Document that -i etc now accept public key files.

[PuTTY.git] / doc / man-putt.but

diff --git a/doc/man-putt.but b/doc/man-putt.but
index 67bcba83c0fa9338c42b8ce5edc4d880323a2f7e..72094495e533ea15be2f55af63d68a772f8b75ce 100644 (file)
--- a/doc/man-putt.but
+++ b/doc/man-putt.but
@@ -232,9 +232,13 @@ pseudo-terminal at the server end.
 
 \dt \cw{\-i} \e{keyfile}
 
-\dd Specify a private key file to use for user authentication. For SSH-2
-keys, this key file must be in PuTTY's format, not OpenSSH's or
-anyone else's.
+\dd Private key file for user authentication. For SSH-2 keys, this key
+file must be in PuTTY's PPK format, not OpenSSH's format or anyone
+else's.
+
+\lcont{ If you are using an authentication agent, you can also specify
+a \e{public} key here (in RFC 4716 or OpenSSH format), to identify
+which of the agent's keys to use. }
 
 \dt \cw{\-hostkey} \e{key}