commit https://github.com/vim/vim/commit/86edef664efccbfe685906c854b9cdd04e56f2d5 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Mar 13 18:07:30 2016 +0100 patch 7.4.1557 Problem: Windows cannot be identified. Solution: Add a unique window number to each window and functions to use it.

#!/bin/sh

# Start GUI Vim on a copy of the tutor file.

# Usage: gvimtutor [xx]
# See vimtutor for usage.

exec `dirname $0`/vimtutor -g "$@"