Correct some man page xrefs, and some other minor changes to bring some

man pages up to mdoc guidelines and fix some minor formatting glitches.
Also fixed a number of man pages to not abuse the .Xr macro to
display functions and path names and a lot of other junk.

4 files changed, 11 insertions, 10 deletions

diff --git a/usr.bin/ar/ar.5 b/usr.bin/ar/ar.5
index 29c8f8c..37220a8 100644
--- a/usr.bin/ar/ar.5
+++ b/usr.bin/ar/ar.5
@@ -126,8 +126,8 @@ The fields are the object name (14 characters), the file last modification
 time (type long), the user and group id's (each type char), the file mode
 (type int) and the file size (type long).
 Files were padded to an even number of bytes.
-For more information on converting from this format see
-.Xr arcv 8 .
+.\" For more information on converting from this format see
+.\" .Xr arcv 8 .
 .Pp
 The current archive format (without support for long character names and
 names with embedded spaces) was introduced in
diff --git a/usr.bin/key/key.1 b/usr.bin/key/key.1
index d9da463..7399233 100644
--- a/usr.bin/key/key.1
+++ b/usr.bin/key/key.1
@@ -41,7 +41,7 @@ The default is one.
 .SH SEE ALSO
 .BR skey(1),
 .BR keyinit(1),
-.BR keysu(1),
+.\" .BR keysu(1),
 .BR keyinfo(1)
 .SH AUTHOR
 Command by Phil Karn, Neil M. Haller, John S. Walden
diff --git a/usr.bin/tip/tip/modems.5 b/usr.bin/tip/tip/modems.5
index f6abba3..f23e7d9 100644
--- a/usr.bin/tip/tip/modems.5
+++ b/usr.bin/tip/tip/modems.5
@@ -46,7 +46,7 @@ file which
 is structured somewhat like the
 .Xr termcap 5
 file.  Each line in the file provides a description for a single
-.Xr modem .
+.Em modem .
 Fields are separated by a colon (``:'').
 Lines ending in a \e character with an immediately following newline are
 continued on the next line.
@@ -58,16 +58,16 @@ field name followed by an `=' sign indicates a string value follows.  A field
 name followed by a `#' sign indicates a following numeric value.
 .Pp
 When
-.Xr tip
+.Xr tip 1
 is invoked, an entry for a remote system is looked up in the
 .Pa /etc/remote database. 
 If the entry includes an "ACU" type capability (abbreviated at), 
-.Xr tip
+.Xr tip 1
 looks up the specified modem in 
 .Pa /etc/modems.
 If a modem entry is found,
 the corresponding capabilities determine how 
-.Xr tip
+.Xr tip 1
 programs the modem when connecting to and disconnecting from the
 remote system.
 .Sh CAPABILITIES
diff --git a/usr.bin/ul/ul.1 b/usr.bin/ul/ul.1
index 701797a..4ee0ff8 100644
--- a/usr.bin/ul/ul.1
+++ b/usr.bin/ul/ul.1
@@ -89,15 +89,16 @@ specified in
 or as set during the login process by the user in their
 .Pa login
 file (see
-.Xr setenv 1 ) . 
+.Xr environ 7 ) . 
 .El
 .Sh SEE ALSO
 .Xr man 1 ,
 .Xr nroff 1 ,
 .Xr colcrt 1
 .Sh BUGS
-.Xr Nroff
-usually outputs a series of backspaces and underlines intermixed
+The
+.Xr nroff 1
+command usually outputs a series of backspaces and underlines intermixed
 with the text to indicate underlining.  No attempt is made to optimize
 the backward motion.
 .Sh HISTORY