--- rxvt-unicode/src/perl/keysym-list	2012/01/13 12:18:16	1.3
+++ rxvt-unicode/src/perl/keysym-list	2012/09/21 22:55:56	1.4
@@ -1,5 +1,23 @@
 #! perl
 
+=head1 NAME
+
+keysym-list - implement the "list" keysym expansion.
+
+=head1 SYNOPSIS
+
+   urxvt -pe keysym-list
+
+=head1 DESCRIPTION
+
+The "list" keysym expansion was formerly part od the rxvt-unicode core,
+and has been moved into this extension for backwards compatibility. You
+shouldn't use this extension except for compatibility with old
+configurations.
+
+=cut
+
+
 sub on_register_command {
    my ($self, $keysym, $state, $str) = @_;