===================================================================
RCS file: /cvs/mandoc/mandoc.1,v
retrieving revision 1.230
retrieving revision 1.231
diff -u -p -r1.230 -r1.231
--- mandoc/mandoc.1	2018/10/02 14:56:47	1.230
+++ mandoc/mandoc.1	2018/11/22 11:30:23	1.231
@@ -1,4 +1,4 @@
-.\"	$Id: mandoc.1,v 1.230 2018/10/02 14:56:47 schwarze Exp $
+.\"	$Id: mandoc.1,v 1.231 2018/11/22 11:30:23 schwarze Exp $
 .\"
 .\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 .\" Copyright (c) 2012, 2014-2018 Ingo Schwarze <schwarze@openbsd.org>
@@ -15,7 +15,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: October 2 2018 $
+.Dd $Mdocdate: November 22 2018 $
 .Dt MANDOC 1
 .Os
 .Sh NAME
@@ -290,6 +290,18 @@ One useful application is for checking that
 output formats in the same way as the
 .Xr mdoc 7
 source it was generated from.
+.It Cm tag Ns Op = Ns Ar term
+If the formatted manual page is opened in a pager,
+go to the definition of the
+.Ar term
+rather than showing the manual page from the beginning.
+If no
+.Ar term
+is specified, reuse the first command line argument that is not a
+.Ar section
+number.
+This is useful when it is the name of a manual page,
+in particular the name of a library function.
 .It Cm width Ns = Ns Ar width
 The output width is set to
 .Ar width