patch 8.1.2101: write_session_file() often defined but not used Commit: https://github.com/vim/vim/commit/ac02a638b4ae2f019b448bf82bf2667e75ff939e Author: Bram Moolenaar <Bram@vim.org> Date: Sun Sep 29 19:02:46 2019 +0200 patch 8.1.2101: write_session_file() often defined but not used Problem: write_session_file() often defined but not used. Solution: Adjust the #ifdef. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/4998)

README_src.txt for version 8.1 of Vim: Vi IMproved.

The source archive contains the files needed to compile Vim on Unix systems.
It is packed for Unix systems (NL line separator).

For more information, see the README.txt file that comes with the runtime
archive (vim-8.1-rt.tar.gz).  To be able to run Vim you MUST get the runtime
archive too!