===================================================================
RCS file: /cvs/mandoc/html.c,v
retrieving revision 1.214
retrieving revision 1.216
diff -u -p -r1.214 -r1.216
--- mandoc/html.c	2017/06/14 01:31:26	1.214
+++ mandoc/html.c	2017/07/14 15:56:37	1.216
@@ -1,4 +1,4 @@
-/*	$Id: html.c,v 1.214 2017/06/14 01:31:26 schwarze Exp $ */
+/*	$Id: html.c,v 1.216 2017/07/14 15:56:37 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2011-2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
@@ -87,6 +87,7 @@ static	const struct htmldata htmltags[TAG_MAX] = {
 	{"math",	HTML_NLALL | HTML_INDENT},
 	{"mrow",	0},
 	{"mi",		0},
+	{"mn",		0},
 	{"mo",		0},
 	{"msup",	0},
 	{"msub",	0},
@@ -452,7 +453,7 @@ print_encode(struct html *h, const char *p, const char
 		    (c > 0x7E && c < 0xA0))
 			c = 0xFFFD;
 		if (c > 0x7E) {
-			(void)snprintf(numbuf, sizeof(numbuf), "&#%d;", c);
+			(void)snprintf(numbuf, sizeof(numbuf), "&#x%.4X;", c);
 			print_word(h, numbuf);
 		} else if (print_escape(h, c) == 0)
 			print_byte(h, c);
@@ -515,7 +516,7 @@ print_otag(struct html *h, enum htmltag tag, const cha
 		print_indent(h);
 	else if ((h->flags & HTML_NOSPACE) == 0) {
 		if (h->flags & HTML_KEEP)
-			print_word(h, "&#160;");
+			print_word(h, "&#x00A0;");
 		else {
 			if (h->flags & HTML_PREKEEP)
 				h->flags |= HTML_KEEP;
@@ -778,7 +779,7 @@ print_text(struct html *h, const char *word)
 				h->flags |= HTML_KEEP;
 			print_endword(h);
 		} else
-			print_word(h, "&#160;");
+			print_word(h, "&#x00A0;");
 	}
 
 	assert(NULL == h->metaf);