Also, add conditional code to allow different invokations for objcopy depending on whether we're compiled on an i386 arch or amd64 arch, so that we can produce x86-64 object files on amd64.
Also, add conditional code to allow different invokations for objcopy depending on whether we're compiled on an i386 arch or amd64 arch, so that we can produce x86-64 object files on amd64.