Async-Interrupt-1.25 does not compile anymore since perl 5.31.6

[Andreas Koenig]

Happy New Year,

https://github.com/Perl/perl5/issues/17392

Executive summary:

- commit
  https://github.com/Perl/perl5/commit/116e19abbf4f4b20a9c7928603c993679bcbdd2f
  (page seems to require javascript)
- David Mitchell: "turned a broken mess into a slightly less broken mess"
- David Mitchell: "Async-Interrupt will have to be updated to handle the new reality"
- David Mitchell: "I'm not going to devote any effort to fix it"

Enjoy,
-- 
andreas