sig
val install :
quiet:bool ->
warning:bool -> OpamTypes.switch -> OpamTypes.compiler -> unit
val import : OpamTypes.filename option -> unit
val export : OpamTypes.filename option -> unit
val remove : OpamTypes.switch -> unit
val switch : quiet:bool -> warning:bool -> OpamTypes.switch -> unit
val reinstall : OpamTypes.switch -> unit
val show : unit -> unit
val list : print_short:bool -> installed_only:bool -> unit
end