update description for r87269

git-svn-id: https://svn.r-project.org/R/trunk@87270 00db46b3-68df-0310-9c12-caf00c1e9a41

Author: ripley

doc/NEWS.Rd

@@ -268,11 +268,14 @@
       see
       \url{https://fortranwiki.org/fortran/show/Modernizing+Old+Fortran}.
 
-      \item Since all supported \R versions now use UTF-8, \command{R CMD
-	check} no longer by default reports on marked strings in
-      character data.  Set environment variable
-      \env{_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_}
-      to a false value for the previous behaviour.
+      \item Since almost all supported \R versions now use UTF-8,
+      \command{R CMD check} no longer by default reports on marked
+      UTF-8 or Latin-1 strings in character data.  Set environment
+      variable \env{_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_} to a
+      false value for the previous behaviour.
+
+      Strings markaed as \code{"bytes"} now give a warning rather than a
+      NOTE.  These are better supplied as raw vectors.
 
       \item \code{tools::checkDocFiles()} now also notes \emph{nullary}
       functions shown in the usage section without corresponding \verb{\alias}.