commit https://github.com/vim/vim/commit/10ce39a0d52272a3dfff2feb8c631529f29e6740 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 29 22:37:06 2016 +0200 patch 7.4.2120 Problem: User defined functions can't be a closure. Solution: Add the "closure" argument. Allow using :unlet on a bound variable. (Yasuhiro Matsumoto, Ken Takata)

README_os2.txt for version 7.4 of Vim: Vi IMproved.

This file used to explain the installation of Vim on OS/2 systems.
However, support for OS/2 has been removed in patch 7.4.1008.
See "README.txt" for general information about Vim.