Just make the io.Reader etc aliases

core/bufio/writer.odin

@@ -221,7 +221,7 @@ writer_to_stream :: proc(b: ^Writer) -> (s: io.Stream) {
 
 // writer_to_stream converts a Writer into an io.Stream
 writer_to_writer :: proc(b: ^Writer) -> (s: io.Writer) {
-	return {writer_to_stream(b)}
+	return writer_to_stream(b)
 }