diff --git a/usr.sbin/xntpd/include/ntp_machine.h b/usr.sbin/xntpd/include/ntp_machine.h
index 74af397d33e4..16c3fbf6da83 100644
--- a/usr.sbin/xntpd/include/ntp_machine.h
+++ b/usr.sbin/xntpd/include/ntp_machine.h
@@ -398,7 +398,9 @@ in this file.
 #ifdef SYS_FREEBSD
 #define HAVE_TERMIOS
 #define HAVE_UNAME
+#define HAVE_SYS_TIMEX_H
 #define NTP_SYSCALLS_LIBC
+#define KERNEL_PLL
 #endif
 
 /*