intercept_404     531 http/modules/ngx_http_memcached_module.c     conf->upstream.intercept_404 = 1;
intercept_404    1695 http/ngx_http_upstream.c     if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) {
intercept_404     174 http/ngx_http_upstream.h     unsigned                         intercept_404:1;