doc/help/man-ipptool.html: Fix links
@@ -221,9 +221,9 @@ Get a list of completed jobs for "myprinter":
</pre>
<h2 class="title"><a name="SEE_ALSO">See Also</a></h2>
<b>ipptoolfile</b>(5),
-IANA IPP Registry (<a href="http://www.iana.org/assignments/ipp\-registrations)">http://www.iana.org/assignments/ipp\-registrations)</a>,
+IANA IPP Registry (<a href="https:/www.iana.org/assignments/ipp-registrations">http://www.iana.org/assignments/ipp-registrations</a>),
PWG Internet Printing Protocol Workgroup (<a href="http://www.pwg.org/ipp">http://www.pwg.org/ipp</a>)
-RFC 8011 (<a href="http://tools.ietf.org/html/rfc8011)">http://tools.ietf.org/html/rfc8011)</a>,
+RFC 8011 (<a href="https://datatracker.ietf.org/doc/html/rfc8011">https://datatracker.ietf.org/doc/html/rfc8011</a>),
<h2 class="title"><a name="COPYRIGHT">Copyright</a></h2>
Copyright &copy; 2021 by OpenPrinting.
