View the most recent changes for the gtkglarea2 port at: gtkglarea2.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for gtkglarea2.
The raw portfile for gtkglarea2 1.99.0 is located here:
http://gtkglarea2.darwinports.com/dports/x11/gtkglarea2/Portfile
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Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/gtkglarea2

The gtkglarea2 Portfile 50572 2009-05-04 19:19:09Z jeremyhu macports.org $

PortSystem 1.0

Name: gtkglarea2
Version: 1.99.0
Category: x11 devel
Maintainers: nomaintainer
Description: OpenGL widget to GTK+
Homepage: ftp://ftp.gnome.org/mirror/gnome.org/sources/gtkglarea/
Platform: darwin
Long Description: Just as GTK+ is build on top of GDK, GtkGLArea is built on top of gdkgl which is basically wrapper around GLX functions. The widget itself is very similar to GtkDrawinigArea widget and adds only three extra functions. Lower level gdkgl functions make it easy to render on any widget that has OpenGL capable visual, rendering to off-screen pixmaps is also supported.
Master Sites: ftp://ftp.gnome.org/mirror/gnome.org/sources/gtkglarea/1.99/
distname gtkglarea-${version}
use_bzip2 yes
Checksums: md5 cd69f77240ae8038f95a2e5e0b7e5f25 sha1 5a4e7f37a7cbf628cde948ac0f95d8d810b1a007
depends_lib port:mesa port:gtk2
configure.ccache no

use_autoreconf yes
autoreconf.args -fvi

configure.post_args --with-GL-prefix=${prefix}

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/gtkglarea2
%  sudo port install gtkglarea2  
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 gtkglarea2
--->  Verifying checksum for gtkglarea2
--->  Extracting gtkglarea2
--->  Configuring gtkglarea2
--->  Building gtkglarea2 with target all

--->  Staging gtkglarea2 into destroot

--->  Installing gtkglarea2

- 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 gtkglarea2 with these commands:

%  man gtkglarea2
%  apropos gtkglarea2
%  which gtkglarea2
%  locate gtkglarea2

 Where to find more information: