Fix the crossbuild that #35132 broke

pkg/volume/util/fs_unsupported.go

@@ -19,17 +19,20 @@ limitations under the License.
 package util
 
 import (
-	"errors"
 	"fmt"
 
 	"k8s.io/kubernetes/pkg/api/resource"
 )
 
 // FSInfo unsupported returns 0 values for available and capacity and an error.
-func FsInfo(path string) (int64, int64, int64, error) {
-	return 0, 0, 0, errors.New("FsInfo not supported for this build.")
+func FsInfo(path string) (int64, int64, int64, int64, int64, int64, error) {
+	return 0, 0, 0, 0, 0, 0, fmt.Errorf("FsInfo not supported for this build.")
 }
 
 func Du(path string) (*resource.Quantity, error) {
-	return nil, fmt.Errorf("Du not support for this build.")
+	return nil, fmt.Errorf("Du not supported for this build.")
+}
+
+func Find(path string) (int64, error) {
+	return 0, fmt.Errorf("Find not supported for this build.")
 }