-.\" $Id: mdoc.7,v 1.230 2014/06/24 21:43:08 schwarze Exp $
+.\" $Id: mdoc.7,v 1.231 2014/07/02 03:48:07 schwarze Exp $
.\"
.\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
.\" Copyright (c) 2010, 2011, 2013 Ingo Schwarze <schwarze@openbsd.org>
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
-.Dd $Mdocdate: June 24 2014 $
+.Dd $Mdocdate: July 2 2014 $
.Dt MDOC 7
.Os
.Sh NAME
and
.Sx \&Sy .
.Ss \&En
-This macro is obsolete and ignored by
-.Xr mandoc 1 .
+This macro is obsolete.
+Use
+.Sx \&Eo
+or any of the other enclosure macros.
+.Pp
+It encloses its argument in the delimiters specified by the last
+.Sx \&Es
+macro.
.Ss \&Eo
An arbitrary enclosure.
Its syntax is as follows:
.Sx \&Dv
for general constants.
.Ss \&Es
-This macro is obsolete and ignored by
-.Xr mandoc 1 .
+This macro is obsolete.
+Use
+.Sx \&Eo
+or any of the other enclosure macros.
+.Pp
+It takes two arguments, defining the delimiters to be used by subsequent
+.Sx \&En
+macros.
.Ss \&Ev
Environmental variables such as those specified in
.Xr environ 7 .
and
.Sx \&Ft .
.Ss \&Fr
-This macro is obsolete and ignored by
-.Xr mandoc 1 .
-.Pp
-It was used to show function return values.
-The syntax was:
+This macro is obsolete.
+No replacement markup is needed.
.Pp
-.Dl Pf . Sx \&Fr Ar value
+It was used to show numerical function return values in an italic font.
.Ss \&Ft
A function type.
Its syntax is as follows:
and
.Sx \&Dt .
.Ss \&Ot
-This macro is obsolete and ignored by
-.Xr mandoc 1 .
+This macro is obsolete.
+Use
+.Sx \&Ft
+instead; with
+.Xr mandoc 1 ,
+both have the same effect.
.Pp
Historical
.Nm
.It Sx \&D1 Ta \&No Ta \&Yes
.It Sx \&Dl Ta \&No Ta Yes
.It Sx \&Dq Ta Yes Ta Yes
+.It Sx \&En Ta Yes Ta Yes
.It Sx \&Op Ta Yes Ta Yes
.It Sx \&Pq Ta Yes Ta Yes
.It Sx \&Ql Ta Yes Ta Yes
.It Sx \&Dv Ta Yes Ta Yes Ta >0
.It Sx \&Dx Ta Yes Ta Yes Ta n
.It Sx \&Em Ta Yes Ta Yes Ta >0
-.It Sx \&En Ta \&No Ta \&No Ta 0
.It Sx \&Er Ta Yes Ta Yes Ta >0
-.It Sx \&Es Ta \&No Ta \&No Ta 0
+.It Sx \&Es Ta Yes Ta Yes Ta 2
.It Sx \&Ev Ta Yes Ta Yes Ta >0
.It Sx \&Ex Ta \&No Ta \&No Ta n
.It Sx \&Fa Ta Yes Ta Yes Ta >0
.It Sx \&Fd Ta \&No Ta \&No Ta >0
.It Sx \&Fl Ta Yes Ta Yes Ta n
.It Sx \&Fn Ta Yes Ta Yes Ta >0
-.It Sx \&Fr Ta \&No Ta \&No Ta n
+.It Sx \&Fr Ta Yes Ta Yes Ta >0
.It Sx \&Ft Ta Yes Ta Yes Ta >0
.It Sx \&Fx Ta Yes Ta Yes Ta n
.It Sx \&Hf Ta \&No Ta \&No Ta n
.It Sx \&Ns Ta Yes Ta Yes Ta 0
.It Sx \&Nx Ta Yes Ta Yes Ta n
.It Sx \&Os Ta \&No Ta \&No Ta n
-.It Sx \&Ot Ta \&No Ta \&No Ta n
+.It Sx \&Ot Ta Yes Ta Yes Ta >0
.It Sx \&Ox Ta Yes Ta Yes Ta n
.It Sx \&Pa Ta Yes Ta Yes Ta n
.It Sx \&Pf Ta Yes Ta Yes Ta 1