The git history goes quite far back too. The first version and the current version look quite different. https://github.com/emacs-mirror/emacs/commit/1ab256cb9

The git history goes quite far back too. The first version and the current version look quite different. https://github.com/emacs-mirror/emacs/commit/1ab256cb9997cf15983abc63310cdf32f0533bca https://github.com/emacs-mirror/emacs/commit/1ab256cb9997cf1...