040000 tree 00673cf5099db347fbc32bd80ca7a32ff99ca43d	Darwin_ppc-gcc3
040000 tree 0cad8c45f047b1a8d45dc6e50f9eb0d768cd40f1	Darwin_x86-gcc3
040000 tree 74db7e8f7b91dd8cc65c5986808c773266f96fd1	Linux_x86-gcc3
040000 tree b8c55f0430e9206ec3561a6c443ecf4411ddd2f8	Linux_x86_64-gcc3