RFR: JDK-8334217 : [AIX] Misleading error messages after JDK-8320005 [v4]

[Joachim Kern]

On Wed, 3 Jul 2024 14:53:46 GMT, Suchismith Roy <sroy at openjdk.org> wrote:

>> dll_load_library() call fails is not analyzed (the ebuf content is ignored)
>> dll_load_library does not analyze the contents of ebuf which leads to misleading error message when library loading fails.
>> 
>> We now call  the second dll_load_library() only if the first returns with a 'No such file or directory' error message.
>> If the first dll_load_library() found the library is not able to load it by any reason, we do not try again with a .a extension.
>> [JDK-8334217](https://bugs.openjdk.org/browse/JDK-8334217)
>
> Suchismith Roy has updated the pull request incrementally with one additional commit since the last revision:
> 
>   check error_number

It was intentional, that I used the variable name eno or if you want err_no but not errno to transport the content of the global errno variable. Have you compiled this beforehand?
I will mark my changes were needed.

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Changes requested by jkern (Committer).

PR Review: https://git.openjdk.org/jdk/pull/19887#pullrequestreview-2156698613