1 files changed, 6 insertions, 0 deletions
diff --git a/linmath.h b/linmath.h
index 6c06269..a1f4842 100644
--- a/linmath.h
+++ b/linmath.h
@@ -1,3 +1,9 @@
+/* This program is free software. It comes without any warranty, to
+ * the extent permitted by applicable law. You can redistribute it
+ * and/or modify it under the terms of the Do What The Fuck You Want
+ * To Public License, Version 2, as published by Sam Hocevar. See
+ * http://sam.zoy.org/wtfpl/COPYING for more details. */
+
 #ifndef LINMATH_H
 #define LINMATH_H