commit https://github.com/vim/vim/commit/5f1032d2a55b9417a0a6fa225e35089c98a5a419 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jun 7 22:16:36 2016 +0200 patch 7.4.1906 Problem: Collapsing channel buffers and searching for NL does not work properly. (Xavier de Gary, Ramel Eshed) Solution: Do not assume the buffer contains a NUL or not. Change NUL bytes to NL to avoid the string is truncated.

" Logtalk filetype plugin file
" Language:         Logtalk
" Maintainer:       Paulo Moura <pmoura@logtalk.org>
" Latest Revision:  2007-07-06

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

let b:undo_ftplugin = "setl ts< sw< fdm< fdc< ai< dict<"

"setlocal ts=4
setlocal sw=4
setlocal fdm=syntax
setlocal fdc=2
setlocal autoindent
setlocal dict=$VIMRUNTIME/ftplugin/logtalk.dict