debian-installer: enable further archs.

helpers/DATA/debian-installer/di_focal/1422_1421.diff

@@ -0,0 +1,35 @@
+=== modified file 'build/Makefile'
+--- build/Makefile	2010-11-05 16:34:29 +0000
++++ build/Makefile	2011-03-01 11:42:39 +0000
+@@ -294,6 +294,7 @@
+ 	rm -rf $(TREE)
+ 	# Set up the basic files [u]dpkg needs.
+ 	mkdir -p $(DPKGDIR)/info
++	ln -nsf . $(DPKGDIR)/info/$(shell dpkg --print-architecture)
+ 	touch $(DPKGDIR)/status
+ 	# Create a tmp tree
+ 	mkdir -p $(TREE)/tmp
+@@ -457,6 +458,7 @@
+ 
+ 	mkdir -p $(EXTRAUDEBSDIR)
+ 	mkdir -p $(EXTRAUDEBSDPKGDIR)/info $(EXTRAUDEBSDPKGDIR)/updates
++	ln -nsf . $(EXTRAUDEBSDPKGDIR)/info/$(shell dpkg --print-architecture)
+ 	touch $(EXTRAUDEBSDPKGDIR)/status $(EXTRAUDEBSDPKGDIR)/available
+ 
+ ifdef EXTRADRIVERS
+
+#=== modified file 'debian/changelog'
+#--- debian/changelog	2011-03-01 10:36:50 +0000
+#+++ debian/changelog	2011-03-01 11:42:39 +0000
+#@@ -1,3 +1,10 @@
+#+debian-installer (20101020ubuntu21) UNRELEASED; urgency=low
+#+
+#+  * Install /var/lib/dpkg/info/$(dpkg --print-architecture) -> . symlink so
+#+    that images build correctly in the presence of multiarch dpkg.
+#+
+#+ -- Colin Watson <cjwatson@ubuntu.com>  Tue, 01 Mar 2011 11:41:38 +0000
+#+
+# debian-installer (20101020ubuntu20) natty; urgency=low
+# 
+#   * Stop building the armel dove subarchitecture; it no longer has a kernel
+#