function bindings () {
  const chindings = this[chindingsSym$1];
  const chindingsJson = `{${chindings.substr(1)}}`; // at least contains ,"pid":7068,"hostname":"myMac"
  const bindingsFromJson = JSON.parse(chindingsJson);
  delete bindingsFromJson.pid;
  delete bindingsFromJson.hostname;
  return bindingsFromJson
}
Simple queue structure.

Avoids scalability issues with using a packed array directly by using
multiple arrays in a linked list and keeping the array size bounded.