commit https://github.com/vim/vim/commit/2faa29f896252073b53f387406109e331fbbe5f8 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 23 23:02:34 2016 +0100 patch 7.4.1161 Problem: ":argadd" without argument is supposed to add the current buffer name to the arglist. Solution: Make it work as documented. (Coot, closes https://github.com/vim/vim/issues/577)

" Vim indent file
" Language:	Scheme
" Maintainer:	Sergey Khorev <sergey.khorev@gmail.com>
" Last Change:	2005 Jun 24

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
  finish
endif

runtime! indent/lisp.vim