View the most recent changes for the ddnsu port at: ddnsu.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for ddnsu.
The raw portfile for ddnsu 0.3.0 is located here:
http://ddnsu.darwinports.com/dports/net/ddnsu/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/ddnsu

The ddnsu Portfile 30239 2007-10-23 01:55:09Z jmpp macports.org $

PortSystem 1.0

Name: ddnsu
Version: 0.3.0
Category: net
Platform: darwin
Maintainers: nomaintainer
Description: simple, reliable and small updating client for dynamic DNS
Long Description: ddnsu is a dynamic DNS updating client that aims to be simple, reliable, and above all very small. It works with services such as DynDNS.org.

Homepage: http://psydev.sourceforge.net/new/ddnsu/
Master Sites: sourceforge:psydev
Checksums: md5 2374bf97f8851c5ad0c28a8625bd726a

use_configure no

destroot.destdir INSTALLPATH=${destroot}${prefix}/bin

If you haven't already installed Darwin Ports, you can find easy instructions for doing so at the main Darwin Ports page.
Once Darwin Ports has been installed, in a terminal window and while online, type the following and hit return:

%  cd /opt/local/bin/portslocation/dports/ddnsu
%  sudo port install ddnsu  
Password: 

You will then be prompted for your root password, which you should enter. You may have to wait for a few minutes while the software is retrieved from the network and installed for you. Y ou should see something that looks similar to:

--->  Fetching ddnsu
--->  Verifying checksum for ddnsu
--->  Extracting ddnsu
--->  Configuring ddnsu
--->  Building ddnsu with target all

--->  Staging ddnsu into destroot

--->  Installing ddnsu

- Make sure that you do not close the terminal window while Darwin Ports is working. Once the software has been installed, you can find further information about using ddnsu with these commands:

%  man ddnsu
%  apropos ddnsu
%  which ddnsu
%  locate ddnsu

 Where to find more information: