修改NGINX版本名称为任意WEB SERVER

wget http://nginx.org/download/nginx-1.6.0.tar.gz

tar xzvf  nginx-1.2.3.tar.gz

#define NGINX_VERSION      "1.2.3"
#define NGINX_VER          "nginx/" NGINX_VERSION
#define NGINX_VAR          "NGINX"

static char ngx_http_server_string[]="Server: nginx" CRLF;

static u_char ngx_http_error_tail[]="<hr><center>nginx</center>" CRLF
"</body>" CRLF
"</html>" CRLF
;

fastcgi_param  SERVER_SOFTWARE    nginx/$nginx_version;