===================================================================
RCS file: /cvs/mandoc/mdoc.7,v
retrieving revision 1.85
retrieving revision 1.87
diff -u -p -r1.85 -r1.87
--- mandoc/mdoc.7	2010/03/21 18:16:41	1.85
+++ mandoc/mdoc.7	2010/03/31 07:13:53	1.87
@@ -1,4 +1,4 @@
-.\"	$Id: mdoc.7,v 1.85 2010/03/21 18:16:41 kristaps Exp $
+.\"	$Id: mdoc.7,v 1.87 2010/03/31 07:13:53 kristaps Exp $
 .\"
 .\" Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>
 .\"
@@ -14,7 +14,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: March 21 2010 $
+.Dd $Mdocdate: March 31 2010 $
 .Dt MDOC 7
 .Os
 .
@@ -1553,7 +1553,7 @@ subsequent that.  It, too, is optional.  It must be on
 .Ar hppa64 ,
 .Ar i386 ,
 .Ar landisk ,
-.Ar longsoon ,
+.Ar loongson ,
 .Ar luna88k ,
 .Ar mac68k ,
 .Ar macppc ,
@@ -1927,7 +1927,14 @@ and
 .Sx \&Va .
 .
 .Ss \&Xc
+Close a scope opened by
+.Sx \&Xo .
+.
 .Ss \&Xo
+Open an extension scope.  This macro originally existed to extend the
+9-argument limit of troff; since this limit has been lifted, the macro
+has been deprecated.
+.
 .Ss \&Xr
 Link to another manual
 .Pq Qq cross-reference .