CURLCLOSEPOLICY_OLDEST 7.7
CURLCLOSEPOLICY_SLOWEST 7.7
CURLE_ABORTED_BY_CALLBACK 7.1
+CURLE_AGAIN 7.18.2
CURLE_BAD_CALLING_ORDER 7.1 7.17.0
CURLE_BAD_CONTENT_ENCODING 7.10
CURLE_BAD_FUNCTION_ARGUMENT 7.1
CURLE_SSL_CERTPROBLEM 7.10
CURLE_SSL_CIPHER 7.10
CURLE_SSL_CONNECT_ERROR 7.1
+CURLE_SSL_CRL_BADFILE 7.19.0
CURLE_SSL_ENGINE_INITFAILED 7.13.0
CURLE_SSL_ENGINE_NOTFOUND 7.9.3
CURLE_SSL_ENGINE_SETFAILED 7.9.3
+CURLE_SSL_ISSUER_ERROR 7.19.0
CURLE_SSL_PEER_CERTIFICATE 7.17.1
+CURLE_SSL_SHUTDOWN_FAILED 7.16.1
CURLE_TELNET_OPTION_SYNTAX 7.7
CURLE_TFTP_DISKFULL 7.15.0 7.17.0
CURLE_TFTP_EXISTS 7.15.0 7.17.0