#if __POSIX_VISIBLE >= 200112
int clock_getcpuclockid(pid_t, clockid_t *);
#if 0 /* XXX missing */
struct sigevent;
int clock_nanosleep(clockid_t, int, const struct timespec *, struct timespec *);
int timer_create(clockid_t, struct sigevent *__restrict, timer_t *__restrict);
int timer_delete(timer_t);
int timer_gettime(timer_t, struct itimerspec *);
int timer_getoverrun(timer_t);
int timer_settime(timer_t, int, const struct itimerspec *__restrict,
struct itimerspec *__restrict);
#endif
#endif
>tfw no posix timers