Convert references to other manpages to .Xr and add

entries to the SEE ALSO section.

sbin/ccdconfig/ccdconfig.8

@@ -150,13 +150,13 @@ mirror.  /dev/da2e is mirrored with /dev/da4e and assigned to ccd0.
 .Ed
 .Pp
 When you create a new ccd disk you generally want to
-.Nm disklabel
+.Xr disklabel 8
 it before doing anything else.  Once you create the initial label you can
 edit it, adding additional partitions.  The label itself takes up the first
 16 sectors of the ccd disk.  If all you are doing is creating file systems
 with newfs, you do not have to worry about this as newfs will skip the
 label area.  However, if you intend to
-.Nm dd
+.Xr dd 1
 to or from a ccd partition it is usually a good idea to construct the
 partition such that it does not overlap the label area.  For example, if
 you have A ccd disk with 10000 sectors you might create a 'd' partition
@@ -187,16 +187,19 @@ you begin to get disk errors you should be able to backup the ccd disk,
 replace the broken hardware, and then regenerate the ccd disk.  If you need
 more than this you should look into external hardware RAID SCSI boxes,
 RAID controllers such as the
-.Nm dpt
+.Xr dpt 4
 controller, or software RAID systems such as
-.Nm vinum .
+.Xr vinum 8 .
 .Sh FILES
 .Bl -tag -width /etc/ccd.conf -compact
 .It Pa /etc/ccd.conf
 default ccd configuration file
 .El
 .Sh SEE ALSO
+.Xr dd 1 ,
 .Xr ccd 4 ,
+.Xr dpt 4 ,
+.Xr disklabel 8 ,
 .Xr rc 8 ,
 .Xr vinum 8
 .Sh BUGS