Index: uspace/lib/c/generic/malloc.c
===================================================================
--- uspace/lib/c/generic/malloc.c	(revision 0b378820b4861f67ea1335ef6260a5c98a59c64c)
+++ uspace/lib/c/generic/malloc.c	(revision c7bbf029477192dc16abf12a6c8de1c3181d7867)
@@ -44,4 +44,5 @@
 #include <mem.h>
 #include <futex.h>
+#include <stdlib.h>
 #include <adt/gcdlcm.h>
 #include "private/malloc.h"