diff -u x11proto-input-2.1.99.5/debian/x11proto-input-dev.install x11proto-input-2.1.99.5/debian/x11proto-input-dev.install
--- x11proto-input-2.1.99.5/debian/x11proto-input-dev.install
+++ x11proto-input-2.1.99.5/debian/x11proto-input-dev.install
@@ -1,5 +1,5 @@
 usr/include/X11/extensions/*
-usr/lib/pkgconfig/inputproto.pc
+usr/lib/pkgconfig/inputproto.pc /usr/share/pkgconfig
 usr/share/doc/inputproto/XIproto.txt  usr/share/doc/x11proto-input-dev
 usr/share/doc/inputproto/XI2proto.txt usr/share/doc/x11proto-input-dev
 usr/share/doc/inputproto/XIproto.html  usr/share/doc/x11proto-input-dev
diff -u x11proto-input-2.1.99.5/debian/control x11proto-input-2.1.99.5/debian/control
--- x11proto-input-2.1.99.5/debian/control
+++ x11proto-input-2.1.99.5/debian/control
@@ -19,6 +19,7 @@
  ${shlibs:Depends},
  ${misc:Depends},
  x11proto-core-dev,
+Multi-Arch: foreign
 Description: X11 Input extension wire protocol
  This package provides development headers describing the wire protocol
  for the Input extension, used to control all manner of options related
diff -u x11proto-input-2.1.99.5/debian/changelog x11proto-input-2.1.99.5/debian/changelog
--- x11proto-input-2.1.99.5/debian/changelog
+++ x11proto-input-2.1.99.5/debian/changelog
@@ -1,3 +1,9 @@
+x11proto-input (2.1.99.5-2) experimental; urgency=low
+
+  * Merge multiarch support from unstable branch.
+
+ -- Steve Langasek <vorlon@debian.org>  Wed, 25 Jan 2012 12:24:17 -0800
+
 x11proto-input (2.1.99.5-1) experimental; urgency=low
 
   * New upstream release candidate.
@@ -22,6 +28,14 @@
 
  -- Cyril Brulebois <kibi@debian.org>  Thu, 15 Dec 2011 14:15:31 +0100
 
+x11proto-input (2.0.2-2) unstable; urgency=low
+
+  * Mark x11proto-input-dev Multi-Arch: foreign
+  * Install .pc file to /usr/share/pkgconfig instead of
+    /usr/lib/pkgconfig
+
+ -- Steve Langasek <vorlon@debian.org>  Fri, 17 Jun 2011 08:56:37 -0700
+
 x11proto-input (2.0.2-1) unstable; urgency=low
 
   * New upstream release.