===================================================================
RCS file: /cvs/mandoc/configure.local.example,v
retrieving revision 1.17
retrieving revision 1.18
diff -u -p -r1.17 -r1.18
--- mandoc/configure.local.example	2016/07/20 14:03:06	1.17
+++ mandoc/configure.local.example	2016/07/31 09:29:13	1.18
@@ -1,4 +1,4 @@
-# $Id: configure.local.example,v 1.17 2016/07/20 14:03:06 schwarze Exp $
+# $Id: configure.local.example,v 1.18 2016/07/31 09:29:13 schwarze Exp $
 #
 # Copyright (c) 2014, 2015, 2016 Ingo Schwarze <schwarze@openbsd.org>
 #
@@ -47,6 +47,13 @@ HAVE_WCHAR=1
 # The output modes -Tutf8 and -Tlocale will be the same as -Tascii.
 
 HAVE_WCHAR=0
+
+# For -Tutf8 mode, mandoc needs to set an arbitrary locale having
+# a UTF-8 character set.  If autodetection of a suitable locale
+# fails or selects an undesirable locale, you can manually choose
+# the locale for -Tutf8 mode:
+
+UTF8_LOCALE=en_US.UTF-8
 
 # When man(1) or apropos(1) is called without -m and -M options,
 # MANPATH is not set in the environment, and man.conf(5) is not