patch 8.2.4162: Vim9: no error for redefining function with export Commit: https://github.com/vim/vim/commit/9c7cae66bc21a3dc5c6e60cd64216ce7c9073003 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 20 19:10:25 2022 +0000 patch 8.2.4162: Vim9: no error for redefining function with export Problem: Vim9: no error for redefining function with export. Solution: Check for existing function with/without prefix. (closes https://github.com/vim/vim/issues/9577)

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service