RFR: JDK-8284754: print more interesting env variables in hs_err and VM.info

Wed Apr 13 10:35:16 UTC 2022

On Tue, 12 Apr 2022 14:19:06 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

> There are a few more interesting env variables, e.g. documented here 
> https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap08.html
> that should be printed in hs_err for better supportability.
> For example, TMPDIR is a cross platform addition to what was done for Windows with : 8283497: [windows] print TMP and TEMP in hs_err and VM.info .

Looks good and trivial.

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Marked as reviewed by stuefe (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/8205