===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mandoc/mandoc.1,v
retrieving revision 1.53
retrieving revision 1.54
diff -c -r1.53 -r1.54
*** src/usr.bin/mandoc/mandoc.1	2011/12/25 20:15:54	1.53
--- src/usr.bin/mandoc/mandoc.1	2012/05/24 23:33:23	1.54
***************
*** 1,4 ****
! .\"	$OpenBSD: mandoc.1,v 1.53 2011/12/25 20:15:54 schwarze Exp $
  .\"
  .\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  .\"
--- 1,4 ----
! .\"	$OpenBSD: mandoc.1,v 1.54 2012/05/24 23:33:23 schwarze Exp $
  .\"
  .\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  .\"
***************
*** 14,20 ****
  .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  .\"
! .Dd $Mdocdate: December 25 2011 $
  .Dt MANDOC 1
  .Os
  .Sh NAME
--- 14,20 ----
  .\" 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 24 2012 $
  .Dt MANDOC 1
  .Os
  .Sh NAME
***************
*** 23,28 ****
--- 23,31 ----
  .Sh SYNOPSIS
  .Nm mandoc
  .Op Fl V
+ .Sm off
+ .Op Fl I Cm os Li = Ar name
+ .Sm on
  .Op Fl m Ns Ar format
  .Op Fl O Ns Ar option
  .Op Fl T Ns Ar output
***************
*** 49,54 ****
--- 52,66 ----
  .Pp
  The arguments are as follows:
  .Bl -tag -width Ds
+ .Sm off
+ .It Fl I Cm os Li = Ar name
+ .Sm on
+ Override the default operating system
+ .Ar name
+ for the
+ .Xr mdoc 7
+ .Sq \&Os
+ macro.
  .It Fl m Ns Ar format
  Input format.
  See