[tz] make traditional_tarballs fails on macOS for 2022b

[Deborah Goldsmith]

Given that this is a bug that affects multiple systems (macOS, FreeBSD 13.1) please consider releasing a new version with the fix.

Thanks,
Debbie

> On Aug 10, 2022, at 11:35 PM, Deborah Goldsmith via tz <tz at iana.org> wrote:
> 
> Both traditional_tarballs and rearguard_tarballs build with no problems with the latest commit in the development repo.
> 
> Thanks,
> Debbie
> 
>> On Aug 10, 2022, at 7:26 PM, Paul Eggert <eggert at cs.ucla.edu> wrote:
>> 
>> Thanks for reporting the problem. This appears to be a bug in macOS awk, as it is reporting a syntax error here:
>> 
>> stdoff_column = 2 * /^Zone/ + 1
>> 
>> even though POSIX says this is a valid awk statement.
>> 
>> I don't observe the bug on FreeBSD 13.0, where "awk --version" reports "awk version 20190529 (FreeBSD)".
>> 
>> Please try the attached patch, which I have installed in the development repository. I hope it works around the macOS bug, but I don't have easy access to macOS to try it. If this patch works for you, please file a bug report with whoever is maintaining 'awk' on macOS, as statements like the above should work.
>> 
>> If I'm right about the bug, then to build without the patch you can install a working 'awk' on your system (e.g., FreeBSD or GNU 'awk'), or run 'make traditional_tarballs' on a working platform (e.g., FreeBSD or GNU/Linux) and then transport the resulting tarball to macOS.<0001-Work-around-macOS-awk-bug.patch>
>