[PHP-NOTES] note 130457 added to function.disk-free-space

I have no idea why this function would return the number of bytes as a float, instead of an integer.  Is it possible to have 1.2 bytes for instance?
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Server IP: 45.112.84.4
Probable Submitter: 45.112.84.18 (proxied: 24.222.210.90)
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Manual Page -- https://php.net/manual/en/function.disk-free-space.php
Edit        -- https://main.php.net/note/edit/130457
Del: integrated  -- https://main.php.net/note/delete/130457/integrated
Del: useless     -- https://main.php.net/note/delete/130457/useless
Del: bad code    -- https://main.php.net/note/delete/130457/bad+code
Del: spam        -- https://main.php.net/note/delete/130457/spam
Del: non-english -- https://main.php.net/note/delete/130457/non-english
Del: in docs     -- https://main.php.net/note/delete/130457/in+docs
Del: other reasons-- https://main.php.net/note/delete/130457
Reject      -- https://main.php.net/note/reject/130457
Search      -- https://main.php.net/manage/user-notes.php