fix another broken link in doc due to the move of GRAS_dd into XBT

diff --git a/doc/gtut-tour-09-simpledata.doc b/doc/gtut-tour-09-simpledata.doc
index aea9829..0b1d2e4 100644 (file)
--- a/doc/gtut-tour-09-simpledata.doc
+++ b/doc/gtut-tour-09-simpledata.doc
@@ -209,7 +209,7 @@ case:
 \until }
 
 It is very similar to what we had previously, we simply retrieve the
-#gras_datadesc_type_t definitions of double and string and use them as payload
+#xbt_datadesc_type_t definitions of double and string and use them as payload
 type of our messages.
 
 The next step is to change our calls to gras_msg_send() to pass the data to