Properties.Type
type _ t =
| Crtc : [ `Crtc ] t
| Connector : [ `Connector ] t
| Encoder : [ `Encoder ] t
| Mode : [ `Mode ] t
| Property : [ `Property ] t
| Fb : [ `Fb ] t
| Blob : [ `Blob ] t
| Plane : [ `Plane ] t
| Any : _ t
val pp : _ t Fmt.t