patch 8.1.0142: xterm and vt320 builtin termcap missing keypad keys commit https://github.com/vim/vim/commit/e6882bdc44efbcea0af647f5759a8f48cf29e27c Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jul 3 17:16:59 2018 +0200 patch 8.1.0142: xterm and vt320 builtin termcap missing keypad keys Problem: Xterm and vt320 builtin termcap missing keypad keys. Solution: Add the escape sequences. (Kouichi Iwamoto, closes https://github.com/vim/vim/issues/2973)

" VIM syntax file
" Language:	groff
" Maintainer:	Alejandro López-Valencia <dradul@yahoo.com>
" URL:		http://dradul.tripod.com/vim
" Last Change:	2003-05-08-12:41:13 GMT-5.

" This uses the nroff.vim syntax file.
let b:main_syntax = "nroff"
let b:nroff_is_groff = 1
runtime! syntax/nroff.vim