filter_need_temporary  534 http/modules/ngx_http_charset_filter_module.c         r->filter_need_temporary = 1;
filter_need_temporary  109 http/ngx_http_copy_filter_module.c         ctx->need_in_temp = r->filter_need_temporary;
filter_need_temporary  515 http/ngx_http_request.h     unsigned                          filter_need_temporary:1;