-.\" $Id: mdoc.7,v 1.239 2014/10/20 17:59:20 schwarze Exp $
+.\" $Id: mdoc.7,v 1.245 2014/11/30 21:56:18 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: October 20 2014 $
+.Dd $Mdocdate: November 30 2014 $
.Dt MDOC 7
.Os
.Sh NAME
.Ss Document preamble and NAME section macros
.Bl -column "Brq, Bro, Brc" description
.It Sx \&Dd Ta document date: Cm $\&Mdocdate$ | Ar month day , year
-.It Sx \&Dt Ta document title: Ar TITLE section Op Ar volume | arch
+.It Sx \&Dt Ta document title: Ar TITLE section Op Ar arch
.It Sx \&Os Ta operating system version: Op Ar system Op Ar version
.It Sx \&Nm Ta document name (one argument)
.It Sx \&Nd Ta document description (one line)
.Fl width
and
.Fl offset
-arguments accept scaling widths as described in
-.Xr roff 7
+arguments accept macro names as described for
+.Sx \&Bd
+.Fl offset ,
+scaling widths as described in
+.Xr roff 7 ,
or use the length of the given string.
The
.Fl offset
and
.Sx \&Dl .
.Ss \&Db
-Switch debugging mode.
-Its syntax is as follows:
-.Pp
-.D1 Pf \. Sx \&Db Cm on | off
-.Pp
-This macro is ignored by
-.Xr mandoc 1 .
+This macro is obsolete.
+No replacement is needed.
+It is ignored by
+.Xr mandoc 1
+and groff including its arguments.
+It was formerly used to toggle a debugging mode.
.Ss \&Dc
Close a
.Sx \&Do
.Pf \. Sx \&Dt
.Ar TITLE
.Ar section
-.Op Ar volume | arch
+.Op Ar arch
.Ed
.Pp
Its arguments are as follows:
.Pq paper .
It should correspond to the manual's filename suffix and defaults to
the empty string if unspecified.
-.It Ar volume
-This overrides the volume inferred from
-.Ar section .
-This field is optional, and if specified, must be one of
-.Cm USD
-.Pq users' supplementary documents ,
-.Cm PS1
-.Pq programmers' supplementary documents ,
-.Cm AMD
-.Pq administrators' supplementary documents ,
-.Cm SMM
-.Pq system managers' manuals ,
-.Cm URM
-.Pq users' reference manuals ,
-.Cm PRM
-.Pq programmers' reference manuals ,
-.Cm KM
-.Pq kernel manuals ,
-.Cm IND
-.Pq master index ,
-.Cm MMI
-.Pq master index ,
-.Cm LOCAL
-.Pq local manuals ,
-.Cm LOC
-.Pq local manuals ,
-or
-.Cm CON
-.Pq contributed manuals .
.It Ar arch
This specifies the machine architecture a manual page applies to,
where relevant, for example
.Cm i386 ,
or
.Cm sparc64 .
-The list of supported architectures varies by operating system.
-For the full list of all architectures recognized by
-.Xr mandoc 1 ,
-see the file
-.Pa arch.in
-in the source distribution.
+The list of valid architectures varies by operating system.
.El
.Pp
Examples:
.Dl \&.Dt FOO 1
-.Dl \&.Dt FOO 4 KM
.Dl \&.Dt FOO 9 i386
.Pp
See also
.Pp
.It \-isoC-99
.St -isoC-99
-.It \-ansiC-99
-.St -ansiC-99
.br
The second major version of the C language standard.
.Pp
.br
Networking APIs, including sockets.
.Pp
-.It \-xpg4.3
-.St -xpg4.3
-.Pp
.It \-svid4
.St -svid4 ,
.br
.Pp
.It \-xns5
.St -xns5
-.It \-xns5.2d2.0
-.St -xns5.2d2.0
.It \-xns5.2
.St -xns5.2
-.Pp
-.It \-p1387.2
-.St -p1387.2
-.It \-p1387.2-95
-.St -p1387.2-95
-.br
-POSIX software administration.
.El
-.It Single UNIX Specification version 3 and related standards
-.Pp
-.Bl -tag -width "-p1003.1g-2000X" -compact
-.It \-p1003.1d-99
-.St -p1003.1d-99
-.br
-Additional real-time extensions.
-.Pp
-.It \-p1003.1j-2000
-.St -p1003.1j-2000
-.br
-Advanced real-time extensions.
-.Pp
-.It \-p1003.1q-2000
-.St -p1003.1q-2000
-.br
-Amendment 7: Tracing [C Language].
+.It Single UNIX Specification version 3
.Pp
+.Bl -tag -width "-p1003.1-2001" -compact
.It \-p1003.1-2001
.St -p1003.1-2001
.It \-susv3