int gettimeofday (struct timeval *, void *);
-#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
+ || defined(_BSD_SOURCE)
#define ITIMER_REAL 0
#define ITIMER_VIRTUAL 1
#endif
-#ifdef _GNU_SOURCE
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+int futimes(int, const struct timeval [2]);
+int lutimes(const char *, const struct timeval [2]);
int settimeofday (const struct timeval *, void *);
int adjtime (const struct timeval *, struct timeval *);
struct timezone {