32     [[maybe_unused]]int rc  = pthread_mutex_destroy(&mutex_);  in ~Mutex()  local
38     [[maybe_unused]]int rc = pthread_mutex_init(&mutex_, attrs);  in Init()  local
44     [[maybe_unused]]int rc = pthread_mutex_lock(&mutex_);  in Lock()  local
50     int rc = pthread_mutex_trylock(&mutex_);  in TryLock()  local
62     [[maybe_unused]]int rc = pthread_mutex_unlock(&mutex_);  in Unlock()  local
76     [[maybe_unused]]int rc = pthread_rwlock_init(&rwlock_, nullptr);  in RWLock()  local
82     [[maybe_unused]]int rc = pthread_rwlock_destroy(&rwlock_);  in ~RWLock()  local
88     [[maybe_unused]]int rc = pthread_rwlock_rdlock(&rwlock_);  in ReadLock()  local
94     [[maybe_unused]]int rc = pthread_rwlock_wrlock(&rwlock_);  in WriteLock()  local
100     int rc = pthread_rwlock_tryrdlock(&rwlock_);  in TryReadLock()  local
112     int rc = pthread_rwlock_trywrlock(&rwlock_);  in TryWriteLock()  local
124     [[maybe_unused]]int rc = pthread_rwlock_unlock(&rwlock_);  in Unlock()  local
130     [[maybe_unused]]int rc = pthread_cond_init(&cond_, nullptr);  in ConditionVariable()  local
136     [[maybe_unused]]int rc = pthread_cond_destroy(&cond_);  in ~ConditionVariable()  local
142     [[maybe_unused]]int rc = pthread_cond_signal(&cond_);  in Signal()  local
148     [[maybe_unused]]int rc = pthread_cond_broadcast(&cond_);  in SignalAll()  local
154     [[maybe_unused]]int rc = pthread_cond_wait(&cond_, &mutex->mutex_);  in Wait()  local
181     int rc = pthread_cond_timedwait(&cond_, &mutex->mutex_, &abs_time);  in TimedWait()  local