From 23f9393eb3db6c5803493f91790d2935238fc2d4 Mon Sep 17 00:00:00 2001
From: mar77i <mar77i@protonmail.ch>
Date: Mon, 3 Feb 2020 00:27:57 +0100
Subject: [PATCH] add license reference to totp.c

---
 totp.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/totp.c b/totp.c
index 3663d87..0475c89 100644
--- a/totp.c
+++ b/totp.c
@@ -1,5 +1,11 @@
 
-// totp.c
+/* totp.c
+ *
+ * Copyright (c) 2017, mar77i <mar77i at protonmail dot ch>
+ *
+ * This software may be modified and distributed under the terms
+ * of the ISC license.  See the LICENSE file for details.
+ */
 
 #include <ctype.h>
 #include <inttypes.h>
-- 
2.47.0