Document that the use of CID is disabled by default.
(Even if MBEDTLS_SSL_CID is set in config.h)
@@ -1523,7 +1523,8 @@ void mbedtls_ssl_set_bio( mbedtls_ssl_context *ssl,
* \param enable This value determines whether the CID extension should
* be used or not. Possible values are:
* - MBEDTLS_SSL_CID_ENABLED to enable the use of the CID.
- * - MBEDTLS_SSL_CID_DISABLED to disable the use of the CID.
+ * - MBEDTLS_SSL_CID_DISABLED (default) to disable the use
+ * of the CID.
* \param own_cid The address of the readable buffer holding the CID we want
* the peer to use when sending encrypted messages to us.
* This may be \c NULL if \p own_cid_len is \c 0.
