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Date: Sat, 06 Jun 2015 09:59:36 +0300
From: "Eli Zaretskii (eliz AT gnu DOT org)" <djgpp AT delorie DOT com>
Subject: Re: DJGPP v2.05: some thoughts
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> From: "James Kuyper (jameskuyper AT verizon DOT net)" <djgpp AT delorie DOT com>
> Date: Fri, 05 Jun 2015 18:21:29 -0400
> 
> It seems pretty clear to me that 7.1.3p1 applies to names described by
> rules specified in a given clause (such as the rule given in 7.5p4), and
> not just to names that are explicitly listed in those clauses.
> 
> If that weren't the case, the cross-reference to "future library
> directions" (7.31), could have been made far more specific.

My reading of the standard is that "future library directions" refers
to places that describe future development.  Saying that an
implementation _may_ included other macros does not describe any
future directions, IMO.  It just says what an implementation can do
without violating the standard.