RFR: 8256418: Jittester make build is broken.

[Igor Ignatyev]

On Mon, 16 Nov 2020 20:53:21 GMT, Leonid Mesnik <lmesnik at openjdk.org> wrote:

> The Utils.java in lib depends on NetworkConfiguration.java now. So NetworkConfiguration.java should be added to the list.
> 
> Verified locally.

LGTM, but please update the copyright year before integrating it.

-- Igor

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Marked as reviewed by iignatyev (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1238