diff -Nru open-invaders-0.3/debian/changelog open-invaders-0.3/debian/changelog
--- open-invaders-0.3/debian/changelog	2012-09-10 21:28:23.000000000 +0800
+++ open-invaders-0.3/debian/changelog	2014-10-16 22:16:26.000000000 +0800
@@ -1,3 +1,10 @@
+open-invaders (0.3-4.1) unstable; urgency=low
+
+  * Non-maintainer upload.
+  * fix_pmask: add mips64el, arm64, ppc64el, x32 support (Closes: 754361)
+
+ -- YunQiang Su <syq@debian.org>  Thu, 16 Oct 2014 22:13:36 +0800
+
 open-invaders (0.3-4) unstable; urgency=medium
 
   * Acknowledge NMUs. Thanks Alexander and Tobias!
diff -Nru open-invaders-0.3/debian/patches/fix_pmask_amd64.patch open-invaders-0.3/debian/patches/fix_pmask_amd64.patch
--- open-invaders-0.3/debian/patches/fix_pmask_amd64.patch	2011-09-04 04:04:47.000000000 +0800
+++ open-invaders-0.3/debian/patches/fix_pmask_amd64.patch	2014-10-16 22:12:58.000000000 +0800
@@ -1,13 +1,14 @@
 Index: open-invaders-0.3/headers/pmask.h
 ===================================================================
---- open-invaders-0.3.orig/headers/pmask.h	2011-09-03 22:04:17.000000000 +0200
-+++ open-invaders-0.3/headers/pmask.h	2011-09-03 22:04:13.000000000 +0200
-@@ -36,7 +36,11 @@
+--- open-invaders-0.3.orig/headers/pmask.h	2014-10-16 22:10:56.948584921 +0800
++++ open-invaders-0.3/headers/pmask.h	2014-10-16 22:12:51.688587891 +0800
+@@ -36,7 +36,12 @@
  //e.g. 4 for 16-bit ints, 5 for 32-bit ints, 6 for 64-bit ints
  //don't worry about setting it incorrectly
  //you'll get a compile error if you do, not a run-time error
 -#define MASK_WORD_BITBITS 5
-+#if defined(__alpha__) || defined(__ia64__) || defined(__x86_64__) || defined(__s390x__) || (defined(__sparc__) && defined(__arch64__))
++#if defined(__alpha__) || defined(__ia64__) || (defined(__x86_64__) && defined(__LP64__)) || defined(__s390x__) || (defined(__sparc__) && defined(__arch64__)) \
++      || defined(__powerpc64__) || defined(__aarch64__) || (defined(__mips64) && defined(__LP64__))
 +	#define MASK_WORD_BITBITS 6
 +#else
 +	#define MASK_WORD_BITBITS 5