-.\" $Id: roff.7,v 1.26 2011/01/25 01:12:02 schwarze Exp $
+.\" $Id: roff.7,v 1.27 2011/02/09 10:03:02 kristaps Exp $
.\"
.\" Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
.\" Copyright (c) 2010 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: January 25 2011 $
+.Dd $Mdocdate: February 9 2011 $
.Dt ROFF 7
.Os
.Sh NAME
The syntax of this request is similar to
.Sx \&if
except that the conditional is missing.
+.Ss \&EN
+End an equation block.
+See
+.Sx \&EQ .
+.Ss \&EQ
+Begin an equation block.
+See
+.Xr eqn 7
+for a description of the equation language.
.Ss \&hy
Set automatic hyphenation mode.
This line-scoped request is currently ignored.
.Pp
.Bl -dash -compact
.It
+In mandoc, the
+.Sx \&EQ ,
+.Sx \&TE ,
+.Sx \&TS ,
+and
+.Sx \&T& ,
+macros are considered regular macros.
+In all other
+.Nm
+implementations, these are special macros that must be specified without
+spacing between the control character (which must be a period) and the
+macro name.
+.It
The
.Cm nS
register is only compatible with OpenBSD's groff-1.15.
.El
.Sh SEE ALSO
.Xr mandoc 1 ,
+.Xr eqn 7 ,
.Xr man 7 ,
.Xr mandoc_char 7 ,
.Xr mdoc 7 ,