From RDB: telnet can now start up in passive mode, in which it

doesn't do any negotiation until the remote side does.

[originally from svn r1107]

putty.h

@@ -196,6 +196,7 @@ typedef struct {
     char username[32];
     char localusername[32];
     int rfc_environ;
+    int passive_telnet;
     /* Keyboard options */
     int bksp_is_delete;
     int rxvt_homeend;