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lsp.stdune
Make.Multi
type nonrec 'a t = 'a list t
val rev_union : 'a t -> 'a t -> 'a t
val cons : 'a t -> key -> 'a -> 'a t
val find : 'a t -> key -> 'a list
val add_all : 'a t -> key -> 'a list -> 'a t