FeatStd Platform Thread extensions The Thread class was extended with methods for: Retrieving the system unique thread Id for the thread that calls the static function: Thread::GetCurrentSystemId() Retrieving the system unique thread Id for the thread object on which the function is called: Thread::GetSystemId() Waiting for the thread associated with the thread object, on which the function is called, to finish: Thread::Join() Lightweight Posix Critical Section The generic critical section used for the posix platform was replaced with a lightweight, native implementation based on the pthread_mutex functions.