patch 9.0.1199: crash when using kitty and using a mapping with <Esc> Commit: https://github.com/vim/vim/commit/584b853ee034754edd278d15f2966ac3d8c9d72c Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 14 21:07:07 2023 +0000 patch 9.0.1199: crash when using kitty and using a mapping with <Esc> Problem: Crash when using kitty and using a mapping with <Esc>. Solution: Do not try setting did_simplify when it is NULL. (closes https://github.com/vim/vim/issues/11817)

/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * VIM - Vi IMproved	by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 */

#ifdef __QNXNTO__
# include <sys/procmgr.h>
#endif

#define	USE_TMPNAM

#define POSIX	    // Used by pty.c

#if defined(FEAT_GUI_PHOTON)
extern int is_photon_available;
#endif