@c gnutls_channel_binding_t
@table @code
@item GNUTLS_@-CB_@-TLS_@-UNIQUE
"tls-unique" (RFC 5929) channel binding
@item GNUTLS_@-CB_@-TLS_@-SERVER_@-END_@-POINT
"tls-server-end-point" (RFC 5929) channel binding
@item GNUTLS_@-CB_@-TLS_@-EXPORTER
"tls-exporter" (RFC 9266) channel binding
@end table