Changes: curl_version_info: provide librtmp version file: add support for directory listings idn: add native AppleIDN (icucore) support for macOS/iOS lib: add curl_multi_waitfds mbedTLS: implement CURLOPT_SSL_CIPHER_LIST option NTLM_WB: drop support TLS: add support for ECH (Encrypted Client Hello) urlapi: add CURLU_GET_EMPTY for empty queries and fragments Bugfixes: appveyor: drop unnecessary `--