--- newlib/libc/stdlib/aligned_alloc.c.orig	2021-06-10 12:01:10.692582985 +0200
+++ newlib/libc/stdlib/aligned_alloc.c	2021-06-10 12:01:20.960708060 +0200
@@ -28,6 +28,7 @@
 
 #include <reent.h>
 #include <stdlib.h>
+#include <malloc.h>
 
 void *
 aligned_alloc (size_t align, size_t size)