patch 8.2.0863: cannot set a separate color for underline/undercurl Commit: https://github.com/vim/vim/commit/e023e88bed3f2e0a7ea4cf10cac2de80bc9c271c Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 31 16:42:30 2020 +0200 patch 8.2.0863: cannot set a separate color for underline/undercurl Problem: Cannot set a separate color for underline/undercurl. Solution: Add the t_AU and t_8u termcap codes. (Timur Celik, closes https://github.com/vim/vim/issues/6011)

" Vim filetype plugin file
" Language:		Configuration File
" Maintainer:		Christian Brabandt <cb@256bit.org>
" Latest Revision:	2018-12-24

if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let s:cpo_save = &cpo
set cpo&vim

let b:undo_ftplugin = "setl cms< fo<"

setlocal commentstring=#\ %s formatoptions-=t formatoptions+=croql

let &cpo = s:cpo_save
unlet s:cpo_save