patch 9.0.0349: filetype of *.sil files not well detected Commit: https://github.com/vim/vim/commit/be807d582499acbe314ead3891481cba6ca136df Author: Bram Moolenaar <Bram@vim.org> Date: Thu Sep 1 15:01:25 2022 +0100 patch 9.0.0349: filetype of *.sil files not well detected Problem: Filetype of *.sil files not well detected. Solution: Inspect the file contents to guess the filetype.

" Vim syntax file
" Language:  systemd.unit(5)

if !exists('b:current_syntax')
  " Looks a lot like dosini files.
  runtime! syntax/dosini.vim
  let b:current_syntax = 'systemd'
endif