diff -r f40bd358129a tools/ioemu/Makefile.target
--- a/tools/ioemu/Makefile.target	Sat Mar 17 16:56:39 2007 +0000
+++ b/tools/ioemu/Makefile.target	Mon Mar 19 14:13:35 2007 -0400
@@ -193,6 +193,10 @@ LIBS+=-lsocket -lnsl -lresolv
 LIBS+=-lsocket -lnsl -lresolv
 endif
 
+ifeq ($(debug),y)
+CFLAGS += -DQEMU_VNC_MONITOR_EXPORT
+endif
+
 # profiling code
 ifdef TARGET_GPROF
 LDFLAGS+=-p
diff -r f40bd358129a tools/ioemu/vnc.c
--- a/tools/ioemu/vnc.c	Sat Mar 17 16:56:39 2007 +0000
+++ b/tools/ioemu/vnc.c	Mon Mar 19 14:54:19 2007 -0400
@@ -113,8 +113,10 @@ struct VncState
     int visible_w;
     int visible_h;
 
+#ifdef QEMU_VNC_MONITOR_EXPORT
     int ctl_keys;               /* Ctrl+Alt starts calibration */
     int shift_keys;             /* Shift / CapsLock keys */
+#endif
     int numlock;
 };
 
@@ -895,6 +897,7 @@ static void do_key_event(VncState *vs, i
 	    kbd_put_keycode(keycode & 0x7f);
 	else
 	    kbd_put_keycode(keycode | 0x80);
+#ifdef QEMU_VNC_MONITOR_EXPORT
     } else if (down) {
 	int qemu_keysym = 0;
 
@@ -922,8 +925,10 @@ static void do_key_event(VncState *vs, i
 	}
 	if (qemu_keysym != 0)
 	    kbd_put_keysym(qemu_keysym);
-    }
-
+#endif
+    }
+
+#ifdef QEMU_VNC_MONITOR_EXPORT
     if (down) {
 	switch (sym) {
 	case XK_Control_L:
@@ -976,6 +981,10 @@ static void do_key_event(VncState *vs, i
 	    break;
 	}
     }
+#else
+    if (!down && sym == XK_Num_Lock)
+        vs->numlock = !vs->numlock;
+#endif
 }
 
 static void key_event(VncState *vs, int down, uint32_t sym)