X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Falgo%2Frand.h;h=b724c3db142714ef8a361b4fba897068b592fedd;hb=27b7177adf935135af60b935fe0701f7210ed3f7;hp=18f2bb5fc2ebcfe6575ed1b144eff97904eaf78a;hpb=4cc44c9888a0336b9d01121ec0b7ad95f4a76195;p=bertos.git

diff --git a/bertos/algo/rand.h b/bertos/algo/rand.h
index 18f2bb5f..b724c3db 100644
--- a/bertos/algo/rand.h
+++ b/bertos/algo/rand.h
@@ -37,5 +37,9 @@
  * \author Bernie Innocenti <bernie@codewiz.org>
  */
 
+#ifndef RAND_H
+#define RAND_H
+
 int rand(void);
 
+#endif