Update copyright information

src/licence.h

@@ -1,3 +1,11 @@
+/* Copyright (C) vx_clutch
+ *
+ * This file is part of yait
+ *
+ * This project and file is licenced under the BSD-3-Clause licence.
+ * <https://opensource.org/licence/bsd-3-clause>
+ */
+
 #ifndef LICENCE_H
 #define LICENCE_H
 

src/util.c

@@ -1,3 +1,11 @@
+/* Copyright (C) vx_clutch
+ *
+ * This file is part of yait
+ *
+ * This project and file is licenced under the BSD-3-Clause licence.
+ * <https://opensource.org/licence/bsd-3-clause>
+ */
+
 #include <string.h>
 #include <stdio.h>
 #include <getopt.h>

src/util.h

@@ -1,3 +1,11 @@
+/* Copyright (C) vx_clutch
+ *
+ * This file is part of yait
+ *
+ * This project and file is licenced under the BSD-3-Clause licence.
+ * <https://opensource.org/licence/bsd-3-clause>
+ */
+
 #ifndef UTIL_H
 #define UTIL_H