Hello, please try again, looks like you need a quilt format if you want to add
a patch
attached an updated diff
G.
diff -u hdup-2.0.14/debian/changelog hdup-2.0.14/debian/changelog
--- hdup-2.0.14/debian/changelog
+++ hdup-2.0.14/debian/changelog
@@ -1,3 +1,11 @@
+hdup (2.0.14-5ubuntu1) eoan; urgency=low
+
+ * Merge from Debian unstable. Remaining changes:
+ - src/Makefile.in: Reorder placement of libglib in linking step to fix
+ FTBFS. (LP: #770850)
+
+ -- Gianfranco Costamagna <locutusofb...@debian.org> Thu, 05 Sep 2019
15:12:21 +0200
+
hdup (2.0.14-5) unstable; urgency=medium
* New patch: gcc-4.6 to fix for GCC 4.6.
@@ -6,6 +14,19 @@
-- Francesco Paolo Lovergine <fran...@debian.org> Wed, 04 Sep 2019 10:24:23
+0200
+hdup (2.0.14-4ubuntu2) bionic; urgency=high
+
+ * No change rebuild to pick up -fPIE compiler default
+
+ -- Balint Reczey <rbal...@ubuntu.com> Tue, 03 Apr 2018 12:27:49 +0000
+
+hdup (2.0.14-4ubuntu1) oneiric; urgency=low
+
+ * src/Makefile.in: Reorder placement of libglib in linking step to fix
+ FTBFS. (LP: #770850)
+
+ -- Daniel T Chen <crim...@ubuntu.com> Wed, 14 Sep 2011 17:07:02 -0400
+
hdup (2.0.14-4) unstable; urgency=low
* Now explicitly uses bash in examples/.
diff -u hdup-2.0.14/src/Makefile.in hdup-2.0.14/src/Makefile.in
--- hdup-2.0.14/src/Makefile.in
+++ hdup-2.0.14/src/Makefile.in
@@ -28,7 +28,7 @@
all: hdup Makefile.in
hdup: ${OBJ} ${HDR} Makefile.in
- ${GCC} ${GLIB_LIBS} ${OBJ} -o hdup
+ ${GCC} ${OBJ} ${GLIB_LIBS} -o hdup
# ${STRIP}
hdup.h: hdup.h.in Makefile.in
