--- nono/lib/autofd.h	2026/04/29 17:05:00	1.1.1.3
+++ nono/lib/autofd.h	2026/04/29 17:05:57	1.1.1.5
@@ -1,7 +1,20 @@
+/*
+ * Copyright (C) 2020 Tetsuya Isaki
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
 //
-// nono
-// Copyright (C) 2020 nono project
-// Licensed under nono-license.txt
+// autofd
 //
 
 #pragma once
@@ -46,6 +59,6 @@ class autofd
 		return (fd >= 0);
 	}
 
- public:
+ private:
 	int fd;
 };