[FIG(quote)[
[FIGCAPTION[
[1] [CITE@en[Twiggy-Prefork/README.md at master · kazeburo/Twiggy-Prefork]]
([TIME[2016-10-06 23:29:04 +09:00]])
<https://github.com/kazeburo/Twiggy-Prefork/blob/master/README.md>
]FIGCAPTION]

> psgix.exit_guard
> AnyEvent::CondVar object. You can make graceful stop mechanism with this variable.

]FIG]


[2] [CITE[Twiggy::Prefork をリリースしました - blog.nomadscafe.jp]]
([TIME[2014-10-15 01:12:59 +09:00]])
<http://blog.nomadscafe.jp/2012/05/twiggyprefork.html>