KPAD
td->tio_keymap[KPAD('A')] = termio_prevhist;
td->tio_keymap[KPAD('B')] = termio_nexthist;
td->tio_keymap[KPAD('C')] = termio_fwdchar;
td->tio_keymap[KPAD('D')] = termio_backchar;
td->tio_keymap[KPAD('H')] = termio_home;
td->tio_keymap[KPAD('F')] = termio_end;
if ((c = KPAD(c)) == 0) {