.SH EXAMPLE
TODO
.SH AVAILABILITY
-Added in 7.34.0
+Added in 7.34.0, and supported OpenSSL, GnuTLS, NSS and gskit only up until
+7.48.0 was released.
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"