[Issue 18697] core.sys.posix.strings is missing

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18697

--- Comment #1 from John Colvin <john.loughran.colvin at gmail.com> ---
Sorry, correct link:
http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/strings.h.html

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