to_read_now      1029 main/streams/streams.c 				to_read_now;
to_read_now      1031 main/streams/streams.c 		to_read_now = MIN(maxlen - buffered_len, stream->chunk_size);
to_read_now      1033 main/streams/streams.c 		php_stream_fill_read_buffer(stream, buffered_len + to_read_now);