diff -u clamav-0.97.8+dfsg/debian/rules clamav-0.97.8+dfsg/debian/rules
--- clamav-0.97.8+dfsg/debian/rules
+++ clamav-0.97.8+dfsg/debian/rules
@@ -57,6 +57,7 @@
 	  fi;\
 	done;
 	# Add here commands to configure the package.
+	dh_autotools-dev_updateconfig
 	./configure CFLAGS="$(CFLAGS)" CPPFLAGS="$(CPPFLAGS)" CXXFLAGS="$(CXXFLAGS)" LDFLAGS="$(LDFLAGS)" --build=$(DEB_BUILD_GNU_TYPE) --prefix=/usr --mandir=\$${prefix}/share/man --infodir=\$${prefix}/share/info --disable-clamav --with-dbdir=/var/lib/clamav/ --sysconfdir=/etc/clamav --enable-milter --disable-clamuko --with-gnu-ld --enable-dns-fix ${DEBUG_OPTS} --disable-unrar --libdir=\$${prefix}/lib --with-system-tommath  --without-included-ltdl
 
 build: build-stamp
@@ -125,6 +126,7 @@
 	rm -f debian/clamav-freshclam.config
 	rm -f debian/clamav-freshclam.postinst
 	rm -f libclamav/c++/llvm/utils/lit/lit/*.pyc
+	dh_autotools-dev_restoreconfig
 	dh_clean
 
 install: install-indep install-arch
diff -u clamav-0.97.8+dfsg/debian/control clamav-0.97.8+dfsg/debian/control
--- clamav-0.97.8+dfsg/debian/control
+++ clamav-0.97.8+dfsg/debian/control
@@ -4,7 +4,7 @@
 Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
 XSBC-Original-Maintainer: ClamAV Team <pkg-clamav-devel@lists.alioth.debian.org>
 Uploaders: Stephen Gran <sgran@debian.org>, Michael Meskes <meskes@debian.org>, Michael Tautschnig <mt@debian.org>, Scott Kitterman <scott@kitterman.com>
-Build-Depends: debhelper (>= 6.0.7), po-debconf, zlib1g-dev, libbz2-dev, libmilter-dev, perl, bc, check, libtommath-dev, libltdl-dev, libncurses5-dev, python
+Build-Depends: debhelper (>= 6.0.7), po-debconf, zlib1g-dev, libbz2-dev, libmilter-dev, perl, bc, check, libtommath-dev, libltdl-dev, libncurses5-dev, python, autotools-dev
 Standards-Version: 3.9.3
 Vcs-Git: git://git.debian.org/pkg-clamav/clamav.git
 Vcs-Browser: http://git.debian.org/?p=pkg-clamav/clamav.git;a=summary
diff -u clamav-0.97.8+dfsg/debian/changelog clamav-0.97.8+dfsg/debian/changelog
--- clamav-0.97.8+dfsg/debian/changelog
+++ clamav-0.97.8+dfsg/debian/changelog
@@ -1,3 +1,9 @@
+clamav (0.97.8+dfsg-1ubuntu4) saucy; urgency=low
+
+  * Use dh_autotools-dev to update config.{sub,guess} for AArch64.
+
+ -- Matthias Klose <doko@ubuntu.com>  Thu, 10 Oct 2013 13:10:04 +0200
+
 clamav (0.97.8+dfsg-1ubuntu3) saucy; urgency=low
 
   * debian/tests: Update clamd test to not require network access.