--- screen-4.0.2/etc/etcscreenrc.lock-shortcut	2006-01-17 22:03:38.000000000 +0100
+++ screen-4.0.2/etc/etcscreenrc	2006-01-17 22:04:55.000000000 +0100
@@ -82,6 +82,8 @@
 terminfo wy75-42 nx:xo:Z0=\E[?3h\E[31h:Z1=\E[?3l\E[31h
 
 #remove some stupid / dangerous key bindings
+bind ^x
+bind x
 bind ^k
 #bind L
 bind ^\
@@ -91,4 +93,4 @@
 bind I login on
 bind O login off
 bind } history
-
+bind X lockscreen