Function once_init

lib_acl/src/stdlib/sys/acl_gettimeofday.c:72–81

static acl_pthread_key_t  once_key;
static void once_init(void)
{
	if ((unsigned long) acl_pthread_self() == acl_main_thread_self()) {
		acl_pthread_key_create(&once_key, dummy);
#ifndef HAVE_NO_ATEXIT
		atexit(main_free_tls);
#endif
	} else
		acl_pthread_key_create(&once_key, free_tls);
}

static acl_pthread_once_t once_control = ACL_PTHREAD_ONCE_INIT;
static void *tls_calloc(size_t len)