+@cindex iri support
+@cindex idn support
+@item --iri
+
+Turn on internationalized URI (IRI) support. Use @samp{--iri=no} to
+turn it off. IRI support is activated by default.
+
+You can set the default state of IRI support using @code{iri} command in
+@file{.wgetrc}. That setting may be overridden from the command line.
+
+@cindex local encoding
+@cindex locale
+@item --locale=@var{encoding}
+
+Force Wget to use @var{encoding} as the default system encoding. That affects
+how Wget converts URLs specified as arguments from locale to @sc{utf-8} for
+IRI support.
+
+Wget use the function @code{nl_langinfo()} and then the @code{CHARSET}
+environment variable to get the locale. If it fails, @sc{ascii} is used.
+
+You can set the default locale using the @code{locale} command in
+@file{.wgetrc}. That setting may be overridden from the command line.
+