int pthread_mutex_init (pthread_mutex_t *mutex, const pthread_mutex_attr_t *mutexattr); int pthread_mutex_destroy (pthread_mutex_t *mutex); int pthread_mutex_lock (pthread_mutex_t *mutex); int pthread_mutex_trylock (pthread_mutex_t *mutex); int pthread_mutex_timedlock (pthread_mutex_t *restrict mutex, const struct timespec *abs_timeout); int pthread_mutex_unlock (pthread_mutex_t *mutex);
error checking mutex
recursive mutex
fast mutex