svn commit: r291929 - head/tools/tools/nanobsd

[Ed Maste]

On 7 December 2015 at 14:07, Garrett Cooper <yaneurabeya at gmail.com> wrote:
>
> Warner's commit was good. There's a more bulletproof way to do this to make it more portable (in most cases, not all), but it would be overkill:
>
> [ "x$x" != x ]

That construct is to support ancient shells that haven't been relevant
for a very long time. It's not necessary today and only serves to
confuse the reader.