patch 8.0.0840: MS-Windows: fopen() and open() prototypes are wrong commit https://github.com/vim/vim/commit/b6843a007da9c06bd8f9491cc12e5e0afd858f33 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Aug 2 22:07:12 2017 +0200 patch 8.0.0840: MS-Windows: fopen() and open() prototypes are wrong Problem: MS-Windows: fopen() and open() prototypes do not match the ones in the system header file. Can't build without FEAT_MBYTE. Solution: Add "const". Move macro to after including protoo.h.

README_src.txt for version 8.0 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-8.0-rt.tar.gz).  To be able to run Vim you MUST get the runtime
archive too!