This option is only valid for GnuTLS.
.TP
.B LDAP_OPT_X_TLS_CTX
-Sets/gets the OpenSSL CTX.
+Sets/gets the TLS library context associated with this handle.
.BR invalue
must be
.BR "const void *" ;
.BR outvalue
must be
.BR "void **" .
+When using the OpenSSL library this is an SSL_CTX*. When using other
+crypto libraries this is an OpenLDAP private structure. Applications
+generally should not use this option.
.TP
.B LDAP_OPT_X_TLS_DHFILE
Gets/sets the full-path of the file containing the parameters
.BR LDAP_OPT_X_TLS_TRY .
.TP
.B LDAP_OPT_X_TLS_SSL_CTX
-Gets the OpenSSL SSL CTX;
+Gets the OpenSSL SSL CTX associated with this handle.
.BR outvalue
must be
.BR "void **" .
+When using the OpenSSL library this is an SSL*. When using other
+crypto libraries this is an OpenLDAP private structure. Applications
+generally should not use this option.
.SH ERRORS
On success, the functions return
.BR LDAP_OPT_SUCCESS ,