--- lbbs/include/io.h	2004/10/23 08:22:25	1.2
+++ lbbs/include/io.h	2004/11/30 07:10:32	1.4
@@ -22,9 +22,17 @@
 #define LF		'\n'
 #define	BACKSPACE	'\b'
 #define	BELL		'\b'
+#define	KEY_SPACE	'\040'
+#define KEY_CONTROL	0xff
 #define KEY_UP		0x101
 #define KEY_DOWN	0x102
 #define KEY_LEFT	0x103
 #define KEY_RIGHT	0x104
+#define KEY_HOME	0x105
+#define KEY_END		0x106
+#define KEY_PGUP	0x107
+#define KEY_PGDOWN	0x108
+
+#define	Ctrl(C)		((C) - 'A' + 1)
 
 extern int screen_lines;