Remove last vestiges of `buggymac' in the Config structure. Might

have been cause of a Plink bug since it no longer got initialised.

[originally from svn r1986]

putty.h

@@ -266,7 +266,6 @@ typedef struct {
     int ssh_cipherlist[CIPHER_MAX];
     char keyfile[FILENAME_MAX];
     int sshprot;		       /* use v1 or v2 when both available */
-    int buggymac;		       /* MAC bug commmercial <=v2.3.x SSH2 */
     int ssh2_des_cbc;		       /* "des-cbc" nonstandard SSH2 cipher */
     int try_tis_auth;
     int try_ki_auth;

ssh.c

@@ -3642,7 +3642,7 @@ static int do_ssh2_transport(unsigned char *in, int inlen, int ispkt)
     /*
      * Be prepared to work around the buggy MAC problem.
      */
-    if (cfg.buggymac || (ssh_remote_bugs & BUG_SSH2_HMAC))
+    if (ssh_remote_bugs & BUG_SSH2_HMAC)
 	maclist = buggymacs, nmacs = lenof(buggymacs);
     else
 	maclist = macs, nmacs = lenof(macs);