--- /dev/null
+#ifndef __itimerspec_defined
+#define __itimerspec_defined 1
+
+#include <bits/types.h>
+#include <bits/types/struct_timespec.h>
+
+/* POSIX.1b structure for timer start values and intervals. */
+struct itimerspec
+ {
+ struct timespec it_interval;
+ struct timespec it_value;
+ };
+
+#endif