[1] psgi-specs/Extensions.pod at master · plack/psgi-specs (2017-06-07 14:38:29 +09:00) https://github.com/plack/psgi-specs/blob/master/PSGI/Extensions.pod

[2] uwsgi/psgi_response.c at master · unbit/uwsgi (2017-06-07 14:39:06 +09:00) https://github.com/unbit/uwsgi/blob/master/plugins/psgi/psgi_response.c

[3] uwsgi/psgi_plugin.c at master · unbit/uwsgi (2017-06-07 14:41:06 +09:00) https://github.com/unbit/uwsgi/blob/master/plugins/psgi/psgi_plugin.c