git: 3775ddcf5a12 - main - tests/sys/netgraph: Tell kyua that perl is required

[Enji Cooper]

> On Feb 23, 2021, at 9:44 AM, Alex Richardson <arichardson at FreeBSD.org> wrote:
> 
> The branch main has been updated by arichardson:
> 
> URL: https://cgit.FreeBSD.org/src/commit/?id=3775ddcf5a12c8e23970e94b7b165bf23c92aeba
> 
> commit 3775ddcf5a12c8e23970e94b7b165bf23c92aeba
> Author:     Alex Richardson <arichardson at FreeBSD.org>
> AuthorDate: 2021-02-23 17:02:31 +0000
> Commit:     Alex Richardson <arichardson at FreeBSD.org>
> CommitDate: 2021-02-23 17:43:31 +0000
> 
>    tests/sys/netgraph: Tell kyua that perl is required
> 
>    Otherwise these tests fail with incomprehensible error messages.
> 
>    Reviewed By:    kp
>    Differential Revision: https://reviews.freebsd.org/D28894

	It might be a good idea to rely on ${TAP_PERL_INTERPRETER} instead, in the code, however… is there a reason why the one-liners are written in perl instead of awk?
Cheers,
-Enji