Beginning acceptance tests
diff --git a/openstack/networking/v2/networks/requests.go b/openstack/networking/v2/networks/requests.go
index 7fed58e..3a1613e 100644
--- a/openstack/networking/v2/networks/requests.go
+++ b/openstack/networking/v2/networks/requests.go
@@ -89,6 +89,10 @@
 	return res
 }
 
+type CreateOpts interface {
+	ToMap() map[string]interface{}
+}
+
 // CreateOpts represents the attributes used when creating a new network.
 type CreateOpts networkOpts