delete(c, subSys)
			return nil
		}
		return err
	}

	ck, ok := c[subSys][tgt]
	if !ok {
		return Error[ErrConfigNotFound]("sub-system %s:%s already deleted or does not exist", subSys, tgt)
	}

	if len(inputs) == 2 {
		currKVS := ck.Clone()
		defKVS := DefaultKVS[subSys]
		for _, delKey := range strings.Fields(inputs[1]) {
			_, ok := currKVS.Lookup(delKey)

IsLatest: true, Deleted: false, DataDir: "5e0153cc-621a-4267-8cb6-4919140d53b3", XLV1: false, ModTime: UTCNow(), Size: 3430, Mode: 0x0, Metadata: map[string]string{"X-Minio-Internal-Server-Side-Encryption-Iv": "jIJPsrkkVYYMvc7edBrNl+7zcM7+ZwXqMb/YAjBO/ck=", "X-Minio-Internal-Server-Side-Encryption-S3-Kms-Key-Id": "my-minio-key", "X-Minio-Internal-Server-Side-Encryption-S3-Kms-Sealed-Key": "IAAfAP2p7ZLv3UpLwBnsKkF2mtWba0qoY42tymK0szRgGvAxBNcXyHXYooe9dQpeeEJWgKUa/8R61oCy1mFwIg==", "X-Minio-Internal-S...