bug#27810: macOS runtime feature detection

[Richard Stallman]

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  >               so it's not really a cross-build anymore, not in the
  >   > usual sense.

  > It is not 100% a cross-build.  But it means you don't need a compiler
  > for the target machine.

I mean, you don't need to do compilation ON the target machine.

-- 
Dr Richard Stallman
President, Free Software Foundation (gnu.org, fsf.org)
Internet Hall-of-Famer (internethalloffame.org)
Skype: No way! See stallman.org/skype.html.