private extern class NativePthreadMutexAttr in "C" `{ pthread_mutexattr_t * `}
	new `{
		pthread_mutexattr_t *attr = malloc(sizeof(pthread_mutexattr_t));
		int r = pthread_mutexattr_init(attr);
		if (r != 0) {
			free(attr);
			return NULL;
		}
		return attr;
	`}

	fun destroy `{ pthread_mutexattr_destroy(self); `}

	fun set_type_normal `{ pthread_mutexattr_settype(self, PTHREAD_MUTEX_NORMAL); `}
	fun set_type_recursive `{ pthread_mutexattr_settype(self, PTHREAD_MUTEX_RECURSIVE); `}
	fun set_type_errorcheck `{ pthread_mutexattr_settype(self, PTHREAD_MUTEX_ERRORCHECK); `}

	# pthread_mutexattr_setpshared
	# pthread_mutexattr_setprotocol
	# pthread_mutexattr_setproceiling
	# pthread_mutexattr_setrobust_np
end