updated doc

diff --git a/lib/gnutls_ui.c b/lib/gnutls_ui.c
index 7f5133362db20626fd6e208a21c8b329c9f0c42f..b5c0eb9400a6dc3b18c450f2ade981d3a1e70fed 100644 (file)
--- a/lib/gnutls_ui.c
+++ b/lib/gnutls_ui.c
@@ -742,7 +742,8 @@ gnutls_anon_set_params_function (gnutls_anon_server_credentials_t res,
  * @filename: the name of the file to load
  * @data: Where the file will be stored
  *
- * This function will load a file into a datum.
+ * This function will load a file into a datum. The data are
+ * zero terminated but the terminating null is not included in length.
  * The returned data are allocated using gnutls_malloc().
  *
  * Returns: On success, %GNUTLS_E_SUCCESS (0) is returned, otherwise