</p>
<p>This procedure calls &rsquo;await&rsqu