RFR [XXS]: 8242000: clean up list of environment variables printed in hs_err file

[David Holmes]

Hi Matthias,

On 2/04/2020 4:55 pm, Baesken, Matthias wrote:
> Hello, please review this very small cleanup change.
> 
> When discussing the environment variables printed in the hs_err file, we 
> found that
> some cleanup should be done , David  pointed out  :
> 
>>> I think we can dispense with LD_ASSUME_KERNEL, and _JAVA_SR_SIGNUM is
>>> used on Linux, BSD and AIX. :) Not for this change of course.
> 
> Bug/webrev :
> 
> https://bugs.openjdk.java.net/browse/JDK-8242000
> 
> http://cr.openjdk.java.net/~mbaesken/webrevs/8242000.0/

That fixes the two examples I already found but the intent was to do a 
more thorough examination of all the variables to see if they are still 
relevant e.g is JRE_HOME still meaningful? What does JAVA_COMPILER do? 
The intent is to report env vars that can affect the execution of the JVM.

Cheers,
David

> Thanks, Matthias
>