[PATCH] Explain how to access data returned from dir_readdir

I wrote this patch for the website after struggling with dir_readdir. Hopefully this will help the next person who needs it (probably me in a few months). *Andrew Eggenberger* --- hurd/interface/fs/19.mdwn | 26 ++ 1 file changed, 26 insertions(+) diff --git a/hurd/inte

Memory management for io_read(), etc.

In its example of reading from a file the kurdish way, the hurd hacking guide mallocs a buffer an passes it to io_read. The program doesn't call free() on the malloced buffer but when I add it it doesn't complain. /* Read */ err = io_read (f, &buf, &amount, -1, amount); if (err) error (1