Provided by: libcurl4-doc_7.47.0-1ubuntu2.19_all bug

NAME

       libcurl-symbols - libcurl symbol version information

libcurl symbols

       This  man  page  details  version  information  for public symbols provided in the libcurl
       header files. This lists the first version in which the symbol was introduced and for some
       symbols two additional information pieces:

       The  first  version  in  which the symbol is marked "deprecated" - meaning that since that
       version no new code should be written to use the  symbol  as  it  is  marked  for  getting
       removed in a future.

       The  last  version that featured the specific symbol. Using the symbol in source code will
       make it no longer compile error-free after that specified version.

       This man page is automatically generated from the symbols-in-versions file.

       CURLAUTH_ANY
              Introduced in 7.10.6

       CURLAUTH_ANYSAFE
              Introduced in 7.10.6

       CURLAUTH_BASIC
              Introduced in 7.10.6

       CURLAUTH_DIGEST
              Introduced in 7.10.6

       CURLAUTH_DIGEST_IE
              Introduced in 7.19.3

       CURLAUTH_GSSNEGOTIATE
              Introduced in 7.10.6 Deprecated since 7.38.0

       CURLAUTH_NEGOTIATE
              Introduced in 7.38.0

       CURLAUTH_NONE
              Introduced in 7.10.6

       CURLAUTH_NTLM
              Introduced in 7.10.6

       CURLAUTH_NTLM_WB
              Introduced in 7.22.0

       CURLAUTH_ONLY
              Introduced in 7.21.3

       CURLCLOSEPOLICY_CALLBACK
              Introduced in 7.7

       CURLCLOSEPOLICY_LEAST_RECENTLY_USED
              Introduced in 7.7

       CURLCLOSEPOLICY_LEAST_TRAFFIC
              Introduced in 7.7

       CURLCLOSEPOLICY_NONE
              Introduced in 7.7

       CURLCLOSEPOLICY_OLDEST
              Introduced in 7.7

       CURLCLOSEPOLICY_SLOWEST
              Introduced in 7.7

       CURLE_ABORTED_BY_CALLBACK
              Introduced in 7.1

       CURLE_AGAIN
              Introduced in 7.18.2

       CURLE_ALREADY_COMPLETE
              Introduced in 7.7.2

       CURLE_BAD_CALLING_ORDER
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_BAD_CONTENT_ENCODING
              Introduced in 7.10

       CURLE_BAD_DOWNLOAD_RESUME
              Introduced in 7.10

       CURLE_BAD_FUNCTION_ARGUMENT
              Introduced in 7.1

       CURLE_BAD_PASSWORD_ENTERED
              Introduced in 7.4.2 Deprecated since 7.17.0

       CURLE_CHUNK_FAILED
              Introduced in 7.21.0

       CURLE_CONV_FAILED
              Introduced in 7.15.4

       CURLE_CONV_REQD
              Introduced in 7.15.4

       CURLE_COULDNT_CONNECT
              Introduced in 7.1

       CURLE_COULDNT_RESOLVE_HOST
              Introduced in 7.1

       CURLE_COULDNT_RESOLVE_PROXY
              Introduced in 7.1

       CURLE_FAILED_INIT
              Introduced in 7.1

       CURLE_FILESIZE_EXCEEDED
              Introduced in 7.10.8

       CURLE_FILE_COULDNT_READ_FILE
              Introduced in 7.1

       CURLE_FTP_ACCEPT_FAILED
              Introduced in 7.24.0

       CURLE_FTP_ACCEPT_TIMEOUT
              Introduced in 7.24.0

       CURLE_FTP_ACCESS_DENIED
              Introduced in 7.1

       CURLE_FTP_BAD_DOWNLOAD_RESUME
              Introduced in 7.1 Deprecated since 7.1

       CURLE_FTP_BAD_FILE_LIST
              Introduced in 7.21.0

       CURLE_FTP_CANT_GET_HOST
              Introduced in 7.1

       CURLE_FTP_CANT_RECONNECT
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FTP_COULDNT_GET_SIZE
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FTP_COULDNT_RETR_FILE
              Introduced in 7.1

       CURLE_FTP_COULDNT_SET_ASCII
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FTP_COULDNT_SET_BINARY
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FTP_COULDNT_SET_TYPE
              Introduced in 7.17.0

       CURLE_FTP_COULDNT_STOR_FILE
              Introduced in 7.1

       CURLE_FTP_COULDNT_USE_REST
              Introduced in 7.1

       CURLE_FTP_PARTIAL_FILE
              Introduced in 7.1 Deprecated since 7.1

       CURLE_FTP_PORT_FAILED
              Introduced in 7.1

       CURLE_FTP_PRET_FAILED
              Introduced in 7.20.0

       CURLE_FTP_QUOTE_ERROR
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FTP_SSL_FAILED
              Introduced in 7.11.0 Deprecated since 7.17.0

       CURLE_FTP_USER_PASSWORD_INCORRECT
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FTP_WEIRD_227_FORMAT
              Introduced in 7.1

       CURLE_FTP_WEIRD_PASS_REPLY
              Introduced in 7.1

       CURLE_FTP_WEIRD_PASV_REPLY
              Introduced in 7.1

       CURLE_FTP_WEIRD_SERVER_REPLY
              Introduced in 7.1

       CURLE_FTP_WEIRD_USER_REPLY
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FTP_WRITE_ERROR
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_FUNCTION_NOT_FOUND
              Introduced in 7.1

       CURLE_GOT_NOTHING
              Introduced in 7.9.1

       CURLE_HTTP2
              Introduced in 7.38.0

       CURLE_HTTP_NOT_FOUND
              Introduced in 7.1

       CURLE_HTTP_PORT_FAILED
              Introduced in 7.3 Deprecated since 7.12.0

       CURLE_HTTP_POST_ERROR
              Introduced in 7.1

       CURLE_HTTP_RANGE_ERROR
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_HTTP_RETURNED_ERROR
              Introduced in 7.10.3

       CURLE_INTERFACE_FAILED
              Introduced in 7.12.0

       CURLE_LDAP_CANNOT_BIND
              Introduced in 7.1

       CURLE_LDAP_INVALID_URL
              Introduced in 7.10.8

       CURLE_LDAP_SEARCH_FAILED
              Introduced in 7.1

       CURLE_LIBRARY_NOT_FOUND
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_LOGIN_DENIED
              Introduced in 7.13.1

       CURLE_MALFORMAT_USER
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_NOT_BUILT_IN
              Introduced in 7.21.5

       CURLE_NO_CONNECTION_AVAILABLE
              Introduced in 7.30.0

       CURLE_OK
              Introduced in 7.1

       CURLE_OPERATION_TIMEDOUT
              Introduced in 7.10.2

       CURLE_OPERATION_TIMEOUTED
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_OUT_OF_MEMORY
              Introduced in 7.1

       CURLE_PARTIAL_FILE
              Introduced in 7.1

       CURLE_PEER_FAILED_VERIFICATION
              Introduced in 7.17.1

       CURLE_QUOTE_ERROR
              Introduced in 7.17.0

       CURLE_RANGE_ERROR
              Introduced in 7.17.0

       CURLE_READ_ERROR
              Introduced in 7.1

       CURLE_RECV_ERROR
              Introduced in 7.10

       CURLE_REMOTE_ACCESS_DENIED
              Introduced in 7.17.0

       CURLE_REMOTE_DISK_FULL
              Introduced in 7.17.0

       CURLE_REMOTE_FILE_EXISTS
              Introduced in 7.17.0

       CURLE_REMOTE_FILE_NOT_FOUND
              Introduced in 7.16.1

       CURLE_RTSP_CSEQ_ERROR
              Introduced in 7.20.0

       CURLE_RTSP_SESSION_ERROR
              Introduced in 7.20.0

       CURLE_SEND_ERROR
              Introduced in 7.10

       CURLE_SEND_FAIL_REWIND
              Introduced in 7.12.3

       CURLE_SHARE_IN_USE
              Introduced in 7.9.6 Deprecated since 7.17.0

       CURLE_SSH
              Introduced in 7.16.1

       CURLE_SSL_CACERT
              Introduced in 7.10

       CURLE_SSL_CACERT_BADFILE
              Introduced in 7.16.0

       CURLE_SSL_CERTPROBLEM
              Introduced in 7.10

       CURLE_SSL_CIPHER
              Introduced in 7.10

       CURLE_SSL_CONNECT_ERROR
              Introduced in 7.1

       CURLE_SSL_CRL_BADFILE
              Introduced in 7.19.0

       CURLE_SSL_ENGINE_INITFAILED
              Introduced in 7.12.3

       CURLE_SSL_ENGINE_NOTFOUND
              Introduced in 7.9.3

       CURLE_SSL_ENGINE_SETFAILED
              Introduced in 7.9.3

       CURLE_SSL_INVALIDCERTSTATUS
              Introduced in 7.41.0

       CURLE_SSL_ISSUER_ERROR
              Introduced in 7.19.0

       CURLE_SSL_PEER_CERTIFICATE
              Introduced in 7.8 Deprecated since 7.17.1

       CURLE_SSL_PINNEDPUBKEYNOTMATCH
              Introduced in 7.39.0

       CURLE_SSL_SHUTDOWN_FAILED
              Introduced in 7.16.1

       CURLE_TELNET_OPTION_SYNTAX
              Introduced in 7.7

       CURLE_TFTP_DISKFULL
              Introduced in 7.15.0 Deprecated since 7.17.0

       CURLE_TFTP_EXISTS
              Introduced in 7.15.0 Deprecated since 7.17.0

       CURLE_TFTP_ILLEGAL
              Introduced in 7.15.0

       CURLE_TFTP_NOSUCHUSER
              Introduced in 7.15.0

       CURLE_TFTP_NOTFOUND
              Introduced in 7.15.0

       CURLE_TFTP_PERM
              Introduced in 7.15.0

       CURLE_TFTP_UNKNOWNID
              Introduced in 7.15.0

       CURLE_TOO_MANY_REDIRECTS
              Introduced in 7.5

       CURLE_UNKNOWN_OPTION
              Introduced in 7.21.5

       CURLE_UNKNOWN_TELNET_OPTION
              Introduced in 7.7

       CURLE_UNSUPPORTED_PROTOCOL
              Introduced in 7.1

       CURLE_UPLOAD_FAILED
              Introduced in 7.16.3

       CURLE_URL_MALFORMAT
              Introduced in 7.1

       CURLE_URL_MALFORMAT_USER
              Introduced in 7.1 Deprecated since 7.17.0

       CURLE_USE_SSL_FAILED
              Introduced in 7.17.0

       CURLE_WRITE_ERROR
              Introduced in 7.1

       CURLFILETYPE_DEVICE_BLOCK
              Introduced in 7.21.0

       CURLFILETYPE_DEVICE_CHAR
              Introduced in 7.21.0

       CURLFILETYPE_DIRECTORY
              Introduced in 7.21.0

       CURLFILETYPE_DOOR
              Introduced in 7.21.0

       CURLFILETYPE_FILE
              Introduced in 7.21.0

       CURLFILETYPE_NAMEDPIPE
              Introduced in 7.21.0

       CURLFILETYPE_SOCKET
              Introduced in 7.21.0

       CURLFILETYPE_SYMLINK
              Introduced in 7.21.0

       CURLFILETYPE_UNKNOWN
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_FILENAME
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_FILETYPE
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_GID
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_HLINKCOUNT
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_PERM
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_SIZE
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_TIME
              Introduced in 7.21.0

       CURLFINFOFLAG_KNOWN_UID
              Introduced in 7.21.0

       CURLFORM_ARRAY
              Introduced in 7.9.1

       CURLFORM_ARRAY_END
              Introduced in 7.9.1 Deprecated since 7.9.5 Last used in 7.9.5

       CURLFORM_ARRAY_START
              Introduced in 7.9.1 Deprecated since 7.9.5 Last used in 7.9.5

       CURLFORM_BUFFER
              Introduced in 7.9.8

       CURLFORM_BUFFERLENGTH
              Introduced in 7.9.8

       CURLFORM_BUFFERPTR
              Introduced in 7.9.8

       CURLFORM_CONTENTHEADER
              Introduced in 7.9.3

       CURLFORM_CONTENTLEN
              Introduced in 7.46.0

       CURLFORM_CONTENTSLENGTH
              Introduced in 7.9

       CURLFORM_CONTENTTYPE
              Introduced in 7.9

       CURLFORM_COPYCONTENTS
              Introduced in 7.9

       CURLFORM_COPYNAME
              Introduced in 7.9

       CURLFORM_END
              Introduced in 7.9

       CURLFORM_FILE
              Introduced in 7.9

       CURLFORM_FILECONTENT
              Introduced in 7.9.1

       CURLFORM_FILENAME
              Introduced in 7.9.6

       CURLFORM_NAMELENGTH
              Introduced in 7.9

       CURLFORM_NOTHING
              Introduced in 7.9

       CURLFORM_PTRCONTENTS
              Introduced in 7.9

       CURLFORM_PTRNAME
              Introduced in 7.9

       CURLFORM_STREAM
              Introduced in 7.18.2

       CURLFTPAUTH_DEFAULT
              Introduced in 7.12.2

       CURLFTPAUTH_SSL
              Introduced in 7.12.2

       CURLFTPAUTH_TLS
              Introduced in 7.12.2

       CURLFTPMETHOD_DEFAULT
              Introduced in 7.15.3

       CURLFTPMETHOD_MULTICWD
              Introduced in 7.15.3

       CURLFTPMETHOD_NOCWD
              Introduced in 7.15.3

       CURLFTPMETHOD_SINGLECWD
              Introduced in 7.15.3

       CURLFTPSSL_ALL
              Introduced in 7.11.0 Deprecated since 7.17.0

       CURLFTPSSL_CCC_ACTIVE
              Introduced in 7.16.2

       CURLFTPSSL_CCC_NONE
              Introduced in 7.16.2

       CURLFTPSSL_CCC_PASSIVE
              Introduced in 7.16.1

       CURLFTPSSL_CONTROL
              Introduced in 7.11.0 Deprecated since 7.17.0

       CURLFTPSSL_NONE
              Introduced in 7.11.0 Deprecated since 7.17.0

       CURLFTPSSL_TRY
              Introduced in 7.11.0 Deprecated since 7.17.0

       CURLFTP_CREATE_DIR
              Introduced in 7.19.4

       CURLFTP_CREATE_DIR_NONE
              Introduced in 7.19.4

       CURLFTP_CREATE_DIR_RETRY
              Introduced in 7.19.4

       CURLGSSAPI_DELEGATION_FLAG
              Introduced in 7.22.0

       CURLGSSAPI_DELEGATION_NONE
              Introduced in 7.22.0

       CURLGSSAPI_DELEGATION_POLICY_FLAG
              Introduced in 7.22.0

       CURLHEADER_SEPARATE
              Introduced in 7.37.0

       CURLHEADER_UNIFIED
              Introduced in 7.37.0

       CURLINFO_ACTIVESOCKET
              Introduced in 7.45.0

       CURLINFO_APPCONNECT_TIME
              Introduced in 7.19.0

       CURLINFO_CERTINFO
              Introduced in 7.19.1

       CURLINFO_CONDITION_UNMET
              Introduced in 7.19.4

       CURLINFO_CONNECT_TIME
              Introduced in 7.4.1

       CURLINFO_CONTENT_LENGTH_DOWNLOAD
              Introduced in 7.6.1

       CURLINFO_CONTENT_LENGTH_UPLOAD
              Introduced in 7.6.1

       CURLINFO_CONTENT_TYPE
              Introduced in 7.9.4

       CURLINFO_COOKIELIST
              Introduced in 7.14.1

       CURLINFO_DATA_IN
              Introduced in 7.9.6

       CURLINFO_DATA_OUT
              Introduced in 7.9.6

       CURLINFO_DOUBLE
              Introduced in 7.4.1

       CURLINFO_EFFECTIVE_URL
              Introduced in 7.4

       CURLINFO_END
              Introduced in 7.9.6

       CURLINFO_FILETIME
              Introduced in 7.5

       CURLINFO_FTP_ENTRY_PATH
              Introduced in 7.15.4

       CURLINFO_HEADER_IN
              Introduced in 7.9.6

       CURLINFO_HEADER_OUT
              Introduced in 7.9.6

       CURLINFO_HEADER_SIZE
              Introduced in 7.4.1

       CURLINFO_HTTPAUTH_AVAIL
              Introduced in 7.10.8

       CURLINFO_HTTP_CODE
              Introduced in 7.4.1 Deprecated since 7.10.8

       CURLINFO_HTTP_CONNECTCODE
              Introduced in 7.10.7

       CURLINFO_LASTONE
              Introduced in 7.4.1

       CURLINFO_LASTSOCKET
              Introduced in 7.15.2

       CURLINFO_LOCAL_IP
              Introduced in 7.21.0

       CURLINFO_LOCAL_PORT
              Introduced in 7.21.0

       CURLINFO_LONG
              Introduced in 7.4.1

       CURLINFO_MASK
              Introduced in 7.4.1

       CURLINFO_NAMELOOKUP_TIME
              Introduced in 7.4.1

       CURLINFO_NONE
              Introduced in 7.4.1

       CURLINFO_NUM_CONNECTS
              Introduced in 7.12.3

       CURLINFO_OS_ERRNO
              Introduced in 7.12.2

       CURLINFO_PRETRANSFER_TIME
              Introduced in 7.4.1

       CURLINFO_PRIMARY_IP
              Introduced in 7.19.0

       CURLINFO_PRIMARY_PORT
              Introduced in 7.21.0

       CURLINFO_PRIVATE
              Introduced in 7.10.3

       CURLINFO_PROXYAUTH_AVAIL
              Introduced in 7.10.8

       CURLINFO_REDIRECT_COUNT
              Introduced in 7.9.7

       CURLINFO_REDIRECT_TIME
              Introduced in 7.9.7

       CURLINFO_REDIRECT_URL
              Introduced in 7.18.2

       CURLINFO_REQUEST_SIZE
              Introduced in 7.4.1

       CURLINFO_RESPONSE_CODE
              Introduced in 7.10.8

       CURLINFO_RTSP_CLIENT_CSEQ
              Introduced in 7.20.0

       CURLINFO_RTSP_CSEQ_RECV
              Introduced in 7.20.0

       CURLINFO_RTSP_SERVER_CSEQ
              Introduced in 7.20.0

       CURLINFO_RTSP_SESSION_ID
              Introduced in 7.20.0

       CURLINFO_SIZE_DOWNLOAD
              Introduced in 7.4.1

       CURLINFO_SIZE_UPLOAD
              Introduced in 7.4.1

       CURLINFO_SLIST
              Introduced in 7.12.3

       CURLINFO_SOCKET
              Introduced in 7.45.0

       CURLINFO_SPEED_DOWNLOAD
              Introduced in 7.4.1

       CURLINFO_SPEED_UPLOAD
              Introduced in 7.4.1

       CURLINFO_SSL_DATA_IN
              Introduced in 7.12.1

       CURLINFO_SSL_DATA_OUT
              Introduced in 7.12.1

       CURLINFO_SSL_ENGINES
              Introduced in 7.12.3

       CURLINFO_SSL_VERIFYRESULT
              Introduced in 7.5

       CURLINFO_STARTTRANSFER_TIME
              Introduced in 7.9.2

       CURLINFO_STRING
              Introduced in 7.4.1

       CURLINFO_TEXT
              Introduced in 7.9.6

       CURLINFO_TLS_SESSION
              Introduced in 7.34.0

       CURLINFO_TOTAL_TIME
              Introduced in 7.4.1

       CURLINFO_TYPEMASK
              Introduced in 7.4.1

       CURLIOCMD_NOP
              Introduced in 7.12.3

       CURLIOCMD_RESTARTREAD
              Introduced in 7.12.3

       CURLIOE_FAILRESTART
              Introduced in 7.12.3

       CURLIOE_OK
              Introduced in 7.12.3

       CURLIOE_UNKNOWNCMD
              Introduced in 7.12.3

       CURLKHMATCH_MISMATCH
              Introduced in 7.19.6

       CURLKHMATCH_MISSING
              Introduced in 7.19.6

       CURLKHMATCH_OK
              Introduced in 7.19.6

       CURLKHSTAT_DEFER
              Introduced in 7.19.6

       CURLKHSTAT_FINE
              Introduced in 7.19.6

       CURLKHSTAT_FINE_ADD_TO_FILE
              Introduced in 7.19.6

       CURLKHSTAT_REJECT
              Introduced in 7.19.6

       CURLKHTYPE_DSS
              Introduced in 7.19.6

       CURLKHTYPE_RSA
              Introduced in 7.19.6

       CURLKHTYPE_RSA1
              Introduced in 7.19.6

       CURLKHTYPE_UNKNOWN
              Introduced in 7.19.6

       CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE
              Introduced in 7.30.0

       CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE
              Introduced in 7.30.0

       CURLMOPT_MAXCONNECTS
              Introduced in 7.16.3

       CURLMOPT_MAX_HOST_CONNECTIONS
              Introduced in 7.30.0

       CURLMOPT_MAX_PIPELINE_LENGTH
              Introduced in 7.30.0

       CURLMOPT_MAX_TOTAL_CONNECTIONS
              Introduced in 7.30.0

       CURLMOPT_PIPELINING
              Introduced in 7.16.0

       CURLMOPT_PIPELINING_SERVER_BL
              Introduced in 7.30.0

       CURLMOPT_PIPELINING_SITE_BL
              Introduced in 7.30.0

       CURLMOPT_PUSHDATA
              Introduced in 7.44.0

       CURLMOPT_PUSHFUNCTION
              Introduced in 7.44.0

       CURLMOPT_SOCKETDATA
              Introduced in 7.15.4

       CURLMOPT_SOCKETFUNCTION
              Introduced in 7.15.4

       CURLMOPT_TIMERDATA
              Introduced in 7.16.0

       CURLMOPT_TIMERFUNCTION
              Introduced in 7.16.0

       CURLMSG_DONE
              Introduced in 7.9.6

       CURLMSG_NONE
              Introduced in 7.9.6

       CURLM_ADDED_ALREADY
              Introduced in 7.32.1

       CURLM_BAD_EASY_HANDLE
              Introduced in 7.9.6

       CURLM_BAD_HANDLE
              Introduced in 7.9.6

       CURLM_BAD_SOCKET
              Introduced in 7.15.4

       CURLM_CALL_MULTI_PERFORM
              Introduced in 7.9.6

       CURLM_CALL_MULTI_SOCKET
              Introduced in 7.15.5

       CURLM_INTERNAL_ERROR
              Introduced in 7.9.6

       CURLM_OK
              Introduced in 7.9.6

       CURLM_OUT_OF_MEMORY
              Introduced in 7.9.6

       CURLM_UNKNOWN_OPTION
              Introduced in 7.15.4

       CURLOPTTYPE_FUNCTIONPOINT
              Introduced in 7.1

       CURLOPTTYPE_LONG
              Introduced in 7.1

       CURLOPTTYPE_OBJECTPOINT
              Introduced in 7.1

       CURLOPTTYPE_OFF_T
              Introduced in 7.11.0

       CURLOPTTYPE_STRINGPOINT
              Introduced in 7.46.0

       CURLOPT_ACCEPTTIMEOUT_MS
              Introduced in 7.24.0

       CURLOPT_ACCEPT_ENCODING
              Introduced in 7.21.6

       CURLOPT_ADDRESS_SCOPE
              Introduced in 7.19.0

       CURLOPT_APPEND
              Introduced in 7.17.0

       CURLOPT_AUTOREFERER
              Introduced in 7.1

       CURLOPT_BUFFERSIZE
              Introduced in 7.10

       CURLOPT_CAINFO
              Introduced in 7.4.2

       CURLOPT_CAPATH
              Introduced in 7.9.8

       CURLOPT_CERTINFO
              Introduced in 7.19.1

       CURLOPT_CHUNK_BGN_FUNCTION
              Introduced in 7.21.0

       CURLOPT_CHUNK_DATA
              Introduced in 7.21.0

       CURLOPT_CHUNK_END_FUNCTION
              Introduced in 7.21.0

       CURLOPT_CLOSEFUNCTION
              Introduced in 7.7 Deprecated since 7.11.1 Last used in 7.11.1

       CURLOPT_CLOSEPOLICY
              Introduced in 7.7 Deprecated since 7.16.1

       CURLOPT_CLOSESOCKETDATA
              Introduced in 7.21.7

       CURLOPT_CLOSESOCKETFUNCTION
              Introduced in 7.21.7

       CURLOPT_CONNECTTIMEOUT
              Introduced in 7.7

       CURLOPT_CONNECTTIMEOUT_MS
              Introduced in 7.16.2

       CURLOPT_CONNECT_ONLY
              Introduced in 7.15.2

       CURLOPT_CONV_FROM_NETWORK_FUNCTION
              Introduced in 7.15.4

       CURLOPT_CONV_FROM_UTF8_FUNCTION
              Introduced in 7.15.4

       CURLOPT_CONV_TO_NETWORK_FUNCTION
              Introduced in 7.15.4

       CURLOPT_COOKIE
              Introduced in 7.1

       CURLOPT_COOKIEFILE
              Introduced in 7.1

       CURLOPT_COOKIEJAR
              Introduced in 7.9

       CURLOPT_COOKIELIST
              Introduced in 7.14.1

       CURLOPT_COOKIESESSION
              Introduced in 7.9.7

       CURLOPT_COPYPOSTFIELDS
              Introduced in 7.17.1

       CURLOPT_CRLF
              Introduced in 7.1

       CURLOPT_CRLFILE
              Introduced in 7.19.0

       CURLOPT_CUSTOMREQUEST
              Introduced in 7.1

       CURLOPT_DEBUGDATA
              Introduced in 7.9.6

       CURLOPT_DEBUGFUNCTION
              Introduced in 7.9.6

       CURLOPT_DEFAULT_PROTOCOL
              Introduced in 7.45.0

       CURLOPT_DIRLISTONLY
              Introduced in 7.17.0

       CURLOPT_DNS_CACHE_TIMEOUT
              Introduced in 7.9.3

       CURLOPT_DNS_INTERFACE
              Introduced in 7.33.0

       CURLOPT_DNS_LOCAL_IP4
              Introduced in 7.33.0

       CURLOPT_DNS_LOCAL_IP6
              Introduced in 7.33.0

       CURLOPT_DNS_SERVERS
              Introduced in 7.24.0

       CURLOPT_DNS_USE_GLOBAL_CACHE
              Introduced in 7.9.3 Deprecated since 7.11.1

       CURLOPT_EGDSOCKET
              Introduced in 7.7

       CURLOPT_ENCODING
              Introduced in 7.10

       CURLOPT_ERRORBUFFER
              Introduced in 7.1

       CURLOPT_EXPECT_100_TIMEOUT_MS
              Introduced in 7.36.0

       CURLOPT_FAILONERROR
              Introduced in 7.1

       CURLOPT_FILE
              Introduced in 7.1 Deprecated since 7.9.7

       CURLOPT_FILETIME
              Introduced in 7.5

       CURLOPT_FNMATCH_DATA
              Introduced in 7.21.0

       CURLOPT_FNMATCH_FUNCTION
              Introduced in 7.21.0

       CURLOPT_FOLLOWLOCATION
              Introduced in 7.1

       CURLOPT_FORBID_REUSE
              Introduced in 7.7

       CURLOPT_FRESH_CONNECT
              Introduced in 7.7

       CURLOPT_FTPAPPEND
              Introduced in 7.1 Deprecated since 7.16.4

       CURLOPT_FTPASCII
              Introduced in 7.1 Deprecated since 7.11.1 Last used in 7.11.1

       CURLOPT_FTPLISTONLY
              Introduced in 7.1 Deprecated since 7.16.4

       CURLOPT_FTPPORT
              Introduced in 7.1

       CURLOPT_FTPSSLAUTH
              Introduced in 7.12.2

       CURLOPT_FTP_ACCOUNT
              Introduced in 7.13.0

       CURLOPT_FTP_ALTERNATIVE_TO_USER
              Introduced in 7.15.5

       CURLOPT_FTP_CREATE_MISSING_DIRS
              Introduced in 7.10.7

       CURLOPT_FTP_FILEMETHOD
              Introduced in 7.15.1

       CURLOPT_FTP_RESPONSE_TIMEOUT
              Introduced in 7.10.8

       CURLOPT_FTP_SKIP_PASV_IP
              Introduced in 7.15.0

       CURLOPT_FTP_SSL
              Introduced in 7.11.0 Deprecated since 7.16.4

       CURLOPT_FTP_SSL_CCC
              Introduced in 7.16.1

       CURLOPT_FTP_USE_EPRT
              Introduced in 7.10.5

       CURLOPT_FTP_USE_EPSV
              Introduced in 7.9.2

       CURLOPT_FTP_USE_PRET
              Introduced in 7.20.0

       CURLOPT_GSSAPI_DELEGATION
              Introduced in 7.22.0

       CURLOPT_HEADER
              Introduced in 7.1

       CURLOPT_HEADERDATA
              Introduced in 7.10

       CURLOPT_HEADERFUNCTION
              Introduced in 7.7.2

       CURLOPT_HEADEROPT
              Introduced in 7.37.0

       CURLOPT_HTTP200ALIASES
              Introduced in 7.10.3

       CURLOPT_HTTPAUTH
              Introduced in 7.10.6

       CURLOPT_HTTPGET
              Introduced in 7.8.1

       CURLOPT_HTTPHEADER
              Introduced in 7.1

       CURLOPT_HTTPPOST
              Introduced in 7.1

       CURLOPT_HTTPPROXYTUNNEL
              Introduced in 7.3

       CURLOPT_HTTPREQUEST
              Introduced in 7.1

       CURLOPT_HTTP_CONTENT_DECODING
              Introduced in 7.16.2

       CURLOPT_HTTP_TRANSFER_DECODING
              Introduced in 7.16.2

       CURLOPT_HTTP_VERSION
              Introduced in 7.9.1

       CURLOPT_IGNORE_CONTENT_LENGTH
              Introduced in 7.14.1

       CURLOPT_INFILE
              Introduced in 7.1 Deprecated since 7.9.7

       CURLOPT_INFILESIZE
              Introduced in 7.1

       CURLOPT_INFILESIZE_LARGE
              Introduced in 7.11.0

       CURLOPT_INTERFACE
              Introduced in 7.3

       CURLOPT_INTERLEAVEDATA
              Introduced in 7.20.0

       CURLOPT_INTERLEAVEFUNCTION
              Introduced in 7.20.0

       CURLOPT_IOCTLDATA
              Introduced in 7.12.3

       CURLOPT_IOCTLFUNCTION
              Introduced in 7.12.3

       CURLOPT_IPRESOLVE
              Introduced in 7.10.8

       CURLOPT_ISSUERCERT
              Introduced in 7.19.0

       CURLOPT_KEYPASSWD
              Introduced in 7.17.0

       CURLOPT_KRB4LEVEL
              Introduced in 7.3 Deprecated since 7.17.0

       CURLOPT_KRBLEVEL
              Introduced in 7.16.4

       CURLOPT_LOCALPORT
              Introduced in 7.15.2

       CURLOPT_LOCALPORTRANGE
              Introduced in 7.15.2

       CURLOPT_LOGIN_OPTIONS
              Introduced in 7.34.0

       CURLOPT_LOW_SPEED_LIMIT
              Introduced in 7.1

       CURLOPT_LOW_SPEED_TIME
              Introduced in 7.1

       CURLOPT_MAIL_AUTH
              Introduced in 7.25.0

       CURLOPT_MAIL_FROM
              Introduced in 7.20.0

       CURLOPT_MAIL_RCPT
              Introduced in 7.20.0

       CURLOPT_MAXCONNECTS
              Introduced in 7.7

       CURLOPT_MAXFILESIZE
              Introduced in 7.10.8

       CURLOPT_MAXFILESIZE_LARGE
              Introduced in 7.11.0

       CURLOPT_MAXREDIRS
              Introduced in 7.5

       CURLOPT_MAX_RECV_SPEED_LARGE
              Introduced in 7.15.5

       CURLOPT_MAX_SEND_SPEED_LARGE
              Introduced in 7.15.5

       CURLOPT_MUTE
              Introduced in 7.1 Deprecated since 7.8 Last used in 7.8

       CURLOPT_NETRC
              Introduced in 7.1

       CURLOPT_NETRC_FILE
              Introduced in 7.11.0

       CURLOPT_NEW_DIRECTORY_PERMS
              Introduced in 7.16.4

       CURLOPT_NEW_FILE_PERMS
              Introduced in 7.16.4

       CURLOPT_NOBODY
              Introduced in 7.1

       CURLOPT_NOPROGRESS
              Introduced in 7.1

       CURLOPT_NOPROXY
              Introduced in 7.19.4

       CURLOPT_NOSIGNAL
              Introduced in 7.10

       CURLOPT_NOTHING
              Introduced in 7.1.1 Deprecated since 7.11.1 Last used in 7.11.1

       CURLOPT_OPENSOCKETDATA
              Introduced in 7.17.1

       CURLOPT_OPENSOCKETFUNCTION
              Introduced in 7.17.1

       CURLOPT_PASSWDDATA
              Introduced in 7.4.2 Deprecated since 7.11.1 Last used in 7.11.1

       CURLOPT_PASSWDFUNCTION
              Introduced in 7.4.2 Deprecated since 7.11.1 Last used in 7.11.1

       CURLOPT_PASSWORD
              Introduced in 7.19.1

       CURLOPT_PASV_HOST
              Introduced in 7.12.1 Deprecated since 7.16.0 Last used in 7.16.0

       CURLOPT_PATH_AS_IS
              Introduced in 7.42.0

       CURLOPT_PINNEDPUBLICKEY
              Introduced in 7.39.0

       CURLOPT_PIPEWAIT
              Introduced in 7.43.0

       CURLOPT_PORT
              Introduced in 7.1

       CURLOPT_POST
              Introduced in 7.1

       CURLOPT_POST301
              Introduced in 7.17.1 Deprecated since 7.19.1

       CURLOPT_POSTFIELDS
              Introduced in 7.1

       CURLOPT_POSTFIELDSIZE
              Introduced in 7.2

       CURLOPT_POSTFIELDSIZE_LARGE
              Introduced in 7.11.1

       CURLOPT_POSTQUOTE
              Introduced in 7.1

       CURLOPT_POSTREDIR
              Introduced in 7.19.1

       CURLOPT_PREQUOTE
              Introduced in 7.9.5

       CURLOPT_PRIVATE
              Introduced in 7.10.3

       CURLOPT_PROGRESSDATA
              Introduced in 7.1

       CURLOPT_PROGRESSFUNCTION
              Introduced in 7.1 Deprecated since 7.32.0

       CURLOPT_PROTOCOLS
              Introduced in 7.19.4

       CURLOPT_PROXY
              Introduced in 7.1

       CURLOPT_PROXYAUTH
              Introduced in 7.10.7

       CURLOPT_PROXYHEADER
              Introduced in 7.37.0

       CURLOPT_PROXYPASSWORD
              Introduced in 7.19.1

       CURLOPT_PROXYPORT
              Introduced in 7.1

       CURLOPT_PROXYTYPE
              Introduced in 7.10

       CURLOPT_PROXYUSERNAME
              Introduced in 7.19.1

       CURLOPT_PROXYUSERPWD
              Introduced in 7.1

       CURLOPT_PROXY_SERVICE_NAME
              Introduced in 7.43.0

       CURLOPT_PROXY_TRANSFER_MODE
              Introduced in 7.18.0

       CURLOPT_PUT
              Introduced in 7.1

       CURLOPT_QUOTE
              Introduced in 7.1

       CURLOPT_RANDOM_FILE
              Introduced in 7.7

       CURLOPT_RANGE
              Introduced in 7.1

       CURLOPT_READDATA
              Introduced in 7.9.7

       CURLOPT_READFUNCTION
              Introduced in 7.1

       CURLOPT_REDIR_PROTOCOLS
              Introduced in 7.19.4

       CURLOPT_REFERER
              Introduced in 7.1

       CURLOPT_RESOLVE
              Introduced in 7.21.3

       CURLOPT_RESUME_FROM
              Introduced in 7.1

       CURLOPT_RESUME_FROM_LARGE
              Introduced in 7.11.0

       CURLOPT_RTSPHEADER
              Introduced in 7.20.0

       CURLOPT_RTSP_CLIENT_CSEQ
              Introduced in 7.20.0

       CURLOPT_RTSP_REQUEST
              Introduced in 7.20.0

       CURLOPT_RTSP_SERVER_CSEQ
              Introduced in 7.20.0

       CURLOPT_RTSP_SESSION_ID
              Introduced in 7.20.0

       CURLOPT_RTSP_STREAM_URI
              Introduced in 7.20.0

       CURLOPT_RTSP_TRANSPORT
              Introduced in 7.20.0

       CURLOPT_SASL_IR
              Introduced in 7.31.0

       CURLOPT_SEEKDATA
              Introduced in 7.18.0

       CURLOPT_SEEKFUNCTION
              Introduced in 7.18.0

       CURLOPT_SERVER_RESPONSE_TIMEOUT
              Introduced in 7.20.0

       CURLOPT_SERVICE_NAME
              Introduced in 7.43.0

       CURLOPT_SHARE
              Introduced in 7.10

       CURLOPT_SOCKOPTDATA
              Introduced in 7.16.0

       CURLOPT_SOCKOPTFUNCTION
              Introduced in 7.16.0

       CURLOPT_SOCKS5_GSSAPI_NEC
              Introduced in 7.19.4

       CURLOPT_SOCKS5_GSSAPI_SERVICE
              Introduced in 7.19.4

       CURLOPT_SOURCE_HOST
              Introduced in 7.12.1

       CURLOPT_SOURCE_PATH
              Introduced in 7.12.1

       CURLOPT_SOURCE_PORT
              Introduced in 7.12.1

       CURLOPT_SOURCE_POSTQUOTE
              Introduced in 7.12.1

       CURLOPT_SOURCE_PREQUOTE
              Introduced in 7.12.1

       CURLOPT_SOURCE_QUOTE
              Introduced in 7.13.0

       CURLOPT_SOURCE_URL
              Introduced in 7.13.0

       CURLOPT_SOURCE_USERPWD
              Introduced in 7.12.1

       CURLOPT_SSH_AUTH_TYPES
              Introduced in 7.16.1

       CURLOPT_SSH_HOST_PUBLIC_KEY_MD5
              Introduced in 7.17.1

       CURLOPT_SSH_KEYDATA
              Introduced in 7.19.6

       CURLOPT_SSH_KEYFUNCTION
              Introduced in 7.19.6

       CURLOPT_SSH_KNOWNHOSTS
              Introduced in 7.19.6

       CURLOPT_SSH_PRIVATE_KEYFILE
              Introduced in 7.16.1

       CURLOPT_SSH_PUBLIC_KEYFILE
              Introduced in 7.16.1

       CURLOPT_SSLCERT
              Introduced in 7.1

       CURLOPT_SSLCERTPASSWD
              Introduced in 7.1.1 Deprecated since 7.17.0

       CURLOPT_SSLCERTTYPE
              Introduced in 7.9.3

       CURLOPT_SSLENGINE
              Introduced in 7.9.3

       CURLOPT_SSLENGINE_DEFAULT
              Introduced in 7.9.3

       CURLOPT_SSLKEY
              Introduced in 7.9.3

       CURLOPT_SSLKEYPASSWD
              Introduced in 7.9.3 Deprecated since 7.17.0

       CURLOPT_SSLKEYTYPE
              Introduced in 7.9.3

       CURLOPT_SSLVERSION
              Introduced in 7.1

       CURLOPT_SSL_CIPHER_LIST
              Introduced in 7.9

       CURLOPT_SSL_CTX_DATA
              Introduced in 7.10.6

       CURLOPT_SSL_CTX_FUNCTION
              Introduced in 7.10.6

       CURLOPT_SSL_ENABLE_ALPN
              Introduced in 7.36.0

       CURLOPT_SSL_ENABLE_NPN
              Introduced in 7.36.0

       CURLOPT_SSL_FALSESTART
              Introduced in 7.42.0

       CURLOPT_SSL_OPTIONS
              Introduced in 7.25.0

       CURLOPT_SSL_SESSIONID_CACHE
              Introduced in 7.16.0

       CURLOPT_SSL_VERIFYHOST
              Introduced in 7.8.1

       CURLOPT_SSL_VERIFYPEER
              Introduced in 7.4.2

       CURLOPT_SSL_VERIFYSTATUS
              Introduced in 7.41.0

       CURLOPT_STDERR
              Introduced in 7.1

       CURLOPT_STREAM_DEPENDS
              Introduced in 7.46.0

       CURLOPT_STREAM_DEPENDS_E
              Introduced in 7.46.0

       CURLOPT_STREAM_WEIGHT
              Introduced in 7.46.0

       CURLOPT_TCP_KEEPALIVE
              Introduced in 7.25.0

       CURLOPT_TCP_KEEPIDLE
              Introduced in 7.25.0

       CURLOPT_TCP_KEEPINTVL
              Introduced in 7.25.0

       CURLOPT_TCP_NODELAY
              Introduced in 7.11.2

       CURLOPT_TELNETOPTIONS
              Introduced in 7.7

       CURLOPT_TFTP_BLKSIZE
              Introduced in 7.19.4

       CURLOPT_TIMECONDITION
              Introduced in 7.1

       CURLOPT_TIMEOUT
              Introduced in 7.1

       CURLOPT_TIMEOUT_MS
              Introduced in 7.16.2

       CURLOPT_TIMEVALUE
              Introduced in 7.1

       CURLOPT_TLSAUTH_PASSWORD
              Introduced in 7.21.4

       CURLOPT_TLSAUTH_TYPE
              Introduced in 7.21.4

       CURLOPT_TLSAUTH_USERNAME
              Introduced in 7.21.4

       CURLOPT_TRANSFERTEXT
              Introduced in 7.1.1

       CURLOPT_TRANSFER_ENCODING
              Introduced in 7.21.6

       CURLOPT_UNIX_SOCKET_PATH
              Introduced in 7.40.0

       CURLOPT_UNRESTRICTED_AUTH
              Introduced in 7.10.4

       CURLOPT_UPLOAD
              Introduced in 7.1

       CURLOPT_URL
              Introduced in 7.1

       CURLOPT_USERAGENT
              Introduced in 7.1

       CURLOPT_USERNAME
              Introduced in 7.19.1

       CURLOPT_USERPWD
              Introduced in 7.1

       CURLOPT_USE_SSL
              Introduced in 7.17.0

       CURLOPT_VERBOSE
              Introduced in 7.1

       CURLOPT_WILDCARDMATCH
              Introduced in 7.21.0

       CURLOPT_WRITEDATA
              Introduced in 7.9.7

       CURLOPT_WRITEFUNCTION
              Introduced in 7.1

       CURLOPT_WRITEHEADER
              Introduced in 7.1

       CURLOPT_WRITEINFO
              Introduced in 7.1

       CURLOPT_XFERINFODATA
              Introduced in 7.32.0

       CURLOPT_XFERINFOFUNCTION
              Introduced in 7.32.0

       CURLOPT_XOAUTH2_BEARER
              Introduced in 7.33.0

       CURLPAUSE_ALL
              Introduced in 7.18.0

       CURLPAUSE_CONT
              Introduced in 7.18.0

       CURLPAUSE_RECV
              Introduced in 7.18.0

       CURLPAUSE_RECV_CONT
              Introduced in 7.18.0

       CURLPAUSE_SEND
              Introduced in 7.18.0

       CURLPAUSE_SEND_CONT
              Introduced in 7.18.0

       CURLPIPE_HTTP1
              Introduced in 7.43.0

       CURLPIPE_MULTIPLEX
              Introduced in 7.43.0

       CURLPIPE_NOTHING
              Introduced in 7.43.0

       CURLPROTO_ALL
              Introduced in 7.19.4

       CURLPROTO_DICT
              Introduced in 7.19.4

       CURLPROTO_FILE
              Introduced in 7.19.4

       CURLPROTO_FTP
              Introduced in 7.19.4

       CURLPROTO_FTPS
              Introduced in 7.19.4

       CURLPROTO_GOPHER
              Introduced in 7.21.2

       CURLPROTO_HTTP
              Introduced in 7.19.4

       CURLPROTO_HTTPS
              Introduced in 7.19.4

       CURLPROTO_IMAP
              Introduced in 7.20.0

       CURLPROTO_IMAPS
              Introduced in 7.20.0

       CURLPROTO_LDAP
              Introduced in 7.19.4

       CURLPROTO_LDAPS
              Introduced in 7.19.4

       CURLPROTO_POP3
              Introduced in 7.20.0

       CURLPROTO_POP3S
              Introduced in 7.20.0

       CURLPROTO_RTMP
              Introduced in 7.21.0

       CURLPROTO_RTMPE
              Introduced in 7.21.0

       CURLPROTO_RTMPS
              Introduced in 7.21.0

       CURLPROTO_RTMPT
              Introduced in 7.21.0

       CURLPROTO_RTMPTE
              Introduced in 7.21.0

       CURLPROTO_RTMPTS
              Introduced in 7.21.0

       CURLPROTO_RTSP
              Introduced in 7.20.0

       CURLPROTO_SCP
              Introduced in 7.19.4

       CURLPROTO_SFTP
              Introduced in 7.19.4

       CURLPROTO_SMB
              Introduced in 7.40.0

       CURLPROTO_SMBS
              Introduced in 7.40.0

       CURLPROTO_SMTP
              Introduced in 7.20.0

       CURLPROTO_SMTPS
              Introduced in 7.20.0

       CURLPROTO_TELNET
              Introduced in 7.19.4

       CURLPROTO_TFTP
              Introduced in 7.19.4

       CURLPROXY_HTTP
              Introduced in 7.10

       CURLPROXY_HTTP_1_0
              Introduced in 7.19.4

       CURLPROXY_SOCKS4
              Introduced in 7.10

       CURLPROXY_SOCKS4A
              Introduced in 7.18.0

       CURLPROXY_SOCKS5
              Introduced in 7.10

       CURLPROXY_SOCKS5_HOSTNAME
              Introduced in 7.18.0

       CURLSHE_BAD_OPTION
              Introduced in 7.10.3

       CURLSHE_INVALID
              Introduced in 7.10.3

       CURLSHE_IN_USE
              Introduced in 7.10.3

       CURLSHE_NOMEM
              Introduced in 7.12.0

       CURLSHE_NOT_BUILT_IN
              Introduced in 7.23.0

       CURLSHE_OK
              Introduced in 7.10.3

       CURLSHOPT_LOCKFUNC
              Introduced in 7.10.3

       CURLSHOPT_NONE
              Introduced in 7.10.3

       CURLSHOPT_SHARE
              Introduced in 7.10.3

       CURLSHOPT_UNLOCKFUNC
              Introduced in 7.10.3

       CURLSHOPT_UNSHARE
              Introduced in 7.10.3

       CURLSHOPT_USERDATA
              Introduced in 7.10.3

       CURLSOCKTYPE_ACCEPT
              Introduced in 7.28.0

       CURLSOCKTYPE_IPCXN
              Introduced in 7.16.0

       CURLSSH_AUTH_AGENT
              Introduced in 7.28.0

       CURLSSH_AUTH_ANY
              Introduced in 7.16.1

       CURLSSH_AUTH_DEFAULT
              Introduced in 7.16.1

       CURLSSH_AUTH_HOST
              Introduced in 7.16.1

       CURLSSH_AUTH_KEYBOARD
              Introduced in 7.16.1

       CURLSSH_AUTH_NONE
              Introduced in 7.16.1

       CURLSSH_AUTH_PASSWORD
              Introduced in 7.16.1

       CURLSSH_AUTH_PUBLICKEY
              Introduced in 7.16.1

       CURLSSLBACKEND_AXTLS
              Introduced in 7.38.0

       CURLSSLBACKEND_CYASSL
              Introduced in 7.34.0

       CURLSSLBACKEND_DARWINSSL
              Introduced in 7.34.0

       CURLSSLBACKEND_GNUTLS
              Introduced in 7.34.0

       CURLSSLBACKEND_GSKIT
              Introduced in 7.34.0

       CURLSSLBACKEND_MBEDTLS
              Introduced in 7.46.0

       CURLSSLBACKEND_NONE
              Introduced in 7.34.0

       CURLSSLBACKEND_NSS
              Introduced in 7.34.0

       CURLSSLBACKEND_OPENSSL
              Introduced in 7.34.0

       CURLSSLBACKEND_POLARSSL
              Introduced in 7.34.0

       CURLSSLBACKEND_QSOSSL
              Introduced in 7.34.0

       CURLSSLBACKEND_SCHANNEL
              Introduced in 7.34.0

       CURLSSLOPT_ALLOW_BEAST
              Introduced in 7.25.0

       CURLSSLOPT_NO_REVOKE
              Introduced in 7.44.0

       CURLUSESSL_ALL
              Introduced in 7.17.0

       CURLUSESSL_CONTROL
              Introduced in 7.17.0

       CURLUSESSL_NONE
              Introduced in 7.17.0

       CURLUSESSL_TRY
              Introduced in 7.17.0

       CURLVERSION_FIRST
              Introduced in 7.10

       CURLVERSION_FOURTH
              Introduced in 7.16.1

       CURLVERSION_NOW
              Introduced in 7.10

       CURLVERSION_SECOND
              Introduced in 7.11.1

       CURLVERSION_THIRD
              Introduced in 7.12.0

       CURL_CHUNK_BGN_FUNC_FAIL
              Introduced in 7.21.0

       CURL_CHUNK_BGN_FUNC_OK
              Introduced in 7.21.0

       CURL_CHUNK_BGN_FUNC_SKIP
              Introduced in 7.21.0

       CURL_CHUNK_END_FUNC_FAIL
              Introduced in 7.21.0

       CURL_CHUNK_END_FUNC_OK
              Introduced in 7.21.0

       CURL_CSELECT_ERR
              Introduced in 7.16.3

       CURL_CSELECT_IN
              Introduced in 7.16.3

       CURL_CSELECT_OUT
              Introduced in 7.16.3

       CURL_EASY_NONE
              Introduced in 7.14.0

       CURL_EASY_TIMEOUT
              Introduced in 7.14.0

       CURL_ERROR_SIZE
              Introduced in 7.1

       CURL_FNMATCHFUNC_FAIL
              Introduced in 7.21.0

       CURL_FNMATCHFUNC_MATCH
              Introduced in 7.21.0

       CURL_FNMATCHFUNC_NOMATCH
              Introduced in 7.21.0

       CURL_FORMADD_DISABLED
              Introduced in 7.12.1

       CURL_FORMADD_ILLEGAL_ARRAY
              Introduced in 7.9.8

       CURL_FORMADD_INCOMPLETE
              Introduced in 7.9.8

       CURL_FORMADD_MEMORY
              Introduced in 7.9.8

       CURL_FORMADD_NULL
              Introduced in 7.9.8

       CURL_FORMADD_OK
              Introduced in 7.9.8

       CURL_FORMADD_OPTION_TWICE
              Introduced in 7.9.8

       CURL_FORMADD_UNKNOWN_OPTION
              Introduced in 7.9.8

       CURL_GLOBAL_ACK_EINTR
              Introduced in 7.30.0

       CURL_GLOBAL_ALL
              Introduced in 7.8

       CURL_GLOBAL_DEFAULT
              Introduced in 7.8

       CURL_GLOBAL_NOTHING
              Introduced in 7.8

       CURL_GLOBAL_SSL
              Introduced in 7.8

       CURL_GLOBAL_WIN32
              Introduced in 7.8.1

       CURL_HTTPPOST_BUFFER
              Introduced in 7.46.0

       CURL_HTTPPOST_CALLBACK
              Introduced in 7.46.0

       CURL_HTTPPOST_FILENAME
              Introduced in 7.46.0

       CURL_HTTPPOST_LARGE
              Introduced in 7.46.0

       CURL_HTTPPOST_PTRBUFFER
              Introduced in 7.46.0

       CURL_HTTPPOST_PTRCONTENTS
              Introduced in 7.46.0

       CURL_HTTPPOST_PTRNAME
              Introduced in 7.46.0

       CURL_HTTPPOST_READFILE
              Introduced in 7.46.0

       CURL_HTTP_VERSION_1_0
              Introduced in 7.9.1

       CURL_HTTP_VERSION_1_1
              Introduced in 7.9.1

       CURL_HTTP_VERSION_2
              Introduced in 7.43.0

       CURL_HTTP_VERSION_2_0
              Introduced in 7.33.0

       CURL_HTTP_VERSION_2TLS
              Introduced in 7.47.0

       CURL_HTTP_VERSION_NONE
              Introduced in 7.9.1

       CURL_IPRESOLVE_V4
              Introduced in 7.10.8

       CURL_IPRESOLVE_V6
              Introduced in 7.10.8

       CURL_IPRESOLVE_WHATEVER
              Introduced in 7.10.8

       CURL_LOCK_ACCESS_NONE
              Introduced in 7.10.3

       CURL_LOCK_ACCESS_SHARED
              Introduced in 7.10.3

       CURL_LOCK_ACCESS_SINGLE
              Introduced in 7.10.3

       CURL_LOCK_DATA_CONNECT
              Introduced in 7.10.3

       CURL_LOCK_DATA_COOKIE
              Introduced in 7.10.3

       CURL_LOCK_DATA_DNS
              Introduced in 7.10.3

       CURL_LOCK_DATA_NONE
              Introduced in 7.10.3

       CURL_LOCK_DATA_SHARE
              Introduced in 7.10.4

       CURL_LOCK_DATA_SSL_SESSION
              Introduced in 7.10.3

       CURL_LOCK_TYPE_CONNECT
              Introduced in 7.10

       CURL_LOCK_TYPE_COOKIE
              Introduced in 7.10

       CURL_LOCK_TYPE_DNS
              Introduced in 7.10

       CURL_LOCK_TYPE_NONE
              Introduced in 7.10

       CURL_LOCK_TYPE_SSL_SESSION
              Introduced in 7.10

       CURL_MAX_HTTP_HEADER
              Introduced in 7.19.7

       CURL_MAX_WRITE_SIZE
              Introduced in 7.9.7

       CURL_NETRC_IGNORED
              Introduced in 7.9.8

       CURL_NETRC_OPTIONAL
              Introduced in 7.9.8

       CURL_NETRC_REQUIRED
              Introduced in 7.9.8

       CURL_POLL_IN
              Introduced in 7.14.0

       CURL_POLL_INOUT
              Introduced in 7.14.0

       CURL_POLL_NONE
              Introduced in 7.14.0

       CURL_POLL_OUT
              Introduced in 7.14.0

       CURL_POLL_REMOVE
              Introduced in 7.14.0

       CURL_PROGRESS_BAR
              Introduced in 7.1.1

       CURL_PROGRESS_STATS
              Introduced in 7.1.1

       CURL_PUSH_DENY
              Introduced in 7.44.0

       CURL_PUSH_OK
              Introduced in 7.44.0

       CURL_READFUNC_ABORT
              Introduced in 7.12.1

       CURL_READFUNC_PAUSE
              Introduced in 7.18.0

       CURL_REDIR_GET_ALL
              Introduced in 7.19.1

       CURL_REDIR_POST_301
              Introduced in 7.19.1

       CURL_REDIR_POST_302
              Introduced in 7.19.1

       CURL_REDIR_POST_303
              Introduced in 7.25.1

       CURL_REDIR_POST_ALL
              Introduced in 7.19.1

       CURL_RTSPREQ_ANNOUNCE
              Introduced in 7.20.0

       CURL_RTSPREQ_DESCRIBE
              Introduced in 7.20.0

       CURL_RTSPREQ_GET_PARAMETER
              Introduced in 7.20.0

       CURL_RTSPREQ_NONE
              Introduced in 7.20.0

       CURL_RTSPREQ_OPTIONS
              Introduced in 7.20.0

       CURL_RTSPREQ_PAUSE
              Introduced in 7.20.0

       CURL_RTSPREQ_PLAY
              Introduced in 7.20.0

       CURL_RTSPREQ_RECEIVE
              Introduced in 7.20.0

       CURL_RTSPREQ_RECORD
              Introduced in 7.20.0

       CURL_RTSPREQ_SETUP
              Introduced in 7.20.0

       CURL_RTSPREQ_SET_PARAMETER
              Introduced in 7.20.0

       CURL_RTSPREQ_TEARDOWN
              Introduced in 7.20.0

       CURL_SEEKFUNC_CANTSEEK
              Introduced in 7.19.5

       CURL_SEEKFUNC_FAIL
              Introduced in 7.19.5

       CURL_SEEKFUNC_OK
              Introduced in 7.19.5

       CURL_SOCKET_BAD
              Introduced in 7.14.0

       CURL_SOCKET_TIMEOUT
              Introduced in 7.14.0

       CURL_SOCKOPT_ALREADY_CONNECTED
              Introduced in 7.21.5

       CURL_SOCKOPT_ERROR
              Introduced in 7.21.5

       CURL_SOCKOPT_OK
              Introduced in 7.21.5

       CURL_SSLVERSION_DEFAULT
              Introduced in 7.9.2

       CURL_SSLVERSION_SSL
              Introduced in

       CURL_SSLVERSION_SSL
              Introduced in

       CURL_SSLVERSION_TLS
              Introduced in

       CURL_SSLVERSION_TLS
              Introduced in

       CURL_SSLVERSION_TLS
              Introduced in

       CURL_SSLVERSION_TLS
              Introduced in

       CURL_TIMECOND_IFMODSINCE
              Introduced in 7.9.7

       CURL_TIMECOND_IFUNMODSINCE
              Introduced in 7.9.7

       CURL_TIMECOND_LASTMOD
              Introduced in 7.9.7

       CURL_TIMECOND_NONE
              Introduced in 7.9.7

       CURL_TLSAUTH_NONE
              Introduced in 7.21.4

       CURL_TLSAUTH_SRP
              Introduced in 7.21.4

       CURL_VERSION_ASYNCHDNS
              Introduced in 7.10.7

       CURL_VERSION_CONV
              Introduced in 7.15.4

       CURL_VERSION_CURLDEBUG
              Introduced in 7.19.6

       CURL_VERSION_DEBUG
              Introduced in 7.10.6

       CURL_VERSION_GSSAPI
              Introduced in 7.38.0

       CURL_VERSION_GSSNEGOTIATE
              Introduced in 7.10.6 Deprecated since 7.38.0

       CURL_VERSION_HTTP2
              Introduced in 7.33.0

       CURL_VERSION_IDN
              Introduced in 7.12.0

       CURL_VERSION_IPV6
              Introduced in 7.10

       CURL_VERSION_KERBEROS4
              Introduced in 7.10 Deprecated since 7.33.0

       CURL_VERSION_KERBEROS5
              Introduced in 7.40.0

       CURL_VERSION_LARGEFILE
              Introduced in 7.11.1

       CURL_VERSION_LIBZ
              Introduced in 7.10

       CURL_VERSION_NTLM
              Introduced in 7.10.6

       CURL_VERSION_NTLM_WB
              Introduced in 7.22.0

       CURL_VERSION_PSL
              Introduced in 7.47.0

       CURL_VERSION_SPNEGO
              Introduced in 7.10.8

       CURL_VERSION_SSL
              Introduced in 7.10

       CURL_VERSION_SSPI
              Introduced in 7.13.2

       CURL_VERSION_TLSAUTH_SRP
              Introduced in 7.21.4

       CURL_VERSION_UNIX_SOCKETS
              Introduced in 7.40.0

       CURL_WAIT_POLLIN
              Introduced in 7.28.0

       CURL_WAIT_POLLOUT
              Introduced in 7.28.0

       CURL_WAIT_POLLPRI
              Introduced in 7.28.0

       CURL_WRITEFUNC_PAUSE
              Introduced in 7.18.0