[PATCH v5 0/12] MR6369: Draft: Refactor the async state flags

[Jinoh Kang (＠iamahuman)]

--
  v5: server: Eliminate async_alerted() helper function.
      server: Eliminate async_unknown_status() helper function.
      server: Remove "unknown_status" field from struct async.
      server: Remove "alerted" field from struct async.
      server: Remove "terminated" field from struct async.
      server: Remove "signaled" field from struct async.
      server: Remove "direct_result" field from struct async.
      server: Signal async unconditionally in async_set_result().
      server: Introduce a new async state enum.
      server: Introduce async_unknown_status() helper to compute the 'unknown_status' flag.
      server: Introduce async_alerted() helper to compute the 'alerted' flag.
      server: Introduce async_terminated() helper to compute the 'terminated' flag.

https://gitlab.winehq.org/wine/wine/-/merge_requests/6369