when using CURL_AUTH_ANY" (http://curl.haxx.se/bug/view.cgi?id=1945240).
  The problem was that when libcurl rewound a stream meant for upload when it
  would prepare for a second request, it could accidentally continue the
  sending of the rewound data on the first request instead of on the second.
  Ben also provided test case 1030 that verifies this fix.

that closes the connection somewhat faster when perhapsrewind() has marked
the connection for closure.

  since libcurl used getprotobyname() and that isn't thread-safe. We now
  switched to use IPPROTO_TCP unconditionally, but perhaps the proper fix is
  to detect the thread-safe version of the function and use that.
  http://curl.haxx.se/mail/lib-2008-05/0011.html

  uses the CURLOPT_OPENSOCKETFUNCTION callback to create a unix domain socket
  to a http server.

http://curl.haxx.se/mail/lib-2008-04/0443.html

  redirections and thus cannot use CURLOPT_FOLLOWLOCATION easily, we now
  introduce the new CURLINFO_REDIRECT_URL option that lets applications
  extract the URL libcurl would've redirected to if it had been told to. This
  then enables the application to continue to that URL as it thinks is
  suitable, without having to re-implement the magic of creating the new URL
  from the Location: header etc. Test 1029 verifies it.

  libcurl" (http://curl.haxx.se/bug/view.cgi?id=1951588) which seems to be an
  identical report to what Denis Golovan reported in
  http://curl.haxx.se/mail/lib-2008-02/0108.html The FTP code didn't reset the
  user/password pointers properly even though there might've been a new
  struct/cconnection getting used.

caused any change in curl-related files

test harness <command> subsection now provides this functionality.

Correctly noted what happens to stderr.

http://curl.haxx.se/mail/lib-2008-04/0392.html

and test harness servers to minimize risk of false test failures.

http://curl.haxx.se/mail/lib-2008-04/0392.html

CVS directories.

server input and response request files of the test harness sws server.

Reintroduce, for test # 1001, the <postcheck> small delay. The delay is
needed even with the accelerated writing of server input and response
request files in test harness sws server.

http://curl.haxx.se/mail/lib-2008-04/0385.html

with the accelerated writing of server input and response request files
in test harness sws server.

instead of the stack.

to disk, trying to defeat file and disk write-behind algorithms

and --help options.