EXTENDED_KEY_MODES
switch (ft->wp->screen->mode & EXTENDED_KEY_MODES) {
switch (s->mode & EXTENDED_KEY_MODES) {
screen_write_mode_clear(sctx, EXTENDED_KEY_MODES);
s->mode = (s->mode & ~EXTENDED_KEY_MODES)|MODE_KEYS_EXTENDED;
s->mode = (s->mode & ~EXTENDED_KEY_MODES)|MODE_KEYS_EXTENDED;