View the most recent changes for the s710 port at: s710.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for s710.
The raw portfile for s710 0.19 is located here:
http://s710.darwinports.com/dports/comms/s710/Portfile
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Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/s710

The s710 Portfile 56061 2009-08-24 00:33:19Z ryandesign macports.org $

PortSystem 1.0
Name: s710
Version: 0.19
Revision: 1
Category: comms
Platform: darwin
Maintainers: gadzarts.org:philippe.barthelemy_DARWINPORTS
Description: communicate to a Polar S710 heart rate monitor
Long Description: This software lets you communicate from a computer to a Polar S710 heart rate monitor via the serial IR interface. It is not complete, but a utility is provided that gives you the ability to view the settings on the watch and download exercise files. Other utilities (also provided) allow you to print the contents of exercise files and render the data in PNG.
Homepage: http://daveb.net/s710/

Master Sites: http://daveb.net/s710/src/
Checksums: md5 cb7cdfdd03ade0c9a64f1b1af8d8ccd3
depends_lib lib:libgd:gd2 lib:libiconv:libiconv
configure.cflags "-DS710_SERIAL_ALT_INTER_CHAR_TIMER_IMP -L${prefix}/libs710"
configure.ldflags "-lz -liconv"
configure.args --with-filedir=${prefix}/var/polar/s710/raw

Variant: usb {
depends_build-append lib:libusb-compat:libusb-compat
configure.args-append --with-usb
}

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/s710
%  sudo port install s710  
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 s710
--->  Verifying checksum for s710
--->  Extracting s710
--->  Configuring s710
--->  Building s710 with target all

--->  Staging s710 into destroot

--->  Installing s710

- 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 s710 with these commands:

%  man s710
%  apropos s710
%  which s710
%  locate s710

 Where to find more information: