The binary installer is based on Apple's PackageMaker program and installs the program, example files, manual, sources and all required libraries under MacOSX 10.3 (or higher). Download nev2lkit1.pkg.zip from sourceforge, unzip it and click on the installer icon. The program is installed inside the Application folder (/Applications/NEV2lkit1.0/), libraries are installed in /usr/local/lib.