root@h2709969:/etc/nginx# nginx -c /etc/nginx/nginx.conf -t
nginx: [emerg] unknown directive "proxy_request_buffering" in /etc/nginx/sites-enabled/seafile.conf:31
nginx: configuration file /etc/nginx/nginx.conf test failed
root@h2709969:/etc/nginx# vim nginx.conf
root@h2709969:/etc/nginx# nginx -c /etc/nginx/nginx.conf -t
nginx: [emerg] unknown directive "proxy_request_buffering" in /etc/nginx/sites-enabled/seafile.conf:31
nginx: configuration file /etc/nginx/nginx.conf test failed