===================================================================
RCS file: /cvs/mandoc/mandoc_char.7,v
retrieving revision 1.51
retrieving revision 1.54
diff -u -p -r1.51 -r1.54
--- mandoc/mandoc_char.7	2011/11/23 10:09:30	1.51
+++ mandoc/mandoc_char.7	2013/11/10 14:32:57	1.54
@@ -1,4 +1,4 @@
-.\"	$Id: mandoc_char.7,v 1.51 2011/11/23 10:09:30 kristaps Exp $
+.\"	$Id: mandoc_char.7,v 1.54 2013/11/10 14:32:57 schwarze Exp $
 .\"
 .\" Copyright (c) 2003 Jason McIntyre <jmc@openbsd.org>
 .\" Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
@@ -16,7 +16,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: November 23 2011 $
+.Dd $Mdocdate: November 10 2013 $
 .Dt MANDOC_CHAR 7
 .Os
 .Sh NAME
@@ -661,7 +661,12 @@ The escape sequence
 .Pp
 is interpreted as a Unicode codepoint.
 The codepoint must be in the range above U+0080 and less than U+10FFFF.
-For compatibility, points must be zero-padded to four characters; if
+For compatibility, the hexadecimal digits 
+.Sq A
+to
+.Sq F
+must be given as uppercase characters,
+and points must be zero-padded to four characters; if
 greater than four characters, no zero padding is allowed.
 Unicode surrogates are not allowed.
 .\" .Pp
@@ -684,7 +689,7 @@ For example, do not use \eN'34', use \e(dq, or even th
 .Sq \(dq
 character where possible.
 .Sh COMPATIBILITY
-This section documents compatibility between mandoc and other other
+This section documents compatibility between mandoc and other
 troff implementations, at this time limited to GNU troff
 .Pq Qq groff .
 .Pp
@@ -728,8 +733,7 @@ known representation.
 The
 .Nm
 manual page was written by
-.An Kristaps Dzonsons ,
-.Mt kristaps@bsd.lv .
+.An Kristaps Dzonsons Aq Mt kristaps@bsd.lv .
 .Sh CAVEATS
 The
 .Sq \e*(Ba