manpages: add missing rateest documentation

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/extensions/libxt_RATEEST.man b/extensions/libxt_RATEEST.man
index 6ad802c8568d696c397abfbbcaba085bb135ded8..58268cfb5cbcfd88d76a97484690789933c936ee 100644 (file)
--- a/extensions/libxt_RATEEST.man
+++ b/extensions/libxt_RATEEST.man
@@ -9,3 +9,4 @@ choosable.
 Rate measurement interval, in seconds, milliseconds or microseconds.
 .TP
 \fB--rateest-ewmalog\fP \fIvalue\fP
+Rate measurement averaging time constant.