/* Lock POSIX mutex with non-blocking call. 
See IEEE 1003.1  */
int pthread_mutex_trylock(pthread_mutex_t *m)
/* Lock POSIX mutex with non-blocking call. 
See IEEE 1003.1  */
int pthread_mutex_trylock(pthread_mutex_t *m)
{
	return acquire_mutex(m, K_NO_WAIT);
}