int msglen, msgsize;
unsigned char *reply;
- message = dupprintf("PuTTY X11 proxy: %s", err);
+ message = dupprintf("%s X11 proxy: %s", appname, err);
msglen = strlen(message);
reply = snewn(8 + msglen+1 + 4, unsigned char); /* include zero */
msgsize = (msglen + 3) & ~3;