curl and libcurl 8.16.1

 Public curl releases:         271
 Command line options:         272
 curl_easy_setopt() options:   308
 Public functions in libcurl:  98
 Contributors:                 3500

This release includes the following changes:


This release includes the following bugfixes:

 o curl_easy_getinfo: error code on NULL arg [2]
 o curl_mem_undef.h: limit to `CURLDEBUG` for non-memalloc overrides [19]
 o CURLINFO_FTP_ENTRY_PATH.md: this is for SFTP as well [8]
 o CURLOPT_MAXLIFETIME_CONN: make default 24 hours [10]
 o docs/libcurl: remove ancient version references [7]
 o easy_getinfo: check magic, Curl_close safety [3]
 o libcurl-security.md: mention long-running connections [6]
 o ngtcp2: check error code on connect failure [13]
 o quic: fix min TLS version handling [14]
 o quic: ignore EMSGSIZE on receive [4]
 o ssl-sessions.md: mark option experimental [12]
 o urldata: FILE is not a list-only protocol [9]

This release includes the following known bugs:

 See https://curl.se/docs/knownbugs.html

For all changes ever done in curl:

 See https://curl.se/changes.html

Planned upcoming removals include:

 o Builds using VS2008
 o OpenSSL 1.x support
 o Support for c-ares versions before 1.16.0
 o Support for Windows XP/2003
 o The winbuild build system
 o Windows CE support

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

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

  Andrew Kirillov, Dan Fandrich, Daniel Stenberg, Emilio Pozuelo Monfort,
  Ethan Everett, fds242 on github, renovate[bot], Stefan Eissing,
  Viktor Szakats
  (9 contributors)

References to bug reports and discussions on issues:

 [2] = https://curl.se/bug/?i=18512
 [3] = https://curl.se/bug/?i=18511
 [4] = https://curl.se/bug/?i=18505
 [6] = https://curl.se/bug/?i=18533
 [7] = https://curl.se/bug/?i=18530
 [8] = https://curl.se/bug/?i=18531
 [9] = https://curl.se/bug/?i=18525
 [10] = https://curl.se/bug/?i=18527
 [12] = https://curl.se/bug/?i=18523
 [13] = https://curl.se/bug/?i=18521
 [14] = https://curl.se/bug/?i=18518
 [19] = https://curl.se/bug/?i=18510