rw_write
translate_with_thunk(path, creat_thunk, vroot_path, vroot_vroot, rw_write);
translate_with_thunk(path, mkdir_thunk, vroot_path, vroot_vroot, rw_write);
((flags & (O_CREAT|O_APPEND)) != 0) ? rw_write : rw_read);
if (rw == rw_write)