Provide RFC 822 format example.

diff --git a/manual/time.texi b/manual/time.texi
index 10ee147..16e61da 100644 (file)
--- a/manual/time.texi
+++ b/manual/time.texi
@@ -959,6 +959,10 @@ determinable.
 
 This format is a GNU extension.
 
+A full @w{RFC 822} timestamp is generated by the format 
+@w{@samp{"%a, %d %b %Y %H:%M:%S %z"}} (or the equivalent 
+@w{@samp{"%a, %d %b %Y %T %z"}}.
+
 @item %Z
 The time zone abbreviation (empty if the time zone can't be determined).