GNU文件实用程序(fileutils)可以完成递归目录删除和目录移动，但是在版本4.1之前，当遍历目录结构时，它只是简单的遵循“. .”这个特殊条目。

The GNU file utilities (fileutils) can do recursive directory deletions and directory moves, but before V4.1, it simply followed the ".. "special entry as it walked the directory structure.

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红搜查和递归低于特定启动文件夹删除空目录，并显示在安排好树的结果。

RED searches and deletes empty directories recursively below a given start folder and shows the result in a well arranged tree.

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