===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mandoc/mandoc.1,v
retrieving revision 1.56
retrieving revision 1.57
diff -u -r1.56 -r1.57
--- src/usr.bin/mandoc/mandoc.1	2013/07/13 19:27:46	1.56
+++ src/usr.bin/mandoc/mandoc.1	2014/06/20 22:58:41	1.57
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: mandoc.1,v 1.56 2013/07/13 19:27:46 schwarze Exp $
+.\"	$OpenBSD: mandoc.1,v 1.57 2014/06/20 22:58:41 schwarze Exp $
 .\"
 .\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"
@@ -14,7 +14,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: July 13 2013 $
+.Dd $Mdocdate: June 20 2014 $
 .Dt MANDOC 1
 .Os
 .Sh NAME
@@ -497,9 +497,7 @@
 .Sh DIAGNOSTICS
 Standard error messages reporting parsing errors are prefixed by
 .Pp
-.Sm off
-.D1 Ar file : line : column : \ level :
-.Sm on
+.D1 Nm Ns : Ar file : Ns Ar line : Ns Ar column : level :
 .Pp
 where the fields have the following meanings:
 .Bl -tag -width "column"
@@ -517,6 +515,12 @@
 The message level, printed in capital letters.
 .El
 .Pp
+The
+.Ar line
+and
+.Ar column
+fields are omitted when meaningless.
+.Pp
 Message levels have the following meanings:
 .Bl -tag -width "warning"
 .It Cm fatal
@@ -556,7 +560,7 @@
 utility may also print messages related to invalid command line arguments
 or operating system errors, for example when memory is exhausted or
 input files cannot be read.
-Such messages do not carry the prefix described above.
+Such messages may not carry the prefix described above.
 .Sh COMPATIBILITY
 This section summarises
 .Nm