RFR: 8327095: (ch) java/nio/channels/AsyncCloseAndInterrupt.java: improve error message when mkfifo fails [v5]

[Brian Burkhalter]

On Wed, 13 Mar 2024 19:27:53 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Never mind about `othervm` as it is required for `--enable-native-access`.
>
> This looks good but I can't immediately see which platform this part of the test runs on. That is, I assume we don't try to create a fifo on Windows.

If it's running on Windows, `initFile()` returns at line 155 and the `mkfifo()` method is never called.

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PR Review Comment: https://git.openjdk.org/jdk/pull/18072#discussion_r1523814588