Mac OS X Leopard build 9A559

Mac OS X Leopard build 9A559 is a build of Mac OS X Leopard. This build is the one of the last beta builds of Mac OS X Leopard prior to retail release, and the last to include a flat menu bar.

The XNU version string for this build is

User interface

 * The menu bar in this build continues to utilize a flat design that is different from both Mac OS X Tiger and the final release of Leopard. This menu bar design would not be used again until OS X Yosemite.
 * Drop-down and menu-item gradients have changed to their final version.
 * The default wallpaper has been changed to "Aurora".