diff -Nru rt-app-0.2~alpha2.20140716/debian/changelog rt-app-0.2~alpha2.20140716/debian/changelog
--- rt-app-0.2~alpha2.20140716/debian/changelog	2014-07-18 07:11:34.000000000 +0800
+++ rt-app-0.2~alpha2.20140716/debian/changelog	2014-10-17 14:19:51.000000000 +0800
@@ -1,3 +1,9 @@
+rt-app (0.2~alpha2.20140716-2.1) unstable; urgency=low
+
+  * timespec_to_nsec: unify the return type (Closes: #757082).
+
+ -- YunQiang Su <syq@debian.org>  Fri, 17 Oct 2014 14:14:24 +0800
+
 rt-app (0.2~alpha2.20140716-2) unstable; urgency=medium
 
   * Set Maintainer to Linaro team maintenance
diff -Nru rt-app-0.2~alpha2.20140716/debian/patches/longlong-u64.diff rt-app-0.2~alpha2.20140716/debian/patches/longlong-u64.diff
--- rt-app-0.2~alpha2.20140716/debian/patches/longlong-u64.diff	1970-01-01 08:00:00.000000000 +0800
+++ rt-app-0.2~alpha2.20140716/debian/patches/longlong-u64.diff	2014-10-17 14:12:40.000000000 +0800
@@ -0,0 +1,13 @@
+Index: rt-app-0.2~alpha2.20140716/src/rt-app_utils.h
+===================================================================
+--- rt-app-0.2~alpha2.20140716.orig/src/rt-app_utils.h	2014-07-17 02:23:11.000000000 +0800
++++ rt-app-0.2~alpha2.20140716/src/rt-app_utils.h	2014-10-17 14:12:35.306078642 +0800
+@@ -119,7 +119,7 @@
+ pid_t
+ gettid(void);
+ 
+-unsigned long long
++__u64
+ timespec_to_nsec(struct timespec *ts);
+ #endif
+ 
diff -Nru rt-app-0.2~alpha2.20140716/debian/patches/series rt-app-0.2~alpha2.20140716/debian/patches/series
--- rt-app-0.2~alpha2.20140716/debian/patches/series	2014-07-17 11:27:43.000000000 +0800
+++ rt-app-0.2~alpha2.20140716/debian/patches/series	2014-10-17 14:11:22.000000000 +0800
@@ -1,2 +1,3 @@
 update-readme-for-merge
 fix-const-parser-warnings
+longlong-u64.diff