2.1 ./configure --user=www --group=www --add-module=../ngx_cache_purge-2.3 --prefix=/usr/local/webserver/nginx --with-http_stub_status_module --with-http_ssl_module --with-http_v2_module
2.2
make
3.1 mv /usr/local/webserver/nginx/sbin/nginx /usr/local/webserver/nginx/sbin/nginx.old
4.1 cp objs/nginx /usr/local/webserver/nginx/sbin/nginx
5.1 ./nginx -s reload