How to determine that if a folder is empty?

[Bernhard Herzog]

jepler at unpythonic.net writes:

> On standard Unix fileystems, one way to check for this is to check that the
> st_nlink of the directory is 2. 

In that case you only know that the directory doesn't have any
subdirectories.  It may still contain ordinary files and other
non-directories.

   Bernhard

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