curl and libcurl 8.8.1

 Public curl releases:         258
 Command line options:         259
 curl_easy_setopt() options:   305
 Public functions in libcurl:  94
 Contributors:                 3176

This release includes the following changes:


This release includes the following bugfixes:

 o (lib)curl.rc: set debug flag also for `CURLDEBUG` and `UNITTESTS` [2]
 o asyn-thread: avoid using GetAddrInfoExW with impersonation [7]
 o build: add more supported attributes to the IAR compiler [46]
 o build: untangle `CURLDEBUG` and `DEBUGBUILD` macros [9]
 o ci: update dependency awslabs/aws-lc to v1.28.0 [42]
 o cmake: allow `ENABLE_CURLDEBUG=OFF` with `ENABLE_DEBUG=ON` [26]
 o cmake: always build unit tests with the `testdeps` target [20]
 o cmake: fix `-Wredundant-decls` in unity/mingw-w64 builds [15]
 o cmake: fix brotli lib order [3]
 o cmake: fix building in unity mode [4]
 o cmake: fix building with both md4 and md5 in unity mode [13]
 o cmake: fix test 1013 with websockets enabled and no TLS [47]
 o cmake: use `APPLE` instead of `CMAKE_SYSTEM_NAME` string [24]
 o cmake: whitespace, formatting/tidy-up in comments [25]
 o configure: use `$EGREP` in place of `grep -E` [41]
 o docs/cmdline-opts: fix mail-auth example TLD typo [35]
 o docs/Makefile.am: make curl-config.1 install [14]
 o examples: delete unused includes [10]
 o examples: fix compiling with MSVC [34]
 o http: write last header line late [44]
 o lib: fix gcc warning in certain debug builds [19]
 o libssh: remove CURLOPT_SSL_VERIFYHOST check [36]
 o mbedtls: check version for cipher id [12]
 o mbedtls: send close-notify on close [11]
 o multi: add multi->proto_hash, a key-value store for protocol data [37]
 o openssl: stop duplicate ssl key logging for legacy OpenSSL [49]
 o pytest: add ftp upload tests [16]
 o runtests: sort test IDs in summary lines [33]
 o test: add test1484, for HEAD with content [18]
 o test: add test1546, chunked not last transfer encoding [17]
 o tests: add pytest for --ciphers and --tls13-ciphers options [38]
 o tests: extend user/password parsing test1620 [40]
 o tests: run with "--trace-config all" to provide even more info [6]
 o tests: test_17_ssl_use.py clarify mbedtls TLSv1.3 support [43]
 o tests: use exec when spawning nghttpx [45]
 o TODO: remove some old, clarify, add something [31]
 o tool_operate: avoid explicitly setting verifypeer to 1 [39]
 o transfer: conn close on paused upload [8]
 o transfer: remove curl_upload_refill_watermark, no longer used [50]
 o winbuild: fix PE version info debug flag [1]
 o winbuild: remove outdated WIN32 defines [5]

This release includes the following known bugs:

 o see docs/KNOWN_BUGS (https://curl.se/docs/knownbugs.html)

Planned upcoming removals include:

 o support for space-separated NOPROXY patterns

 See https://curl.se/dev/deprecate.html for details

This release would not have looked like this without help, code, reports and
advice from friends like these:

  Alejandro R. Sedeño, Dan Fandrich, Daniel Gustafsson, Daniel Stenberg,
  dependabot[bot], edmcln on github, Harry Sintonen, James Abbatiello,
  Jan Venekamp, Jonathan Matthews, Joseph Chen, Kai Pastor, Keerthi Timmaraju,
  Orgad Shaneh, Pavel Pavlov, Ray Satiro, renovate[bot], Sergey Bronnikov,
  Stefan Eissing, Viktor Szakats
  (20 contributors)

References to bug reports and discussions on issues:

 [1] = https://curl.se/bug/?i=13739
 [2] = https://curl.se/bug/?i=13730
 [3] = https://curl.se/bug/?i=13761
 [4] = https://curl.se/bug/?i=13751
 [5] = https://curl.se/bug/?i=13739
 [6] = https://curl.se/bug/?i=13791
 [7] = https://curl.se/bug/?i=13612
 [8] = https://curl.se/bug/?i=13740
 [9] = https://curl.se/bug/?i=13718
 [10] = https://curl.se/bug/?i=13785
 [11] = https://curl.se/bug/?i=13745
 [12] = https://curl.se/bug/?i=13749
 [13] = https://curl.se/bug/?i=13737
 [14] = https://curl.se/bug/?i=13741
 [15] = https://curl.se/bug/?i=13705
 [16] = https://curl.se/bug/?i=13734
 [17] = https://curl.se/bug/?i=13736
 [18] = https://curl.se/bug/?i=13735
 [19] = https://curl.se/bug/?i=13800
 [20] = https://curl.se/bug/?i=13698
 [24] = https://curl.se/bug/?i=13713
 [25] = https://curl.se/bug/?i=13711
 [26] = https://curl.se/bug/?i=13792
 [31] = https://curl.se/bug/?i=13788
 [33] = https://curl.se/bug/?i=13774
 [34] = https://curl.se/bug/?i=13771
 [35] = https://curl.se/bug/?i=13784
 [36] = https://curl.se/bug/?i=13767
 [37] = https://curl.se/bug/?i=13345
 [38] = https://curl.se/bug/?i=13530
 [39] = https://curl.se/bug/?i=13704
 [40] = https://curl.se/bug/?i=13756
 [41] = https://curl.se/bug/?i=13780
 [42] = https://curl.se/bug/?i=13770
 [43] = https://curl.se/bug/?i=13779
 [44] = https://curl.se/bug/?i=13752
 [45] = https://curl.se/bug/?i=13772
 [46] = https://curl.se/bug/?i=13744
 [47] = https://curl.se/bug/?i=13769
 [49] = https://curl.se/bug/?i=13683
 [50] = https://curl.se/bug/?i=13764