For the Mac build. Building with xcode (Panther OSX 10.3 or greater) Assumes that ossim and ossim_qt are side by side directories residing in /Users/Shared/Development You will need to install qt version 3.2.3 (the beta 3.3 had some compatibility problems) you can find it at ftp.trolltech.com. Building from the terminal: run the following script: ./macstager.sh ossim_qt.pro set the OSSIM_HOME environmental variable to point to the the top of the ossim tree setenv OSSIM_HOME ~mlucas/Development/ossim also added jpeg header files to /usr/local/include qmake imagelinker.pro make there is also a target in the ossim.xcode project that assumes that ossim_qt is alongside ossim in the diretory structure.