[Issue 16487] Add function to obtain the available disk space

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=16487

--- Comment #11 from alex.jercaianu at gmail.com ---
Hi,

I'd like to take this task.
In which part of the std do you think it would be best to put this function?

Thanks,
Alex

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