If we are re-awakened waiting on a thread-join! but without timing out, try to join again to make sure it's really dead.
If we are re-awakened waiting on a thread-join! but without timing out,
try to join again to make sure it's really dead.

traviscross/chibi-scheme,traviscross/chibi-scheme,traviscross/chibi-scheme,traviscross/chibi-scheme