diff --git a/headers/private/kernel/real_time_data.h b/headers/private/kernel/real_time_data.h
new file mode 100644
index 0000000000..d54c60bd99
--- /dev/null
+++ b/headers/private/kernel/real_time_data.h
@@ -0,0 +1,17 @@
+/*
+** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+** Distributed under the terms of the Haiku License.
+*/
+#ifndef _KERNEL_REAL_TIME_DATA_H
+#define _KERNEL_REAL_TIME_DATA_H
+
+
+#include <SupportDefs.h>
+
+
+struct real_time_data {
+	uint64	boot_time;
+	uint32	system_time_conversion_factor;
+};
+
+#endif	/* _KRENEL_REAL_TIME_DATA_H */