Symbol: TTYC_KCUD1
usr.bin/tmux/tty-keys.c
363
{ TTYC_KCUD1, KEYC_DOWN|KEYC_CURSOR },
usr.bin/tmux/tty-term.c
114
[TTYC_KCUD1] = { TTYCODE_STRING, "kcud1" },