How to get the current Timezone

[WhatMeWorry via Digitalmars-d-learn]

On Friday, 28 August 2015 at 14:18:24 UTC, Adam D. Ruppe wrote:
> On Friday, 28 August 2015 at 14:07:37 UTC, wobbles wrote:
>> However, it just returns an empty string.
>
> from the doc:
>
> Note that this always returns the empty string. This is because 
> time zones cannot be uniquely identified by the attributes 
> given by the OS (such as the stdName and dstName), and neither 
> Posix systems nor Windows systems provide an easy way to get 
> the TZ Database name of the local time zone.

Stupid question. If it always returns an empty string, why is it 
even there?