added definitions for x86_64 builds on macosx. This isn't enough yet to obtain x86_64 builds (which regardless will never be doable on 10.4)
added definitions for x86_64 builds on macosx. This isn't enough yet to obtain x86_64 builds (which regardless will never be doable on 10.4)


git-svn-id: 28d9401aa571d5108e51b194aae6f24ca5964c06@35452 8cc4aa7f-3514-0410-904f-f2cc9021211c

crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS