debian/bin/mate-polkit.in

 #!/bin/sh
 
-/usr/lib/@BUILD_ARCH@/polkit-mate/polkit-mate-authentication-agent-1 &
+/usr/lib/@DEB_HOST_MULTIARCH@/polkit-mate/polkit-mate-authentication-agent-1 &

debian/changelog

+mate-polkit (1.20.2-1~bpo9+1) stretch-backports; urgency=medium
+
+  * Rebuild for stretch-backports.
+
+ -- Mike Gabriel <sunweaver@debian.org>  Sat, 02 Feb 2019 01:45:44 +0100
+
+mate-polkit (1.20.2-1) unstable; urgency=medium
+
+  * New upstream release.
+  * debian/control:
+    + Bump Standards-Version: to 4.3.0. No changes needed.
+  * debian/control:
+    + Move mate-polkit-bin from arch:any to arch:all.
+
+ -- Mike Gabriel <sunweaver@debian.org>  Wed, 09 Jan 2019 10:34:21 +0100
+
+mate-polkit (1.20.1-2) unstable; urgency=medium
+
+  [ Helmut Grohne ]
+  * debian/rules: Fix build/host confusion. (Closes: #913416).
+
+ -- Mike Gabriel <sunweaver@debian.org>  Sun, 11 Nov 2018 15:56:48 +0100
+
 mate-polkit (1.20.1-1~bpo9+1) stretch-backports; urgency=medium
 
   * Rebuild for stretch-backports.

debian/control

@@ -15,13 +15,13 @@ Build-Depends: cdbs,
                libpolkit-gobject-1-dev,
                mate-common (>= 1.18),
                pkg-config,
-Standards-Version: 4.1.4
+Standards-Version: 4.3.0
 Homepage: http://www.mate-desktop.org/
 Vcs-Browser: https://salsa.debian.org/debian-mate-team/mate-polkit
 Vcs-Git: https://salsa.debian.org/debian-mate-team/mate-polkit.git
 
 Package: mate-polkit-bin
-Architecture: any
+Architecture: all
 Depends: mate-polkit (>= ${source:Version}),
          ${misc:Depends},
 Breaks: mate-polkit (<< 1.12.0-3~),

debian/copyright

@@ -121,4 +121,4 @@ License: LGPL-2+
  Library General Public License for more details.
  .
  On Debian systems, the complete text of the GNU Library General
- Public License version 3 can be found in "/usr/share/common-licenses/LGPL-2".
+ Public License version 2 can be found in "/usr/share/common-licenses/LGPL-2".

debian/rules

 #!/usr/bin/make -f
 
+include /usr/share/dpkg/architecture.mk
 include /usr/share/cdbs/1/class/autotools.mk
 include /usr/share/cdbs/1/rules/debhelper.mk
 include /usr/share/cdbs/1/rules/utils.mk
@@ -20,9 +21,9 @@ DEB_CONFIGURE_SCRIPT := ./autogen.sh
 
 DEB_CONFIGURE_EXTRA_FLAGS := --disable-silent-rules \
                              --localstatedir=/var \
-                             --libdir=/usr/lib/$(shell dpkg-architecture -qDEB_BUILD_MULTIARCH) \
-                             --includedir=/usr/include/$(shell dpkg-architecture -qDEB_BUILD_MULTIARCH) \
-                             --libexecdir=/usr/lib/$(shell dpkg-architecture -qDEB_BUILD_MULTIARCH)/polkit-mate \
+                             --libdir=/usr/lib/$(DEB_HOST_MULTIARCH) \
+                             --includedir=/usr/include/$(DEB_HOST_MULTIARCH) \
+                             --libexecdir=/usr/lib/$(DEB_HOST_MULTIARCH)/polkit-mate \
                              --disable-silent-rules \
                              --disable-static \
                              --enable-gtk-doc
@@ -36,7 +37,7 @@ remove-cruft::
 
 install-wrapper::
 	mkdir -p debian/tmp/usr/bin/
-	cat debian/bin/mate-polkit.in  | sed -e 's/@BUILD_ARCH@/$(shell dpkg-architecture -qDEB_BUILD_MULTIARCH)/' > debian/tmp/usr/bin/mate-polkit
+	sed -e 's/@DEB_HOST_MULTIARCH@/$(DEB_HOST_MULTIARCH)/' < debian/bin/mate-polkit.in > debian/tmp/usr/bin/mate-polkit
 
 get-orig-source:
 	uscan --noconf --force-download --rename --download-current-version --destdir=..