Fix builds

diff --git a/util.c b/util.c
index efed22177948bb1fbcf53a78d796ecd76eb3fc1b..f1bb1212cb3292f53f5ba09aee7f1f3cebda6509 100644 (file)
--- a/util.c
+++ b/util.c
@@ -23,6 +23,7 @@
  */
 #include <string.h>
 #include <ctype.h>
+#include <stdlib.h>
 
 #include "gmqcc.h"