Warning: The macOS 12 SDK does not appear to be installed. Ports may not build correctly.

Joshua Root jmr at macports.org
Sun Oct 31 00:11:56 UTC 2021

On 2021-10-31 10:04 , Daniel J. Luke wrote:
> On Oct 30, 2021, at 5:25 PM, Nils Breunese <nils at breun.nl> wrote:
>> But I indeed don’t seem to have an SDK for macOS 12:
>> So far I haven’t had any ports not building correctly. Is this a known issue? Does it have a known solution?
> Yes - you can fix it by re-installing the command line tools:
> https://trac.macports.org/wiki/ProblemHotlist#reinstall-clt
> (this happened to me on upgrade to macOS 12 as well).

I'd encourage everyone affected by this issue to use Feedback Assistant 
to let Apple know that you would like it fixed.

- Josh

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