MSG_error_t __MSG_wait_for_computation(m_process_t process, m_task_t task);
MSG_error_t __MSG_task_wait_event(m_process_t process, m_task_t task);
MSG_error_t __MSG_wait_for_computation(m_process_t process, m_task_t task);
MSG_error_t __MSG_task_wait_event(m_process_t process, m_task_t task);