patch 8.2.4142: build failure with normal features without persistent undo Commit: https://github.com/vim/vim/commit/b4868eddd9cdc7086c88a7a3699dd435d34ae904 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 19 11:24:40 2022 +0000 patch 8.2.4142: build failure with normal features without persistent undo Problem: Build failure with normal features without persistent undo. Solution: Adjust #ifdef. (closes https://github.com/vim/vim/issues/9557)

#!/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