module Flags:For system use onlysig
..end
val of_tags : Tags.t -> Command.spec
val of_tag_list : Tags.elt list -> Command.spec
val flag : Tags.elt list -> Command.spec -> unit
val add : 'a -> 'a list -> 'a list
val remove : 'a -> 'a list -> 'a list
val to_spec : (string * string) list -> Command.spec
val get_flags : unit -> (Tags.t * Command.spec) list