--- ../busybox-1.23.2.orig/networking/ntpd.c	2015-03-23 06:07:19.000000000 +0300
+++ ./networking/ntpd.c	2015-09-25 00:02:23.085778787 +0300
@@ -55,7 +55,7 @@
 #include <math.h>
 #include <netinet/ip.h> /* For IPTOS_LOWDELAY definition */
 #include <sys/resource.h> /* setpriority */
-#include <sys/timex.h>
+#include <linux/timex.h>
 #ifndef IPTOS_LOWDELAY
 # define IPTOS_LOWDELAY 0x10
 #endif