X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/tripe/blobdiff_plain/067aa5f013dd6108e81c1df0c2ed19491802bc69..4a3882945f605704ede113a9fe98cd19a92363a7:/pkstream/pkstream.1.in

diff --git a/pkstream/pkstream.1.in b/pkstream/pkstream.1.in
index cdf8dc5e..757e5cde 100644
--- a/pkstream/pkstream.1.in
+++ b/pkstream/pkstream.1.in
@@ -37,6 +37,7 @@ pkstream \- forward UDP packets over streams
 .SH "SYNOPSIS"
 .
 .B pkstream
+.RB [ \-46 ]
 .RB [ \-l
 .IR port ]
 .RB [ \-p
@@ -97,6 +98,12 @@ version number to standard output and exits with status 0.
 .B "\-u, \-\-usage"
 Writes a brief usage summary to standard output and exits with status 0.
 .TP
+.B "\-4"
+Look up hostnames only as IPv4 addresses.
+.TP
+.B "\-6"
+Look up hostnames only as IPv6 addresses.
+.TP
 .BI "\-l, \-\-listen=" port
 Listen for connections on the given TCP
 .IR port .