Removed old unused files rand.[ch]. By default, Contiki uses the libc implementations of the rand() and srand() functions.

core/lib/random.c

@@ -28,14 +28,15 @@
  *
  * This file is part of the Contiki operating system.
  *
- * @(#)$Id: random.c,v 1.3 2009/02/11 11:09:59 adamdunkels Exp $
+ * @(#)$Id: random.c,v 1.4 2010/10/24 21:02:23 adamdunkels Exp $
  */
 
 
 #include "lib/random.h"
-#include "lib/rand.h"
 #include "sys/clock.h"
 
+#include <stdlib.h>
+
 /*---------------------------------------------------------------------------*/
 void
 random_init(unsigned short seed)