--- ./accuracy2.c.orig	2025-12-09 12:01:43.810451980 +0300
+++ ./accuracy2.c	2025-12-09 12:03:19.766453535 +0300
@@ -1,11 +1,13 @@
 #include <stdio.h>
 #include <math.h>
+#include <stdlib.h>
 #include "fftc4.h"
 #include "fftc8.h"
 #include "fftr4.h"
 #include "fftr8.h"
 #include "fftfreq.h"
 
+
 unsigned int freq[8192];
 complex8 testroots[8192];
 complex4 x4[8192];
