bug#27736: OSX 10.6.8: Building from master branch fails.

[Paul Eggert]

On 03/28/2018 11:54 AM, Charles A. Roelli wrote:
> -            time_t t = -67768038400665600;
> +            time_t t = -67768038400666600;

Thanks, I did that in Gnulib and propagated the result into Emacs master 
(see attached patch).

> And then I got the following in the output of ./configure:
>
>    checking whether localtime loops forever near extrema... ./configure: line 
> 30561: 35760 Alarm clock             TZ=QQQ0 ./conftest$EXEEXT

Thanks for mentioning that; I attempted to suppress the "Alarm clock" 
stuff in the attached patch too.

> I will try to find the exact boundary of the hang again.  And the hang
> is timezone-dependent, so that complicates things too.

I think we should be OK here, as the test case uses UTC so that it is 
reproducible. The use of UTC could explain why the abovementioned 
numeric change was needed.

0001-time_rz-fix-workaround-for-Mac-OS-X-10.6-infloop.patch
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