#
val special_prefix : string
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val db_basename : string
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val log_basename : string
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val lock_basename : string
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val server_basename : string
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val plugin_cache_basename : string
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val jenga_root_basename : string
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val jenga_conf_basename : string
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val in_async : f:(unit -> int Async.Std.Deferred.t) -> 'a
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val persist_is_modified : unit -> bool
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val set_persist_is_saved : unit -> unit
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val mod_persist : 'a -> 'a