NGX_HTTP_LOG_UNSAFE  615 src/http/modules/ngx_http_dav_module.c     flags = NGX_HTTP_LOG_UNSAFE;
NGX_HTTP_LOG_UNSAFE 2063 src/http/modules/ngx_http_ssi_filter_module.c     flags = NGX_HTTP_LOG_UNSAFE;
NGX_HTTP_LOG_UNSAFE 1905 src/http/ngx_http_parse.c     if (*flags & NGX_HTTP_LOG_UNSAFE) {
NGX_HTTP_LOG_UNSAFE 2472 src/http/ngx_http_upstream.c             flags = NGX_HTTP_LOG_UNSAFE;