4 files changed, 16 insertions, 8 deletions
diff --git a/lib/libc/sys/semctl.2 b/lib/libc/sys/semctl.2
index b76b9812692..0f7a62f465c 100644
--- a/lib/libc/sys/semctl.2
+++ b/lib/libc/sys/semctl.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: semctl.2,v 1.16 2014/11/15 22:19:53 guenther Exp $
+.\"	$OpenBSD: semctl.2,v 1.17 2021/10/23 21:17:45 jmc Exp $
 .\"	$NetBSD: semctl.2,v 1.2 1997/03/27 08:20:40 mikel Exp $
 .\"
 .\" Copyright (c) 1995 Frank van der Linden
@@ -30,7 +30,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"/
-.Dd $Mdocdate: November 15 2014 $
+.Dd $Mdocdate: October 23 2021 $
 .Dt SEMCTL 2
 .Os
 .Sh NAME
@@ -235,5 +235,7 @@ or the values in
 are greater than the system-imposed limit.
 .El
 .Sh SEE ALSO
+.Xr ipcrm 1 ,
+.Xr ipcs 1 ,
 .Xr semget 2 ,
 .Xr semop 2
diff --git a/lib/libc/sys/semget.2 b/lib/libc/sys/semget.2
index 7627e49549a..44dc62f434c 100644
--- a/lib/libc/sys/semget.2
+++ b/lib/libc/sys/semget.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: semget.2,v 1.19 2014/11/15 22:19:53 guenther Exp $
+.\"	$OpenBSD: semget.2,v 1.20 2021/10/23 21:17:45 jmc Exp $
 .\"	$NetBSD: semget.2,v 1.2 1997/03/27 08:20:41 mikel Exp $
 .\"
 .\" Copyright (c) 1995 Frank van der Linden
@@ -30,7 +30,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"/
-.Dd $Mdocdate: November 15 2014 $
+.Dd $Mdocdate: October 23 2021 $
 .Dt SEMGET 2
 .Os
 .Sh NAME
@@ -147,6 +147,8 @@ and no semaphore set associated with
 was found.
 .El
 .Sh SEE ALSO
+.Xr ipcrm 1 ,
+.Xr ipcs 1 ,
 .Xr semctl 2 ,
 .Xr semop 2 ,
 .Xr ftok 3
diff --git a/lib/libc/sys/semop.2 b/lib/libc/sys/semop.2
index 691cb5b1b95..cdbaf26eb67 100644
--- a/lib/libc/sys/semop.2
+++ b/lib/libc/sys/semop.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: semop.2,v 1.19 2015/11/01 21:26:48 jmc Exp $
+.\"	$OpenBSD: semop.2,v 1.20 2021/10/23 21:17:45 jmc Exp $
 .\"	$NetBSD: semop.2,v 1.1 1995/10/16 23:49:28 jtc Exp $
 .\"
 .\" Copyright (c) 1995 Frank van der Linden
@@ -30,7 +30,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"/
-.Dd $Mdocdate: November 1 2015 $
+.Dd $Mdocdate: October 23 2021 $
 .Dt SEMOP 2
 .Os
 .Sh NAME
@@ -152,5 +152,7 @@ was set in
 points to an illegal address.
 .El
 .Sh SEE ALSO
+.Xr ipcrm 1 ,
+.Xr ipcs 1 ,
 .Xr semctl 2 ,
 .Xr semget 2
diff --git a/lib/libc/sys/shmctl.2 b/lib/libc/sys/shmctl.2
index 801c7cecbda..7469610f2fb 100644
--- a/lib/libc/sys/shmctl.2
+++ b/lib/libc/sys/shmctl.2
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: shmctl.2,v 1.17 2014/12/10 19:19:00 schwarze Exp $
+.\"	$OpenBSD: shmctl.2,v 1.18 2021/10/23 21:17:45 jmc Exp $
 .\"	$NetBSD: shmctl.2,v 1.3 1997/03/27 08:20:39 mikel Exp $
 .\"
 .\" Copyright (c) 1995 Frank van der Linden
@@ -30,7 +30,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"/
-.Dd $Mdocdate: December 10 2014 $
+.Dd $Mdocdate: October 23 2021 $
 .Dt SHMCTL 2
 .Os
 .Sh NAME
@@ -185,6 +185,8 @@ is not a valid command.
 specifies an invalid address.
 .El
 .Sh SEE ALSO
+.Xr ipcrm 1 ,
+.Xr ipcs 1 ,
 .Xr shmat 2 ,
 .Xr shmget 2
 .Sh STANDARDS