Doc: clarify -n

diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index 5fda322f3996000f8614de7d27661060b221262f..33d9c34cb9bda5b1a3815c0f84ea7fa1d95755e5 100644 (file)
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -4017,7 +4017,8 @@ for that message.
 .oindex "&%-n%&"
 This option is interpreted by Sendmail to mean &"no aliasing"&.
 For normal modes of operation, it is ignored by Exim.
-When combined with &%-bP%& it suppresses the name of an option from being output.
+When combined with &%-bP%& it makes the output more terse (suppresses
+option names, environment values and config pretty printing).
 
 .vitem &%-O%&&~<&'data'&>
 .oindex "&%-O%&"