message: Only try to set FS on x86_64
diff: @@ -143,7 +143,7 @@ pub unsafe fn init(sp: &'static Stack) {
  const ARCH_GET_FS: usize = 0x1003;
  syscall!(ARCH_PRCTL, ARCH_GET_FS, &mut tp as *mut usize);
  }
  - #[cfg(target_os = "redox")]
  + #[cfg(all(target_os = "redox", target_arch = "x86_64"))]
  {
  let mut env = syscall::EnvRegisters::default();
  