Reference.reachabilityFence(starting_time_secs);
Reference.reachabilityFence(starting_time_nanos);
if (ret >= 0 && ret <= 4096) { return null; }
Reference.reachabilityFence(starting_time_secs);
Reference.reachabilityFence(starting_time_nanos);
if (ret >= 0 && ret <= 4096) { return null; }