View the most recent changes for the cowsay port at: cowsay.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for cowsay.
The raw portfile for cowsay 3.03 is located here:
http://cowsay.darwinports.com/dports/textproc/cowsay/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/cowsay

The cowsay Portfile 56184 2009-08-25 06:11:10Z ryandesign macports.org $

PortSystem 1.0
Name: cowsay
Version: 3.03
Revision: 1
Category: textproc amusements games
Platform: darwin freebsd
Maintainers: nomaintainer
Description: Configurable talking characters in ASCII art
Long Description: ${description}
Homepage: http://www.nog.net/~tony/warez/
Master Sites: ftp://ftp.nog.net/pub/tony/cowsay/
Checksums: md5 b29169797359420dadb998079021a494
Patch Files: patch-cowsay patch-install.sh
use_configure no
build {}
destroot {system "cd $worksrcpath && sh install.sh ${destroot}${prefix}"
reinplace s,${destroot}${prefix},${prefix}, ${destroot}${prefix}/bin/cowsay }

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/cowsay
%  sudo port install cowsay  
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 cowsay
--->  Verifying checksum for cowsay
--->  Extracting cowsay
--->  Configuring cowsay
--->  Building cowsay with target all

--->  Staging cowsay into destroot

--->  Installing cowsay

- 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 cowsay with these commands:

%  man cowsay
%  apropos cowsay
%  which cowsay
%  locate cowsay

 Where to find more information: