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Date: Sun, 15 Jan 2017 17:26:41 +0200
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From: "Eli Zaretskii (eliz AT gnu DOT org) [via djgpp AT delorie DOT com]" <djgpp AT delorie DOT com>
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Subject: Re: memory.h
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> Date: Sun, 15 Jan 2017 05:38:52 +0200
> From: "Eli Zaretskii (eliz AT gnu DOT org) [via djgpp AT delorie DOT com]" <djgpp AT delorie DOT com>
> 
> > From: Hans-Bernhard Bröker <HBBroeker AT t-online DOT de>
> > Date: Sat, 14 Jan 2017 23:57:28 +0100
> > 
> > >>  Would it be okay to
> > >> simply add string.h, without removing stdlib.h?
> > 
> > It would be okay for the user code to do that.
> > 
> > But strictly speaking, system headers are effectively forbidden from 
> > doing that by the language standard.
> 
> Not really.  The language of the standard doesn't say that, it only
> says that the implementation shall _behave_ as if no such inclusion
> happened.

And since AFAIK this header is not in the Standard, I guess even the
above isn't a binding requirement.