On 2025-09-06 17:03, Remind list wrote:
> One other thing I should mention is that Remind has no way to know if
> you use a valid time zone name. That's because the POSIX API for
> setting a timezone is (I kid you not...):
>
> setenv("TZ", the_zone_name, 1);
> tzset();
>
> and tzset() returns void... there's no possible error return from
> tzset()... not even errno. This is not one of POSIX's shining moments.
>
> On Linux with glibc, if you say:
>
> REM TZ banana AT 00:00 MSG It's midnight, banana-time!
>
> then you get UTC. I have no idea what happens on non-Linux systems.
Per my OpenBSD & FreeBSD man-pages:
If the TZ environment variable does not specify a tzfile(5) format
file and cannot be interpreted as a direct specification, UTC is used.
so it looks like you'd get UTC there too.
-tim
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