bug#61884: add an option to du that allows to control which file types are counted

[Christoph Anton Mitterer]

Hey Paul.


On Sat, 2023-03-04 at 17:00 -0800, Paul Eggert wrote:
> 
> So I installed the attached patch

AFAICS this is now only documented in the info page?

Would you mind to add a shorter notice to the manpage as well?


Thanks,
Chris.