===================================================================
RCS file: /cvs/mandoc/eqn.7,v
retrieving revision 1.16
retrieving revision 1.17
diff -u -p -r1.16 -r1.17
--- mandoc/eqn.7	2011/07/22 14:26:32	1.16
+++ mandoc/eqn.7	2011/07/22 14:55:07	1.17
@@ -1,4 +1,4 @@
-.\"	$Id: eqn.7,v 1.16 2011/07/22 14:26:32 kristaps Exp $
+.\"	$Id: eqn.7,v 1.17 2011/07/22 14:55:07 kristaps Exp $
 .\"
 .\" Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"
@@ -66,6 +66,7 @@ eqn     : box | eqn box
 box     : text
         | "{" eqn "}"
         | "define" text text
+        | "gsize" text
         | "set" text text
         | "undef" text
         | box pos box
@@ -141,6 +142,15 @@ foo bar 'baz'
 .Ed
 .Pp
 Self-referencing definitions will raise an error.
+.It Cm gsize
+Set the default size of subsequent output.
+Its syntax is as follows:
+.Pp
+.D1 define Ar size
+.Pp
+The
+.Ar size
+value should be an integer.
 .It Cm set
 Set an equation mode.
 Both arguments are thrown away.