mdoc(7) police:

o  Update document date.
o  Remove hard sentence break.
o  Sort xrefs.

share/man/man4/md.4

@@ -7,7 +7,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd July 4, 2000
+.Dd March 9, 2001
 .Dt MD 4
 .Os
 .Sh NAME
@@ -29,7 +29,8 @@ devices with
 .Cm malloc
 backing must share the malloc-per-bucket-quota.
 The exact size of this quota varies, in particular with amount of RAM in the 
-system.  The exact value can be determined with
+system.
+The exact value can be determined with
 .Xr vmstat 8 .
 .It Cm preload
 A file loaded by 
@@ -41,7 +42,7 @@ For backwards compatibility the type
 .Sq mfs_root
 is also recognized.
 If the kernel is created with option
-.Cm MD_ROOT
+.Dv MD_ROOT
 the first preloaded image found will become the root filesystem.
 .It Cm vnode
 A regular file is used as backing store.
@@ -52,13 +53,13 @@ Backing store is allocated from swap space.
 .El
 .Pp
 For more information, please see
-.Xr mdconfig 8 
+.Xr mdconfig 8 .
 .Sh SEE ALSO
-.Xr mdconfig 8 ,
 .Xr disklabel 5 ,
 .Xr disklabel 8 ,
 .Xr fdisk 8 ,
 .Xr loader 8 ,
+.Xr mdconfig 8 ,
 .Xr newfs 8 ,
 .Xr vmstat 8
 .Sh HISTORY
@@ -67,7 +68,8 @@ The
 driver first appeared in
 .Fx 4.0
 as a cleaner replacement
-for the MFS functionality previously used in PicoBSD
+for the MFS functionality previously used in
+.Tn PicoBSD
 and in the
 .Fx
 installation process.