[@@@ocaml.deprecated "use Picos_std_sync or single threaded solutions"] module Mutex = Picos_std_sync.Mutex module Condition = Picos_std_sync.Condition module Lock = Lock module Event = Event module Semaphore = Picos_std_sync.Semaphore module Lazy = Picos_std_sync.Lazy module Latch = Picos_std_sync.Latch module Ivar = Picos_std_sync.Ivar module Stream = Picos_std_sync.Stream