macosx10.5 MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X 레오파드 MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard MacOS X Leopard 10.5 Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. Apple Inc. darwin osx Leopard 2007-10-26 2011-06-23