configure: add make flag and define for ARCH_X86_64 for all OSes
[melted] / src /
drwxr-xr-x   ..
drwxr-xr-x - albino
drwxr-xr-x - framework
drwxr-xr-x - humperdink
drwxr-xr-x - inigo
drwxr-xr-x - miracle
drwxr-xr-x - modules
drwxr-xr-x - tests
drwxr-xr-x - valerie