- fix SIGSEGV of curl -O -J given more than one URLs (#723075)
- introduce the --delegation option of curl (#730444)
- initialize NSS with no database if the selected database is broken (#728562)
- New upstream release 7.21.3:
- added --noconfigure switch to testcurl.pl
- added --xattr option
- added CURLOPT_RESOLVE and --resolve
- added CURLAUTH_ONLY
- added version-check.pl to the examples dir
- check for libcurl features for some command line options
- Curl_setopt: disallow CURLOPT_USE_SSL without SSL support
- http_chunks: remove debug output
- URL-parsing: consider ? a divider
- SSH: avoid using the libssh2_ prefix
- SSH: use libssh2_session_handshake() to work on win64
- ftp: prevent server from hanging on closed data connection when stopping
a transfer before the end of the full transfer (ranges)
- LDAP: detect non-binary attributes properly
- ftp: treat server's response 421 as CURLE_OPERATION_TIMEDOUT
- gnutls->handshake: improved timeout handling
- security: pass the right parameter to init
- krb5: use GSS_ERROR to check for error
- TFTP: resend the correct data
- configure: fix autoconf 2.68 warning: no AC_LANG_SOURCE call detected
- GnuTLS: now detects socket errors on Windows
- symbols-in-versions: updated en masse
- added a couple of examples that were missing from the tarball
- Curl_send/recv_plain: return errno on failure
- Curl_wait_for_resolv (for c-ares): correct timeout
- ossl_connect_common: detect connection re-use
- configure: prevent link errors with --librtmp
- openldap: use remote port in URL passed to ldap_init_fd()
- url: provide dead_connection flag in Curl_handler::disconnect
- lots of compiler warning fixes
- ssh: fix a download resume point calculation
- fix getinfo CURLINFO_LOCAL* for reused connections
- multi: the returned running handles counter could turn negative
- multi: only ever consider pipelining for connections doing HTTP(S)
- Drop upstream patches now in tarball
- Update bz650255 and disable-test1112 patches to apply against new codebase
- Add workaround for false-positive glibc-detected buffer overflow in tftpd
test server with FORTIFY_SOURCE (similar to #515361)
