(PECL pthreads >= 2.0.0) Release Mutex final
(PECL pthreads >= 2.0.0) Destroy Mutex final
(PECL pthreads >= 2.0.0) Create a Mutex final
(PECL pthreads >= 2.0.0) Attempt to Acquire Mutex
(PECL pthreads >= 2.0.0) Acquire Mutex final