Add workaround for issue with jnr-posix on Java 9 and above.
Add workaround for issue with jnr-posix on Java 9 and above.

See https://github.com/jnr/jnr-posix/issues/110 for details.

charleskorn/batect,charleskorn/batect,charleskorn/batect,charleskorn/batect,charleskorn/batect