The poster might be confused if he is using CURL and referring to the
PHP7.0 documentation like i have. It says:One of CURL_SSLVERSION_DEFAULT
(0), CURL_SSLVERSION_TLSv1 (1), CURL_SSLVERSION_SSLv2 (2),
CURL_SSLVERSION_SSLv3 (3), CURL_SSLVERSION_TLSv1...