diff -ruN debian.orig/changelog debian/changelog
--- debian.orig/changelog	2010-02-12 16:49:12.000000000 -0800
+++ debian/changelog	2010-02-14 19:21:53.000000000 -0800
@@ -1,3 +1,9 @@
+ghc6 (6.13-0.2) unstable; urgency=low
+
+  * Patching Debian's 6.12.1 package with 6.13-20091231 tarball.
+
+ -- David Fox <dsf@seereason.com>  Sun, 14 Feb 2010 19:21:53 -0800
+
 ghc6 (6.12.1-9) unstable; urgency=low
 
   * Remove /usr/lib/ghc-$(ProjectVersion)/lib/haddock (ie. the internal
diff -ruN debian.orig/control debian/control
--- debian.orig/control	2010-02-12 23:18:21.000000000 -0800
+++ debian/control	2010-02-16 13:26:30.000000000 -0800
@@ -3,15 +3,15 @@
 Priority: optional
 Maintainer: Kari Pahula <kaol@debian.org>
 Standards-Version: 3.8.4
-Build-Depends: debhelper (>= 7), libgmp3-dev, devscripts, ghc6, grep-dctrl, autotools-dev, gcc (>= 4:4.2), procps | hurd, libffi-dev, autoconf, pkg-config, xsltproc, docbook-xsl, docbook-xml, binutils (>= 2.19.51.20090508) [arm armel], libncurses5-dev
+Build-Depends: debhelper (>= 7), libgmp3-dev, devscripts, ghc6, grep-dctrl, autotools-dev, gcc (>= 4:4.2), procps | hurd, quilt, libffi-dev, autoconf, pkg-config, xsltproc, docbook-xsl, docbook-xml, binutils (>= 2.19.51.20090508) [arm armel], libncurses5-dev
 Homepage: http://haskell.org/ghc/
 
 Package: ghc6
 Architecture: any
 Depends: perl | perl5, gcc (>= 4:4.2), libgmp3-dev, libffi-dev, libbsd-dev, libc6-dev, ${shlibs:Depends}, ${misc:Depends}
 Provides: haskell-compiler, ghc, haddock, ${provided-devs}
-Conflicts: ghc4 (<= 4.08.1-4), haddock
-Replaces: haddock, ghc6-doc (= 6.12.1-8)
+Conflicts: ghc4 (<= 4.08.1-4)
+Replaces: ghc6-doc (= 6.12.1-8)
 Breaks: cabal-install (<< 0.8.0), haskell-devscripts (<< 0.6.19), ghc6-doc (<= 6.12.1-8)
 Suggests: ghc6-prof, ghc6-doc, haskell-doc
 Description: GHC - the Glasgow Haskell Compilation system
diff -ruN debian.orig/ghc6.triggers debian/ghc6.triggers
--- debian.orig/ghc6.triggers	2010-01-27 11:36:52.000000000 -0800
+++ debian/ghc6.triggers	1969-12-31 16:00:00.000000000 -0800
@@ -1 +0,0 @@
-interest /var/lib/ghc-6.12.1/package.conf.d
diff -ruN debian.orig/patches/series debian/patches/series
--- debian.orig/patches/series	2010-02-12 06:08:05.000000000 -0800
+++ debian/patches/series	2010-02-14 19:23:33.000000000 -0800
@@ -7,3 +7,4 @@
 haddock-no-irrefutable-docname
 haddock-hardcode-ghc-paths
 debian-changes-6.12.1-9
+version
diff -ruN debian.orig/patches/version debian/patches/version
--- debian.orig/patches/version	1969-12-31 16:00:00.000000000 -0800
+++ debian/patches/version	2010-02-15 06:14:40.000000000 -0800
@@ -0,0 +1,7 @@
+Index: ghc6-6.12.1/VERSION
+===================================================================
+--- ghc-6.12.1.orig/VERSION~	2009-10-02 12:06:12.000000000 -0700
++++ ghc-6.12.1/VERSION	2009-10-04 08:27:09.000000000 -0700
+@@ -1 +1 @@
+-6.13.20091231
++6.13
diff -ruN debian.orig/rules debian/rules
--- debian.orig/rules	2010-02-12 16:49:25.000000000 -0800
+++ debian/rules	2010-02-16 13:26:30.000000000 -0800
@@ -8,6 +8,8 @@
 # Uncomment this to turn on verbose mode. 
 #export DH_VERBOSE=1
 
+include /usr/share/quilt/quilt.make
+
 # From /usr/share/doc/autotools-dev/examples/rules.gz:
 export DEB_HOST_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
 export DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
@@ -20,6 +22,8 @@
 #  confflags += --build $(DEB_BUILD_GNU_TYPE) --host $(DEB_HOST_GNU_TYPE)
 #endif
 
+confflags +=  --enable-shared --enable-bootstrap-with-devel-snapshot
+
 ProjectVersion=$(shell awk -F\' "/^PACKAGE_VERSION='[0-9.]+'\$$/ { print \$$2 }" configure)
 
 GHC=$(firstword $(shell bash -c "type -p ghc6 ghc"))
@@ -27,7 +31,8 @@
 BUILD_HADDOCK_DOCS=YES
 
 configure: configure-stamp
-configure-stamp:
+configure-stamp: debian/stamp-patched
+	echo "interest /var/lib/ghc-`cat VERSION`/package.conf.d" > debian/ghc6.triggers
 	dh_testdir
 
 	touch configure
@@ -224,7 +229,7 @@
 	echo "/var/lib/ghc-$(ProjectVersion)/package.conf.d /usr/lib/ghc-$(ProjectVersion)/package.conf.d" >> debian/ghc6.links
 	touch $@
 
-clean:
+clean: unpatch
 	dh_testdir
 	dh_testroot
 	rm -f configure-stamp build-stamp install-stamp binary-arch-stamp binary-indep-stamp