diff --git a/bin/tests/system/checkds/ns2/setup.sh b/bin/tests/system/checkds/ns2/setup.sh
index 7fb586afee..d3f178408a 100644
--- a/bin/tests/system/checkds/ns2/setup.sh
+++ b/bin/tests/system/checkds/ns2/setup.sh
@@ -22,16 +22,6 @@ do
 	cp "../ns9/dsset-$subdomain.checkds$TP" .
 done
 
-private_type_record() {
-	_zone=$1
-	_algorithm=$2
-	_keyfile=$3
-
-	_id=$(keyfile_to_key_id "$_keyfile")
-
-	printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
-}
-
 zone="checkds"
 infile="checkds.db.infile"
 zonefile="checkds.db"
diff --git a/bin/tests/system/checkds/ns5/setup.sh b/bin/tests/system/checkds/ns5/setup.sh
index 100cd5dbec..8759366780 100644
--- a/bin/tests/system/checkds/ns5/setup.sh
+++ b/bin/tests/system/checkds/ns5/setup.sh
@@ -14,16 +14,6 @@
 
 echo_i "ns5/setup.sh"
 
-private_type_record() {
-	_zone=$1
-	_algorithm=$2
-	_keyfile=$3
-
-	_id=$(keyfile_to_key_id "$_keyfile")
-
-	printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
-}
-
 zone="checkds"
 infile="checkds.db.infile"
 zonefile="checkds.db"
diff --git a/bin/tests/system/checkds/ns9/setup.sh b/bin/tests/system/checkds/ns9/setup.sh
index efb4a1e2c2..57554d3dd3 100644
--- a/bin/tests/system/checkds/ns9/setup.sh
+++ b/bin/tests/system/checkds/ns9/setup.sh
@@ -22,16 +22,6 @@ setup() {
 	echo "$zone" >> zones
 }
 
-private_type_record() {
-	_zone=$1
-	_algorithm=$2
-	_keyfile=$3
-
-	_id=$(keyfile_to_key_id "$_keyfile")
-
-	printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
-}
-
 # Short environment variable names for key states and times.
 H="HIDDEN"
 R="RUMOURED"
diff --git a/bin/tests/system/conf.sh.common b/bin/tests/system/conf.sh.common
index b68c93dd93..bbc6ade2ea 100644
--- a/bin/tests/system/conf.sh.common
+++ b/bin/tests/system/conf.sh.common
@@ -397,6 +397,22 @@ keyfile_to_key_id() {
 	echo "$1" | sed "s/.*+0\{0,4\}//"
 }
 
+# private_type_record: write a private type record recording the state of the
+# signing process
+#
+# For a given zone ($1), algorithm number ($2) and key file ($3), print the
+# private type record with default type value of 65534, indicating that the
+# signing process for this key is completed.
+private_type_record() {
+        _zone=$1
+        _algorithm=$2
+        _keyfile=$3
+
+        _id=$(keyfile_to_key_id "$_keyfile")
+
+        printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
+}
+
 # nextpart*() - functions for reading files incrementally
 #
 # These functions aim to facilitate looking for (or waiting for)
diff --git a/bin/tests/system/kasp/ns3/setup.sh b/bin/tests/system/kasp/ns3/setup.sh
index d487619f3b..a25bc619fb 100644
--- a/bin/tests/system/kasp/ns3/setup.sh
+++ b/bin/tests/system/kasp/ns3/setup.sh
@@ -22,16 +22,6 @@ setup() {
 	echo "$zone" >> zones
 }
 
-private_type_record() {
-	_zone=$1
-	_algorithm=$2
-	_keyfile=$3
-
-	_id=$(keyfile_to_key_id "$_keyfile")
-
-	printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
-}
-
 # Set in the key state files the Predecessor/Successor fields.
 # Key $1 is the predecessor of key $2.
 key_successor() {
diff --git a/bin/tests/system/kasp/ns6/setup.sh b/bin/tests/system/kasp/ns6/setup.sh
index e8a3c21af1..6f1d07bf43 100644
--- a/bin/tests/system/kasp/ns6/setup.sh
+++ b/bin/tests/system/kasp/ns6/setup.sh
@@ -21,17 +21,6 @@ setup() {
 	infile="${zone}.db.infile"
 }
 
-private_type_record() {
-	_zone=$1
-	_algorithm=$2
-	_keyfile=$3
-
-	_id=$(keyfile_to_key_id "$_keyfile")
-
-	printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
-}
-
-
 # Make lines shorter by storing key states in environment variables.
 H="HIDDEN"
 R="RUMOURED"
diff --git a/bin/tests/system/keymgr2kasp/ns3/setup.sh b/bin/tests/system/keymgr2kasp/ns3/setup.sh
index 1bb89ad37b..f2d8c3bab6 100644
--- a/bin/tests/system/keymgr2kasp/ns3/setup.sh
+++ b/bin/tests/system/keymgr2kasp/ns3/setup.sh
@@ -21,17 +21,6 @@ setup() {
 	infile="${zone}.db.infile"
 }
 
-private_type_record() {
-	_zone=$1
-	_algorithm=$2
-	_keyfile=$3
-
-	_id=$(keyfile_to_key_id "$_keyfile")
-
-	printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
-}
-
-
 # Make lines shorter by storing key states in environment variables.
 H="HIDDEN"
 R="RUMOURED"
diff --git a/bin/tests/system/keymgr2kasp/ns4/setup.sh b/bin/tests/system/keymgr2kasp/ns4/setup.sh
index 148de97570..18f6f322de 100644
--- a/bin/tests/system/keymgr2kasp/ns4/setup.sh
+++ b/bin/tests/system/keymgr2kasp/ns4/setup.sh
@@ -14,16 +14,6 @@
 
 echo_i "ns4/setup.sh"
 
-private_type_record() {
-	_zone=$1
-	_algorithm=$2
-	_keyfile=$3
-
-	_id=$(keyfile_to_key_id "$_keyfile")
-
-	printf "%s. 0 IN TYPE65534 %s 5 %02x%04x0000\n" "$_zone" "\\#" "$_algorithm" "$_id"
-}
-
 # Make lines shorter by storing key states in environment variables.
 H="HIDDEN"
 R="RUMOURED"