anchor.diff:          local new_k_luks
   
           mount -t ${yubikey.storage.fsType} ${yubikey.storage.device} /crypt-storage || \
  -          die "Failed to mount Yubikey salt storage device"
  +          die "Failed to mount YubiKey salt storage device"
   
           salt="$(cat /crypt-storage${yubikey.storage.path} | sed -n 1p | tr -d '\n')"
           iterations="$(cat /crypt-storage${yubikey.storage.path} | sed -n 2p | tr -d '\n')"
  
positive.code: 
          ykinfo -v 1>/dev/null 2>&1
          if [ $? != 0 ]; then
              echo -n "Waiting $secs seconds for Yubikey to appear..."
              local success=false
              for try in $(seq $secs); do
                  echo -n .
  
negative.code:       default = false;
        type = types.bool;
        description = ''
              Enables support for authenticating with a YubiKey on LUKS devices.
              See the NixOS wiki for information on how to properly setup a LUKS device
              and a YubiKey to work with this feature.
            '';
      };
  
  