sig
val pin :
OpamPackage.Name.t ->
?edit:bool ->
?version:OpamTypes.version ->
?action:bool -> OpamTypes.pin_option option -> unit
val edit : ?action:bool -> OpamPackage.Name.t -> unit
val unpin : ?action:bool -> OpamPackage.Name.t list -> unit
val list : short:bool -> unit -> unit
end