From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <dd6fe68a0812270900o1461f370xf4a83ad1d06cb09f@mail.gmail.com>
Date: Sat, 27 Dec 2008 09:00:44 -0800
From: "Russ Cox" <rsc@swtch.com>
To: "Fans of the OS Plan 9 from Bell Labs" <9fans@9fans.net>
Subject: Re: [9fans] ramfs question
In-Reply-To: <9d1af4bafb8e5eb6e740176a14f89551@9grid.es>
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> + Qid q;
> + ...
> + q = fs.tree->root->dir.qid;
>
> Because *q* is not longer used.
> Why *q* is defined and assigned?

Pragmatically, because the Plan 9 C compilers
don't warn about set and not used for struct values.
It's certainly just a dreg.

Russ