Wording, use more macros, xref grep(1). From jmc@openbsd.

usr.bin/pkill/pkill.1

@@ -1,4 +1,4 @@
-.\"	$NetBSD: pkill.1,v 1.11 2006/02/25 01:13:55 wiz Exp $
+.\"	$NetBSD: pkill.1,v 1.12 2006/02/25 01:15:36 wiz Exp $
 .\"
 .\" Copyright (c) 2002 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -34,7 +34,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd March 16, 2005
+.Dd February 25, 2006
 .Dt PKILL 1
 .Os
 .Sh NAME
@@ -134,7 +134,9 @@ Terminal names may be of the form
 .Sq ttyxx
 or the shortened form
 .Sq xx .
-A single dash (`-') matches processes not associated with a terminal.
+A single dash
+.Pq Sq -
+matches processes not associated with a terminal.
 .It Fl U Ar uid
 Restrict matches to processes with a real user ID in the comma-separated
 list
@@ -162,7 +164,7 @@ Note that a running
 .Nm pgrep
 or
 .Nm pkill
-process will never consider itself nor system processes (kernel threads) as
+process will never consider itself or system processes (kernel threads) as
 a potential match.
 .Sh EXIT STATUS
 .Nm pgrep
@@ -180,6 +182,7 @@ Invalid options were specified on the command line.
 An internal error occurred.
 .El
 .Sh SEE ALSO
+.Sh grep 1 ,
 .Xr kill 1 ,
 .Xr ps 1 ,
 .Xr kill 2 ,