DispatchConcurrentQueue
convenience public init(label: Swift.String, qos: Dispatch.DispatchQoS = .unspecified, attributes: Dispatch.DispatchConcurrentQueue.Attributes = [], autoreleaseFrequency: Dispatch.DispatchQueue.AutoreleaseFrequency = .workItem, target: Dispatch.DispatchQueue? = nil)
DispatchSerialQueue
convenience public init(label: Swift.String, qos: Dispatch.DispatchQoS = .unspecified, attributes: Dispatch.DispatchSerialQueue.Attributes = [], autoreleaseFrequency: Dispatch.DispatchQueue.AutoreleaseFrequency = .workItem, target: Dispatch.DispatchQueue? = nil)
DispatchWorkloop
convenience public init(label: Swift.String, attributes: Dispatch.DispatchWorkloop.Attributes = [], autoreleaseFrequency: Dispatch.DispatchQueue.AutoreleaseFrequency = .workItem, osWorkgroup: os_workgroup.WorkGroup? = nil)