patch 8.2.3679: objc file detected as Octave Commit: https://github.com/vim/vim/commit/7329cfab36356c48edab7ed68f6244eb9e20a5b1 Author: Doug Kearns <dougkearns@gmail.com> Date: Fri Nov 26 13:01:41 2021 +0000 patch 8.2.3679: objc file detected as Octave Problem: objc file detected as Octave. (Antony Lee) Solution: Detect objc by preprocessor lines. (Doug Kearns, closes https://github.com/vim/vim/issues/9223, closes #9220)