add missing #include

[r17481]

diff --git a/include/libfirm/adt/list.h b/include/libfirm/adt/list.h
index 8b8f205..92007c4 100644 (file)
--- a/include/libfirm/adt/list.h
+++ b/include/libfirm/adt/list.h
@@ -16,6 +16,7 @@
 #define FIRM_ADT_LIST_H
 
 #include "firm_config.h"
+#include <stdlib.h>
 
 struct list_head {
        struct list_head *next, *prev;