diff -uraN ../../orig/libopenmpt-0.4.0/debian/changelog ./debian/changelog
--- ../../orig/libopenmpt-0.4.0/debian/changelog	2018-12-24 16:43:58.000000000 -0500
+++ ./debian/changelog	2019-01-04 16:37:08.788775423 -0500
@@ -1,3 +1,12 @@
+libopenmpt (0.4.0-ubuntu16.04.1~ppa10) xenial; urgency=medium
+
+  * Backport to Xenial
+  * automake build depend added
+  * debhelper depend adjusted to >= 9.0~
+  * deb compat level adjusted to 10
+
+ -- Sonic Team Junior <stjr@srb2.org>  Fri, 04 Jan 2019 16:35:08 -0500
+
 libopenmpt (0.4.0-1) unstable; urgency=medium
 
   * New upstream release.
diff -uraN ../../orig/libopenmpt-0.4.0/debian/compat ./debian/compat
--- ../../orig/libopenmpt-0.4.0/debian/compat	2018-12-24 16:43:58.000000000 -0500
+++ ./debian/compat	2019-01-04 16:34:31.830370437 -0500
@@ -1 +1 @@
-11
+10
diff -uraN ../../orig/libopenmpt-0.4.0/debian/control ./debian/control
--- ../../orig/libopenmpt-0.4.0/debian/control	2018-12-24 16:43:58.000000000 -0500
+++ ./debian/control	2019-01-04 16:34:59.339499384 -0500
@@ -4,7 +4,8 @@
 Maintainer: Debian Multimedia Maintainers <debian-multimedia@lists.debian.org>
 Uploaders: James Cowgill <jcowgill@debian.org>
 Build-Depends:
- debhelper (>= 11.1~),
+ automake,
+ debhelper (>= 9.0~),
  dh-exec,
  doxygen,
  dpkg-dev (>= 1.18.0),
diff -uraN ../../orig/libopenmpt-0.4.0/debian/files ./debian/files
--- ../../orig/libopenmpt-0.4.0/debian/files	1969-12-31 19:00:00.000000000 -0500
+++ ./debian/files	2019-01-04 16:37:20.001229883 -0500
@@ -0,0 +1 @@
+libopenmpt_0.4.0-ubuntu16.04.1~ppa10_source.buildinfo libs optional