Explicitly tell that empty sendmail field won't process mail

diff --git a/doc/cfg.texi b/doc/cfg.texi
index e930e27a92f96878056bc7a87a8fec87c940c0a7..28b1e5d914cdc9483c88748e2e85986e51abd249 100644 (file)
--- a/doc/cfg.texi
+++ b/doc/cfg.texi
@@ -80,7 +80,8 @@ synchronization protocol}. Contains authentication public key.
 
 @item sendmail
 An array containing path to executable and its command line arguments
-that is called for mail sending.
+that is called for mail sending. If it is empty, then no mail processing
+will be performed from that node.
 
 @item incoming
 Full path to directory where all file uploads will be saved. May be