btn               751 lib/tty/key.c      int btn;
btn               759 lib/tty/key.c          btn = tty_lowlevel_getch () - 32;
btn               775 lib/tty/key.c          btn = ev->x = ev->y = 0;
btn               782 lib/tty/key.c              btn = 10 * btn + (c - '0');
btn               801 lib/tty/key.c              btn = 3;
btn               807 lib/tty/key.c      if (btn == 3)
btn               838 lib/tty/key.c          if (btn >= 32 && btn <= 34)
btn               840 lib/tty/key.c              btn -= 32;
btn               855 lib/tty/key.c          switch (btn)