diff --git a/tools/regression/usr.bin/pkill/pgrep-F.t b/tools/regression/usr.bin/pkill/pgrep-F.t
new file mode 100644
index 000000000000..a4c1c6cd9056
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-F.t
@@ -0,0 +1,24 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pgrep -F <pidfile>"
+pidfile=`mktemp /tmp/$base.XXXXXX` || exit 1
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+echo $chpid > $pidfile
+pid=`pgrep -f -F $pidfile $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok - $name"
+else
+	echo "not ok - $name"
+fi
+kill $chpid
+rm -f $pidfile
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-G.t b/tools/regression/usr.bin/pkill/pgrep-G.t
new file mode 100644
index 000000000000..b07b6089b69e
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-G.t
@@ -0,0 +1,38 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pgrep -G <gid>"
+rgid=`id -gr`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -G $rgid $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+kill $chpid
+rm -f $sleep
+
+name="pgrep -G <group>"
+rgid=`id -grn`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -G $rgid $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
+kill $chpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-P.t b/tools/regression/usr.bin/pkill/pgrep-P.t
new file mode 100644
index 000000000000..d139edbb078e
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-P.t
@@ -0,0 +1,22 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pgrep -P <ppid>"
+ppid=$$
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -P $ppid $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok - $name"
+else
+	echo "not ok - $name"
+fi
+kill $chpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-S.t b/tools/regression/usr.bin/pkill/pgrep-S.t
new file mode 100644
index 000000000000..5ce98e6fa8bc
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-S.t
@@ -0,0 +1,20 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pgrep -S"
+pid=`pgrep -Sx g_event`
+if [ "$pid" = "2" ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+pid=`pgrep -x g_event`
+if [ "$pid" != "2" ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
diff --git a/tools/regression/usr.bin/pkill/pgrep-U.t b/tools/regression/usr.bin/pkill/pgrep-U.t
new file mode 100644
index 000000000000..7cc865ab5f38
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-U.t
@@ -0,0 +1,38 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pgrep -U <uid>"
+ruid=`id -ur`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -U $ruid $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+kill $chpid
+rm -f $sleep
+
+name="pgrep -U <user>"
+ruid=`id -urn`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -U $ruid $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
+kill $chpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-g.t b/tools/regression/usr.bin/pkill/pgrep-g.t
new file mode 100644
index 000000000000..19bd7748b3e3
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-g.t
@@ -0,0 +1,37 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pgrep -g <pgrp>"
+pgrp=`ps -o tpgid -p $$ | tail -1`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -g $pgrp $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+kill $chpid
+rm -f $sleep
+
+name="pgrep -g 0"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -g 0 $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
+kill $chpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-i.t b/tools/regression/usr.bin/pkill/pgrep-i.t
new file mode 100644
index 000000000000..cbf36ff4dac7
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-i.t
@@ -0,0 +1,24 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pgrep -i"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+usleep="${sleep}XXX"
+touch $usleep
+lsleep="${sleep}xxx"
+ln -sf /bin/sleep $usleep
+$usleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -i $lsleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok - $name"
+else
+	echo "not ok - $name"
+fi
+kill $chpid
+rm -f $sleep $usleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-j.t b/tools/regression/usr.bin/pkill/pgrep-j.t
new file mode 100644
index 000000000000..37c1e73f7e18
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-j.t
@@ -0,0 +1,45 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pgrep -j <jid>"
+if [ `id -u` -eq 0 ]; then
+	sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+	ln -sf /bin/sleep $sleep
+	jail / temp 127.0.0.1 $sleep 5 &
+	sleep 0.3
+	chpid=$!
+	jid=`jls | egrep '127\.0\.0\.1.*temp.*\/' | awk '{print $1}'`
+	pid=`pgrep -f -j $jid $sleep`
+	if [ "$pid" = "$chpid" ]; then
+		echo "ok 1 - $name"
+	else
+		echo "not ok 1 - $name"
+	fi
+	kill $chpid
+	rm -f $sleep
+else
+	echo "ok 1 - $name # skip Test needs uid 0."
+fi
+
+name="pgrep -j 0"
+if [ `id -u` -eq 0 ]; then
+	sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+	ln -sf /bin/sleep $sleep
+	jail / temp 127.0.0.1 $sleep 5 &
+	sleep 0.3
+	chpid=$!
+	pid=`pgrep -f -j 0 $sleep`
+	if [ "$pid" = "$chpid" ]; then
+		echo "ok 2 - $name"
+	else
+		echo "not ok 2 - $name"
+	fi
+	kill $chpid
+	rm -f $sleep
+else
+	echo "ok 2 - $name # skip Test needs uid 0."
+fi
diff --git a/tools/regression/usr.bin/pkill/pgrep-l.t b/tools/regression/usr.bin/pkill/pgrep-l.t
new file mode 100644
index 000000000000..3be3402e65cd
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-l.t
@@ -0,0 +1,20 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pgrep -l"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pid=$!
+if [ "$pid $sleep 5" = "`pgrep -f -l $sleep`" ]; then
+	echo "ok - $name"
+else
+	echo "not ok - $name"
+fi
+kill $pid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-n.t b/tools/regression/usr.bin/pkill/pgrep-n.t
new file mode 100644
index 000000000000..cde95fb5c057
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-n.t
@@ -0,0 +1,24 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pgrep -n"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+oldpid=$!
+$sleep 5 &
+sleep 0.3
+newpid=$!
+pid=`pgrep -f -n $sleep`
+if [ "$pid" = "$newpid" ]; then
+	echo "ok - $name"
+else
+	echo "not ok - $name"
+fi
+kill $oldpid
+kill $newpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-o.t b/tools/regression/usr.bin/pkill/pgrep-o.t
new file mode 100644
index 000000000000..2b1cf5167239
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-o.t
@@ -0,0 +1,24 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pgrep -o"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+oldpid=$!
+$sleep 5 &
+sleep 0.3
+newpid=$!
+pid=`pgrep -f -o $sleep`
+if [ "$pid" = "$oldpid" ]; then
+	echo "ok - $name"
+else
+	echo "not ok - $name"
+fi
+kill $oldpid
+kill $newpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-s.t b/tools/regression/usr.bin/pkill/pgrep-s.t
new file mode 100644
index 000000000000..b9d39698ed51
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-s.t
@@ -0,0 +1,37 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pgrep -s <sid>"
+sid=`ps -o tsid -p $$ | tail -1`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -s $sid $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+kill $chpid
+rm -f $sleep
+
+name="pgrep -s 0"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -s 0 $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
+kill $chpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-t.t b/tools/regression/usr.bin/pkill/pgrep-t.t
new file mode 100644
index 000000000000..7fb580d2213f
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-t.t
@@ -0,0 +1,25 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pgrep -t <tty>"
+tty=`ps -o tty -p $$ | tail -1`
+if [ "$tty" = "??" ]; then
+	tty="-"
+fi
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+chpid=$!
+pid=`pgrep -f -t $tty $sleep`
+if [ "$pid" = "$chpid" ]; then
+	echo "ok - $name"
+else
+	echo "not ok - $name"
+fi
+kill $chpid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-v.t b/tools/regression/usr.bin/pkill/pgrep-v.t
new file mode 100644
index 000000000000..11a2be27c4ba
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-v.t
@@ -0,0 +1,25 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pgrep -v"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pid=$!
+if [ -z "`pgrep -f -v $sleep | egrep '^'"$pid"'$'`" ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+if [ ! -z "`pgrep -f -v -x x | egrep '^'"$pid"'$'`" ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
+kill $pid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pgrep-x.t b/tools/regression/usr.bin/pkill/pgrep-x.t
new file mode 100644
index 000000000000..890666496280
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pgrep-x.t
@@ -0,0 +1,36 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..4"
+
+name="pgrep -x"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pid=$!
+if [ ! -z "`pgrep -x sleep | egrep '^'"$pid"'$'`" ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+if [ -z "`pgrep -x slee | egrep '^'"$pid"'$'`" ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
+name="pgrep -x -f"
+if [ ! -z "`pgrep -x -f ''"$sleep"' 5' | egrep '^'"$pid"'$'`" ]; then
+	echo "ok 3 - $name"
+else
+	echo "not ok 3 - $name"
+fi
+if [ -z "`pgrep -x -f ''"$sleep"' ' | egrep '^'"$pid"'$'`" ]; then
+	echo "ok 4 - $name"
+else
+	echo "not ok 4 - $name"
+fi
+kill $pid
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-F.t b/tools/regression/usr.bin/pkill/pkill-F.t
new file mode 100644
index 000000000000..732d80757bbb
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-F.t
@@ -0,0 +1,27 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pkill -F <pidfile>"
+pidfile=`mktemp /tmp/$base.XXXXXX` || exit 1
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+echo $! > $pidfile
+pkill -f -F $pidfile $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok - $name"
+	;;
+*)
+	echo "not ok - $name"
+	;;
+esac
+
+rm -f $pidfile
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-G.t b/tools/regression/usr.bin/pkill/pkill-G.t
new file mode 100644
index 000000000000..0717cea792c3
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-G.t
@@ -0,0 +1,42 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pkill -G <gid>"
+rgid=`id -gr`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -G $rgid $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 1 - $name"
+	;;
+*)
+	echo "not ok 1 - $name"
+	;;
+esac
+rm -f $sleep
+
+name="pkill -G <group>"
+rgid=`id -grn`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -G $rgid $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 2 - $name"
+	;;
+*)
+	echo "not ok 2 - $name"
+	;;
+esac
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-P.t b/tools/regression/usr.bin/pkill/pkill-P.t
new file mode 100644
index 000000000000..4b8ddb559e5b
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-P.t
@@ -0,0 +1,25 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pkill -P <ppid>"
+ppid=$$
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -P $ppid $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok - $name"
+	;;
+*)
+	echo "not ok - $name"
+	;;
+esac
+
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-U.t b/tools/regression/usr.bin/pkill/pkill-U.t
new file mode 100644
index 000000000000..16313f82836a
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-U.t
@@ -0,0 +1,42 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pkill -U <uid>"
+ruid=`id -ur`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -U $ruid $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 1 - $name"
+	;;
+*)
+	echo "not ok 1 - $name"
+	;;
+esac
+rm -f $sleep
+
+name="pkill -U <user>"
+ruid=`id -urn`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -U $ruid $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 2 - $name"
+	;;
+*)
+	echo "not ok 2 - $name"
+	;;
+esac
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-g.t b/tools/regression/usr.bin/pkill/pkill-g.t
new file mode 100644
index 000000000000..d00adacb27fb
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-g.t
@@ -0,0 +1,41 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pkill -g <pgrp>"
+pgrp=`ps -o tpgid -p $$ | tail -1`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -g $pgrp $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 1 - $name"
+	;;
+*)
+	echo "not ok 1 - $name"
+	;;
+esac
+rm -f $sleep
+
+name="pkill -g 0"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -g 0 $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 2 - $name"
+	;;
+*)
+	echo "not ok 2 - $name"
+	;;
+esac
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-i.t b/tools/regression/usr.bin/pkill/pkill-i.t
new file mode 100644
index 000000000000..6574cbd5d25d
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-i.t
@@ -0,0 +1,26 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pkill -i"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+usleep="${sleep}XXX"
+touch $usleep
+lsleep="${sleep}xxx"
+ln -sf /bin/sleep $usleep
+$usleep 5 &
+sleep 0.3
+pkill -f -i $lsleep
+ec=$?
+case $ec in
+0)
+	echo "ok - $name"
+	;;
+*)
+	echo "not ok - $name"
+	;;
+esac
+rm -f $sleep $usleep
diff --git a/tools/regression/usr.bin/pkill/pkill-j.t b/tools/regression/usr.bin/pkill/pkill-j.t
new file mode 100644
index 000000000000..00393f1ab86c
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-j.t
@@ -0,0 +1,49 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pkill -j <jid>"
+if [ `id -u` -eq 0 ]; then
+	sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+	ln -sf /bin/sleep $sleep
+	jail / temp 127.0.0.1 $sleep 5 &
+	sleep 0.3
+	jid=`jls | egrep '127\.0\.0\.1.*temp.*\/' | awk '{print $1}'`
+	pkill -f -j $jid $sleep
+	ec=$?
+	case $ec in
+	0)
+		echo "ok 1 - $name"
+		;;
+	*)
+		echo "not ok 1 - $name"
+		;;
+	esac
+	rm -f $sleep
+else
+	echo "ok 1 - $name # skip Test needs uid 0."
+fi
+
+name="pkill -j 0"
+if [ `id -u` -eq 0 ]; then
+	sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+	ln -sf /bin/sleep $sleep
+	jail / temp 127.0.0.1 $sleep 5 &
+	sleep 0.3
+	pkill -f -j 0 $sleep
+	ec=$?
+	case $ec in
+	0)
+		echo "ok 2 - $name"
+		;;
+	*)
+		echo "not ok 2 - $name"
+		;;
+	esac
+	rm -f $sleep
+else
+	echo "ok 1 - $name # skip Test needs uid 0."
+fi
diff --git a/tools/regression/usr.bin/pkill/pkill-s.t b/tools/regression/usr.bin/pkill/pkill-s.t
new file mode 100644
index 000000000000..5fc4dc6f2f94
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-s.t
@@ -0,0 +1,41 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..2"
+
+name="pkill -s <sid>"
+sid=`ps -o tsid -p $$ | tail -1`
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -s $sid $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 1 - $name"
+	;;
+*)
+	echo "not ok 1 - $name"
+	;;
+esac
+rm -f $sleep
+
+name="pkill -s 0"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -s 0 $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok 2 - $name"
+	;;
+*)
+	echo "not ok 2 - $name"
+	;;
+esac
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-t.t b/tools/regression/usr.bin/pkill/pkill-t.t
new file mode 100644
index 000000000000..73458f56eeb1
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-t.t
@@ -0,0 +1,27 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..1"
+
+name="pkill -t <tty>"
+tty=`ps -o tty -p $$ | tail -1`
+if [ "$tty" = "??" ]; then
+	tty="-"
+fi
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -f -t $tty $sleep
+ec=$?
+case $ec in
+0)
+	echo "ok - $name"
+	;;
+*)
+	echo "not ok - $name"
+	;;
+esac
+rm -f $sleep
diff --git a/tools/regression/usr.bin/pkill/pkill-x.t b/tools/regression/usr.bin/pkill/pkill-x.t
new file mode 100644
index 000000000000..61d5d5b5425f
--- /dev/null
+++ b/tools/regression/usr.bin/pkill/pkill-x.t
@@ -0,0 +1,44 @@
+#!/bin/sh
+# $FreeBSD$
+
+base=`basename $0`
+
+echo "1..4"
+
+name="pkill -x"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -x slee -P $$
+if [ $? -ne 0 ]; then
+	echo "ok 1 - $name"
+else
+	echo "not ok 1 - $name"
+fi
+pkill -x sleep -P $$
+if [ $? -eq 0 ]; then
+	echo "ok 2 - $name"
+else
+	echo "not ok 2 - $name"
+fi
+rm -f $sleep
+
+name="pkill -x -f"
+sleep=`mktemp /tmp/$base.XXXXXX` || exit 1
+ln -sf /bin/sleep $sleep
+$sleep 5 &
+sleep 0.3
+pkill -x -f "$sleep " -P $$
+if [ $? -ne 0 ]; then
+	echo "ok 3 - $name"
+else
+	echo "not ok 3 - $name"
+fi
+pkill -x -f "$sleep 5" -P $$
+if [ $? -eq 0 ]; then
+	echo "ok 4 - $name"
+else
+	echo "not ok 4 - $name"
+fi
+rm -f $sleep