debian: Fix all postinst/prerm/postrm scripts to include debhelper additions

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/debian/libuuid1.postinst b/debian/libuuid1.postinst
index 9d8bcf3..2f46f12 100644
--- a/debian/libuuid1.postinst
+++ b/debian/libuuid1.postinst
@@ -7,3 +7,7 @@
 mkdir -p /var/lib/libuuid
 chown libuuid:libuuid /var/lib/libuuid
 chmod 2775 /var/lib/libuuid
+
+#DEBHELPER#
+
+exit 0
diff --git a/debian/libuuid1.postrm b/debian/libuuid1.postrm
index 63d8370..8c286ee 100644
--- a/debian/libuuid1.postrm
+++ b/debian/libuuid1.postrm
@@ -4,3 +4,7 @@
 then
 	rm -rf /var/lib/libuuid
 fi
+
+#DEBHELPER#
+
+exit 0
diff --git a/debian/uuid-runtime.postinst b/debian/uuid-runtime.postinst
index b7e4d0b..98293f9 100644
--- a/debian/uuid-runtime.postinst
+++ b/debian/uuid-runtime.postinst
@@ -6,3 +6,7 @@
 fi
 chown libuuid:libuuid /usr/sbin/uuidd
 chmod 6755 /usr/sbin/uuidd
+
+#DEBHELPER#
+
+exit 0
diff --git a/debian/uuid-runtime.postrm b/debian/uuid-runtime.postrm
index 62b1c7d..f077001 100644
--- a/debian/uuid-runtime.postrm
+++ b/debian/uuid-runtime.postrm
@@ -5,3 +5,6 @@
 	rm -rf /var/run/uuidd
 fi
 
+#DEBHELPER#
+
+exit 0
diff --git a/debian/uuid-runtime.prerm b/debian/uuid-runtime.prerm
index 3788432..241d7a0 100644
--- a/debian/uuid-runtime.prerm
+++ b/debian/uuid-runtime.prerm
@@ -4,3 +4,7 @@
 then
 	/usr/sbin/uuidd -k || true
 fi
+
+#DEBHELPER#
+
+exit 0