查看现有nginx的编译参数: [root@iZbp1d0dkjhfmxnxp7wuhmZ nginx-1.12.2]# nginx -Vnginx version: nginx/1.12.2built by gcc 4.4.7 20120313 (Red Hat 4.4.7-23) (GCC) built with OpenSSL 1.0.2l 25 May 2017TLS SNI support enabledconfigure arguments: --user=www --group=w