[tack/f19] (3 commits) ...1.07-6

[Miroslav Lichvar]

Summary of changes:

  8dba32c... remove obsolete macros (*)
  48b52f2... update config.guess and config.sub for aarch64 (#926606) (*)
  89c170e... 1.07-6 (*)

(*) This commit already existed in another branch; no separate mail sent