===================================================================
RCS file: /cvs/mandoc/roff.7,v
retrieving revision 1.80
retrieving revision 1.83
diff -u -p -r1.80 -r1.83
--- mandoc/roff.7	2017/05/08 15:34:54	1.80
+++ mandoc/roff.7	2017/06/04 00:13:15	1.83
@@ -1,4 +1,4 @@
-.\"	$Id: roff.7,v 1.80 2017/05/08 15:34:54 schwarze Exp $
+.\"	$Id: roff.7,v 1.83 2017/06/04 00:13:15 schwarze Exp $
 .\"
 .\" Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
 .\" Copyright (c) 2010,2011,2013-2015,2017 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: May 8 2017 $
+.Dd $Mdocdate: June 4 2017 $
 .Dt ROFF 7
 .Os
 .Sh NAME
@@ -808,8 +808,11 @@ This is a Heirloom extension and currently unsupported
 Set a trap within a diversion.
 Currently unsupported.
 .It Ic \&ec Op Ar char
-Change the escape character.
-Currently unsupported.
+Enable the escape mechanism and change the escape character.
+The
+.Ar char
+argument defaults to the backslash
+.Pq Sq \e .
 .It Ic \&ecr
 Restore the escape character.
 Currently unsupported.
@@ -839,7 +842,6 @@ See
 .Ic \&EQ .
 .It Ic \&eo
 Disable the escape mechanism completely.
-Currently unsupported.
 .It Ic \&EP
 End a picture started by
 .Ic \&BP .
@@ -1925,9 +1927,10 @@ and
 .Ss \eH\(aq Ns Oo +|- Oc Ns Ar number Ns \(aq
 Set the height of the current font; ignored by
 .Xr mandoc 1 .
-.Ss \eh\(aq Ns Ar number Ns \(aq
-Horizontal motion; ignored by
-.Xr mandoc 1 .
+.Ss \eh\(aq Ns Ar width Ns \(aq
+Horizontal motion relative to the current position.
+The default scaling unit is
+.Cm m .
 .Ss \ek[ Ns Ar name ]
 Mark horizontal input place in register; ignored by
 .Xr mandoc 1 .
@@ -1938,9 +1941,11 @@ and
 .Ss \eL\(aq Ns Ar number Ns Oo Ar c Oc Ns \(aq
 Vertical line drawing function; ignored by
 .Xr mandoc 1 .
-.Ss \el\(aq Ns Ar number Ns Oo Ar c Oc Ns \(aq
-Horizontal line drawing function; ignored by
-.Xr mandoc 1 .
+.Ss \el\(aq Ns Ar width Ns Oo Ar c Oc Ns \(aq
+Draw a horizontal line of
+.Ar width
+using the glyph
+.Ar c .
 .Ss \eM[ Ns Ar name ]
 Set fill (background) color (groff extension); ignored by
 .Xr mandoc 1 .