MUTEX_FLAG_SHARED
((mutex->flags & MUTEX_FLAG_SHARED) ? B_USER_MUTEX_SHARED : 0),
(mutex->flags & MUTEX_FLAG_SHARED) ? B_USER_MUTEX_SHARED : 0);
mutex->flags = attr->type | (attr->process_shared ? MUTEX_FLAG_SHARED : 0);
if ((mutex->flags & MUTEX_FLAG_SHARED) != 0)