Nginx change linux server

Edit using VI, the file /tmp/nginx-0.7.65/src/http/ngx_http_header_filter_module.c and replace the following section, from:

static char ngx_http_server_string[] = “Server: nginx” CRLF;
static char ngx_http_server_full_string[] = “Server: ” NGINX_VER CRLF;

To:

static char ngx_http_server_string[] = “Server: Secure Web Server” CRLF;
static char ngx_http_server_full_string[] = “Server: Secure Web Server” CRLF;