master cbeaf28: Mention *-nov-is-evil in the Extra Headers Gnus manual section

[Lars Ingebrigtsen]

branch: master
commit cbeaf28c5ea6d82e4c9c76fdf693fd69c98e503a
Author: Lars Ingebrigtsen <larsi@gnus.org>
Commit: Lars Ingebrigtsen <larsi@gnus.org>

    Mention *-nov-is-evil in the Extra Headers Gnus manual section
    
    * doc/misc/gnus.texi (To From Newsgroups): Mention nov-is-evil.
---
 doc/misc/gnus.texi | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/doc/misc/gnus.texi b/doc/misc/gnus.texi
index a31411e..7d6fa4c 100644
--- a/doc/misc/gnus.texi
+++ b/doc/misc/gnus.texi
@@ -5230,7 +5230,16 @@ Newsgroups:full
 @end example
 
 to the end of her @file{overview.fmt} file, then you can use that just
-as you would the extra headers from the mail groups.
+as you would the extra headers from the mail groups.  Otherwise, you
+have to disable fetching headers with @samp{XOVER}:
+
+@lisp
+(setq nntp-nov-is-evil t
+      gnus-nov-is-evil t)
+@end lisp
+
+Be aware, though, that this will make entering an @acronym{NNTP} group
+much, much slower, so this is not recommended.
 
 
 @node Summary Buffer Mode Line