FAQ: mention -w in the 4.20 answer as well

accbbd7d · Daniel Stenberg · 889de6b2 · accbbd7d
Commit accbbd7d authored 10 years ago by Daniel Stenberg
--- a/docs/FAQ
+++ b/docs/FAQ
@@ -1109,6 +1109,9 @@ FAQ
  message, curl has a dedicated option for that: -f (CURLOPT_FAILONERROR in
  libcurl speak).

+  You can also use the -w option and the variable %{response_code} to extract
+  the exact response code that was return in the response.
+

 5. libcurl Issues