Log Message:
Update to 3.80

Upstream changes:
3.80      2022-11-01
  * Fix compatibility with ancient perl by avoiding index in test (GH#33)
    (Graham Knop)

3.79      2022-10-12
  * Modernise XS (GH#32) (James Raspass)
  * Skip threads on older perl versions, as they often segfault (GH#31) (Graham
  * Knop)