[Issue 23456] OpenBSD: Add waitid support

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23456

--- Comment #3 from Dlang Bot <dlang-bot at dlang.rocks> ---
dlang/dmd pull request #14643 "merge stable" was merged into master:

- 0c862722803437de393c9911ff0bb32f2c120998 by Brian Callahan:
  Fix Issue 23456 - OpenBSD: Add waitid support (#14612)

https://github.com/dlang/dmd/pull/14643

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