sort is broken

[Ronald F. Guilmette]

In message <20191102233528.CFE66E4728E at ary.local>, you wrote:

>In article <7668.1572729288 at segfault.tristatelogic.com> you write:
>>Not a question, just an expression of grief and deep dismay.
>>
>>It is a sad day when even very fundamental tools, used in billions
>>of scripts, such as /usr/bin/sort turn up broken.
>>
>>https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=241679
>
>I tried it on 11.3 and 12.0 and it works fine.
>
>What's in your environment, particularly what's LC_ALL set to?

In my env, LC_ALL is not set at all.

I do have these, but not sure if they make any difference:

LANG=en_US.UTF-8
XTERM_LOCALE=en_US.UTF-8
LESSCHARSET=utf-8