-Debhelper only ever acts on packages that can be built for the given
-architecture, even if -N or -p are used to specify packages specific
-to other architectures.
+B<dh_auto_>I<*> prefer to use Perl's B<Module::Build> in preference to F<Makefile.PL>.
+
+=back
+
+=item v9
+
+This compatability level is still open for development; use with caution.
+
+Changes from v8 are:
+
+=over 8
+
+=item -
+
+Multiarch support. In particular, B<dh_auto_configure> passes
+multiarch directories to autoconf in --libdir and --libexecdir,
+while B<dh_makeshlibs> detects packages containing multiarch
+directories and sets a Pre-Dependency on multiarch-support in
+${misc:Pre-Depends}