RFR: 8282219: jdk/java/lang/ProcessBuilder/Basic.java fails on AIX [v4]

[Ichiroh Takiguchi]

On Thu, 24 Feb 2022 17:01:13 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> Ichiroh Takiguchi has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Add null check
>
> Javac is compiling the source to a .class file. The contents of the `java.library.path` do not affect the class file generated.
> None of the code of the class is executed during compilation.

Thanks @RogerRiggs 
I could understand why this issue was happened.

You said:
> As far as I can tell, the test does not modify the environment and originally passes LIBPATH without modification.

I'd like to confirm one thing.
My patch did not pass `LIBPATH` environment variable to child process.
You mean the testcase should pass parent `LIBPATH` to child process ?
If so, it's better to use #7581 .
(Please use bugid [8282219](https://bugs.openjdk.java.net/browse/JDK-8282219))

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PR: https://git.openjdk.java.net/jdk/pull/7574