RFC patch - document preseed options for IPv6

[Vincent McIntyre <vincent.mcintyre@csiro.au>]

Hi,

I would like to be able to control IPv6 support via preseeding.
This is not currently mentioned in the preseeding appendix.
Is this patch sufficient or are there parts I am missing?

Vince

Index: appendix/preseed.xml
===================================================================
--- appendix/preseed.xml	(revision 68504)
+++ appendix/preseed.xml	(working copy)
@@ -834,6 +834,7 @@
 </para><para>
 
 The following debconf variables are relevant for network configuration.
+Installation over IPv6 is now fully supported.
 
 </para>
 
@@ -875,6 +876,13 @@
 #d-i netcfg/get_gateway string 192.168.1.1
 #d-i netcfg/confirm_static boolean true
 
+# IPV6 network configuration. The defaults are shown.
+# Auto-configure IPv6 networking?
+#d-i netcfg/use_autoconfig true
+#d-i netcfg/dhcpv6_timeout 15
+# static IPv6
+#d-i netcfg/get_ipaddress ther:e::is:no::defa:ult0
+
 # Any hostname and domain names assigned from dhcp take precedence over
 # values set here. However, setting the values still prevents the questions
 # from being shown, even if values come from dhcp.