-
-struct itimerspec
-{
- struct timespec it_interval;
- struct timespec it_value;
-};
-
-#define CLOCKS_PER_SEC 1000000UL
-
-#define CLOCK_REALTIME 0
-#define CLOCK_MONOTONIC 1
-#define CLOCK_PROCESS_CPUTIME_ID 2
-#define CLOCK_THREAD_CPUTIME_ID 3
-
-#define TIMER_ABSTIME 1
-
-
+#if defined(_BSD_SOURCE)
+#define tm_gmtoff __tm_gmtoff
+#define tm_zone __tm_zone
+#endif