patch 9.0.0394: Cygwin: multibyte characters may be broken in terminal window Commit: https://github.com/vim/vim/commit/5903aaf7eb4586cf7e4fa5a219092334b05c89de Author: K.Takata <kentkt@csc.jp> Date: Tue Sep 6 11:26:56 2022 +0100 patch 9.0.0394: Cygwin: multibyte characters may be broken in terminal window Problem: Cygwin: multibyte characters may be broken in terminal window. Solution: Adjust how to read and write on the channel. (Ken Takata, closes #11063)