-.\" $Id: man.7,v 1.134 2017/05/05 15:54:59 schwarze Exp $
+.\" $Id: man.7,v 1.135 2017/05/07 21:44:49 schwarze Exp $
.\"
.\" Copyright (c) 2009, 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
.\" Copyright (c) 2011-2015 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: May 5 2017 $
+.Dd $Mdocdate: May 7 2017 $
.Dt MAN 7
.Os
.Sh NAME
and
.Sx \&IR .
.Ss \&DT
-Has no effect.
-Included for compatibility.
+Restore the default tabulator positions.
+They are at intervals of 0.5 inches.
+This has no effect unless the tabulator positions were changed with the
+.Xr roff 7
+.Ic \&ta
+request.
.Ss \&EE
This is a non-standard GNU extension, included only for compatibility.
In