Listing 4

/*
 *  keys. h
 *  copyright 1988 Ronald Florence
 *
 *  use with curses programs that need extended keyboard
 *  (if tcap.h does not include the defines)
 */

#define KEY_DOWN    0402
#define KEY_UP      0403
#define KEY_LEFT    0404
#define KEY_RIGHT   0405
#define KEY_HOME    0406
#define KEY_BACKSPACE   0407
#define KEY_F0      0410
#define KEY_F(n)    (KEY_F0 + (n))