NEWS: improve 0.2 notes

diff --git a/NEWS b/NEWS
index bb893490f1cd6e9a246a4d65bbb297f6eb3edddd..6c7691624875a5c19dab852d1732560c9f73517f 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -8,7 +8,7 @@ NEWS
   error_one_per_line was used and suppressed a message, then error_at_line()
   didn't exit.
 - Fix race condition when using threads. The fix requires thread-local
-  storage.
+  storage (available on at least GNU/Linux and FreeBSD).
 - Documentation updates.