patch 8.2.4723: the ModeChanged autocmd event is inefficient Commit: https://github.com/vim/vim/commit/2bf52dd065495cbf28e28792f2c2d50d44546d9f Author: LemonBoy <thatlemon@gmail.com> Date: Sat Apr 9 18:17:34 2022 +0100 patch 8.2.4723: the ModeChanged autocmd event is inefficient Problem: The ModeChanged autocmd event is inefficient. Solution: Avoid allocating memory. (closes https://github.com/vim/vim/issues/10134) Rename trigger_modechanged() to may_trigger_modechanged().

/* pty.c */
int setup_slavepty(int fd);
int mch_openpty(char **ttyn);
int mch_isatty(int fd);
/* vim: set ft=c : */