1.1 --- a/src/rbtree.c	Sat Jan 18 15:26:11 2014 +0200
     1.2 +++ b/src/rbtree.c	Thu Apr 17 13:35:43 2014 +0300
     1.3 @@ -1,3 +1,10 @@
     1.4 +/*
     1.5 +rbtree - simple balanced binary search tree (red-black tree) library.
     1.6 +Copyright (C) 2011-2014  John Tsiombikas <nuclear@member.fsf.org>
     1.7 +
     1.8 +rbtree is free software, feel free to use, modify, and redistribute it, under
     1.9 +the terms of the 3-clause BSD license. See COPYING for details.
    1.10 + */
    1.11  #include <stdio.h>
    1.12  #include <stdlib.h>
    1.13  #include <stdint.h>