module Mutex = Picos_sync.Mutex
module Condition = Picos_sync.Condition
module Lock = Lock
module Event = Picos_sync.Event
module Semaphore = Picos_sync.Semaphore
module Lazy = Picos_sync.Lazy
module Latch = Picos_sync.Latch
module Ivar = Picos_sync.Ivar
module Stream = Picos_sync.Stream