patch 8.1.1567: localtime_r() does not respond to $TZ changes commit https://github.com/vim/vim/commit/db51730df1817fc4b6ecf5a065c69fac518ad821 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jun 18 22:53:24 2019 +0200 patch 8.1.1567: localtime_r() does not respond to $TZ changes Problem: Localtime_r() does not respond to $TZ changes. Solution: If $TZ changes then call tzset(). (Tom Ryder)

" Vim filetype plugin file
" Language:	Objective C
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2003 Jan 15

" Only do this when not done yet for this buffer
if exists("b:did_ftplugin")
  finish
endif

" Behaves just like C
runtime! ftplugin/c.vim ftplugin/c_*.vim ftplugin/c/*.vim