Function gio_sys::g_dtls_connection_get_channel_binding_data

pub unsafe extern "C" fn g_dtls_connection_get_channel_binding_data(
    conn: *mut GDtlsConnection, 
    type_: GTlsChannelBindingType, 
    data: *mut GByteArray, 
    error: *mut *mut GError
) -> gboolean

This is supported on crate feature v2_66 only.