Code tidy, comment wording, spelling...
diff --git a/ub-example.h b/ub-example.h
index 6ed3626..131c807 100644
--- a/ub-example.h
+++ b/ub-example.h
@@ -1,11 +1,14 @@
-//
-// ub-example.h
-// QCBOR
-//
-// Created by Laurence Lundblade on 4/8/22.
-// Copyright © 2022 Laurence Lundblade. All rights reserved.
-//
+/* =========================================================================
+ ub-example.h -- Example code for UsefulBuf
+ Copyright (c) 2022, Laurence Lundblade. All rights reserved.
+
+ SPDX-License-Identifier: BSD-3-Clause
+
+ See BSD-3-Clause license in README.md
+
+ Created on 4/8/22
+ ========================================================================== */
#ifndef ub_example_h
#define ub_example_h