NGX_HTTP_UPSTREAM_FT_HTTP_404  179 http/modules/ngx_http_fastcgi_module.c     { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
NGX_HTTP_UPSTREAM_FT_HTTP_404   46 http/modules/ngx_http_memcached_module.c     { ngx_string("not_found"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
NGX_HTTP_UPSTREAM_FT_HTTP_404  153 http/modules/ngx_http_proxy_module.c     { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
NGX_HTTP_UPSTREAM_FT_HTTP_404   66 http/modules/ngx_http_scgi_module.c     { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
NGX_HTTP_UPSTREAM_FT_HTTP_404   79 http/modules/ngx_http_uwsgi_module.c     { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 },
NGX_HTTP_UPSTREAM_FT_HTTP_404  347 http/ngx_http_upstream.c     { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 },
NGX_HTTP_UPSTREAM_FT_HTTP_404 2798 http/ngx_http_upstream.c     if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) {
NGX_HTTP_UPSTREAM_FT_HTTP_404 2827 http/ngx_http_upstream.c         case NGX_HTTP_UPSTREAM_FT_HTTP_404:
NGX_HTTP_UPSTREAM_FT_HTTP_404   37 http/ngx_http_upstream.h                                              |NGX_HTTP_UPSTREAM_FT_HTTP_404)