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#ifndef OF_HAVE_PTHREADS
void
of_once(of_once_t *control, void (*func)(void))
{
if (of_atomic_int_cmpswap(control, 0, 1)) {
func();
of_atomic_int_inc(control);
} else {
while (*control == 1)
# if defined(HAVE_SCHED_YIELD)
sched_yield();
# elif defined(OF_WINDOWS)
Sleep(0);
# else
;
# endif
}
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#ifndef OF_HAVE_PTHREADS
void
of_once(of_once_t *control, void (*func)(void))
{
if (of_atomic_int_cmpswap(control, 0, 1)) {
func();
of_atomic_int_inc(control);
} else
while (*control == 1)
of_thread_yield();
}
#endif
#if !defined(OF_HAVE_RECURSIVE_PTHREAD_MUTEXES) && !defined(OF_WINDOWS)
bool
of_rmutex_new(of_rmutex_t *rmutex)
{
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