# Note: Enabling this unconditionally overrides DISABLE_DNSSEC
# EXPERIMENTAL_DANE=yes
-# Uncomment the following to add Internationalisation features. You need to
-# have the IDN library installed.
-# EXPERIMENTAL_INTERNATIONAL=yes
-# LDFLAGS += -lidn
-
###############################################################################
# THESE ARE THINGS YOU MIGHT WANT TO SPECIFY #
###############################################################################
# SUPPORT_PROXY=yes
+#------------------------------------------------------------------------------
+# Internationalisation.
+#
+# Uncomment the following to include Internationalisation features. This is the
+# SMTPUTF8 ESMTP extension, and associated facilities for handling UTF8 domain
+# and localparts, per RFCs 5890, 6530 and 6533.
+# You need to have the IDN library installed.
+
+# SUPPORT_I18N=yes
+# LDFLAGS += -lidn
+
#------------------------------------------------------------------------------
# Support for authentication via Radius is also available. The Exim support,