pthread_exc_get_status_np Obtains a system-defined error status from a DECthreads status exception object. pthread_exc_matches_np Determines whether two DECthreads exception objects are identical. pthread_exc_report_np Produces a message that reports what a specified DECthreads status exception object represents. pthread_exc_set_status_np Imports a system-defined error status into a DECthreads address exception object.