commit https://github.com/vim/vim/commit/fa03fd6c4a9fe05274d62ddefd645cb5801d2023 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 2 22:03:00 2016 +0100 patch 7.4.1036 Problem: Only terminals with up to 256 colors work properly. Solution: Use the 256 color behavior for all terminals with 256 or more colors. (Robert de Bath, closes https://github.com/vim/vim/issues/504)

" 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