var finished: Boolean = false,
  ) : Sink {
    /**
     * Buffer of outgoing data. This batches writes of small writes into this sink as larges frames
     * written to the outgoing connection. Batching saves the (small) framing overhead.
     */
    private val sendBuffer = Buffer()

    /** Trailers to send at the end of the stream. */

### Canceling a Call ([.kt][CancelCallKotlin], [.java][CancelCallJava])

asaminami.hiroshima.jp ascoli-piceno.it ascolipiceno.it asda aseral.no ashgabad.su ashibetsu.hokkaido.jp ashikaga.tochigi.jp ashiya.fukuoka.jp ashiya.hyogo.jp ashoro.hokkaido.jp asia asker.no askim.no askoy.no askvoll.no askøy.no asmatart.museum asn.au asn.lv asnes.no aso.kumamoto.jp ass.km assabu.hokkaido.jp assassination.museum assisi.museum assn.lk asso.ci asso.dz asso.eu.org asso.fr asso.gp asso.ht asso.km asso.mc asso.nc asso.re associates association.aero association.museum assur.bj asti.it astronomy.museum...

     */
    fun Response.varyHeaders(): Headers {
      // Use the request headers sent over the network, since that's what the response varies on.
      // Otherwise OkHttp-supplied headers like "Accept-Encoding: gzip" may be lost.
      val requestHeaders = networkResponse!!.request.headers
      val responseHeaders = headers

    depends on JUnit, though it continues to work with all testing frameworks.
 *  Fix: `FormEncodingBuilder` is now consistent with browsers in which
    characters it escapes. Previously we weren’t percent-encoding commas,
    parens, and other characters.
 *  Fix: Relax `FormEncodingBuilder` to support building empty forms.
 *  Fix: Timeouts throw `SocketTimeoutException`, not `InterruptedIOException`.