nl_tokens: Sets the default options that depend on the protocol version .
pl_tokens: function setProtocolDependentDefaults ( options , version ) { let coreConnectionsPerHost = coreConnectionsPerHostV3 ; let maxRequestsPerConnection = maxRequestsPerConnectionV3 ; if ( ! types . protocolVersion . uses2BytesStreamIds ( <mask> ) ) { coreConnectionsPerHost = coreConnectionsPerHostV2 ; maxRequestsPerConnection = maxRequestsPerConnectionV2 ; } options . pooling = utils . deepExtend ( { } , { coreConnectionsPerHost , maxRequestsPerConnection } , options . pooling ) ; }