View the most recent changes for the xfce4-session port at: xfce4-session.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for xfce4-session.
The raw portfile for xfce4-session 4.6.1 is located here:
http://xfce4-session.darwinports.com/dports/xfce/xfce4-session/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/xfce4-session

The xfce4-session Portfile 50980 2009-05-14 19:41:55Z and.damore macports.org $

PortSystem 1.0

Name: xfce4-session
Version: 4.6.1
Category: xfce
Platform: darwin
Maintainers: afb
Description: Session manager for the Xfce desktop environment.
Long Description: ${description}
Homepage: http://www.xfce.org/
Master Sites: http://www.ca-us.xfce.org/archive/xfce-${version}/src/
use_bzip2 yes
Checksums: md5 7628be41ed3511a20cff5673d9d39858 sha1 760e05bf73783521b3ce34e91aa187c74018ab8c rmd160 0cab4a0ca2b0d7718cde546d98bac1c87a7ba4f0

configure.args --enable-session-screenshots --disable-gnome
depends_lib port:libxfce4util port:libxfcegui4 port:p5-xml-parser port:libwnck

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/xfce4-session
%  sudo port install xfce4-session  
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 xfce4-session
--->  Verifying checksum for xfce4-session
--->  Extracting xfce4-session
--->  Configuring xfce4-session
--->  Building xfce4-session with target all

--->  Staging xfce4-session into destroot

--->  Installing xfce4-session

- 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 xfce4-session with these commands:

%  man xfce4-session
%  apropos xfce4-session
%  which xfce4-session
%  locate xfce4-session

 Where to find more information: