diff -Nru ntp-4.2.6.p5+dfsg/debian/changelog ntp-4.2.6.p5+dfsg/debian/changelog
--- ntp-4.2.6.p5+dfsg/debian/changelog	2013-05-20 14:18:52.000000000 +0000
+++ ntp-4.2.6.p5+dfsg/debian/changelog	2014-07-14 18:32:05.000000000 +0000
@@ -1,3 +1,10 @@
+ntp (1:4.2.6.p5+dfsg-3.1) unstable; urgency=low
+
+  * Non-maintainer upload.
+  * Use autotools-dev to ensure configurey is updated for new architectures
+
+ -- Chen Baozi <baozich@gmail.com>  Fri, 13 Jun 2014 11:54:21 +0800
+
 ntp (1:4.2.6.p5+dfsg-3) unstable; urgency=low
 
   * Look for <openssl/opensslv.h> rather than <openssl/opensslconf.h>, which
diff -Nru ntp-4.2.6.p5+dfsg/debian/rules ntp-4.2.6.p5+dfsg/debian/rules
--- ntp-4.2.6.p5+dfsg/debian/rules	2013-05-20 14:13:34.000000000 +0000
+++ ntp-4.2.6.p5+dfsg/debian/rules	2014-07-14 18:29:12.000000000 +0000
@@ -18,7 +18,7 @@
 	# hurd does not provided the system calls needed for ntpd to work.
 	exit 1
 endif
-	cp /usr/share/misc/config.guess /usr/share/misc/config.sub .
+	dh_autotools-dev_updateconfig
 	./configure CFLAGS='$(CFLAGS)' CPPFLAGS='$(CPPFLAGS)' LDFLAGS='$(LDFLAGS)' \
 		--prefix=/usr \
 		--enable-all-clocks --enable-parse-clocks --enable-SHM \
@@ -44,7 +44,7 @@
 	dh_testroot
 	rm -f build-stamp 
 	[ ! -f Makefile ] || $(MAKE) -k distclean
-	rm -f config.guess config.sub
+	dh_autotools-dev_restoreconfig
 	dh_clean
 
 install: build-stamp