Touch configure.in, aclocal.m4, and configure to defeat the

autofile-generated makefile dependencies to avoid timeskew problems
caused by applying the debian source diff file.

debian/rules

@@ -15,6 +15,7 @@ DEB_BUILD_GNU_TYPE := $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
 build: build-stamp
 build-stamp: patch-stamp
 	dh_testdir
+	touch configure.in ; touch aclocal.m4 ;	touch configure
 	./configure --build=$(DEB_BUILD_GNU_TYPE) --host=$(DEB_HOST_GNU_TYPE) --prefix=/usr --mandir=/usr/share/man 
 	$(MAKE) CFLAGS="$(CFLAGS)"
 	touch build-stamp