91,92c91,121
<     log(LOG_ERR, "Protocol not supported");
<     return -1;
---
>      char line[STRLEN];
>      
>      fdscanf(remote, "%[^\r]", line);
>      while (strncmp(line,"220-",4)==0) {
>          if(fdprintf(local, line)<0)
>              return -1;
>          fdscanf(remote, "%[^\r]", line);
>      }
>      if(fdprintf(local, line)<0)
>          return -1;
>      if(fdprintf(remote, "EHLO localhost")<0)
>          return -1;
>      fdscanf(remote, "%[^\r]", line);
>      while (strncmp(line,"250-",4)==0) {
>          fdscanf(remote, "%[^\r]", line);
>      }
>      if(strncmp(line,"250 ",4)!=0) {
>          log(LOG_ERR, "Server does not support SMTP Service Extensions!");
>          return -1;
>      }
>      if(fdprintf(remote, "STARTTLS")<0)
>          return -1;
>      fdscanf(remote, "%[^\r]", line);
>      while (strncmp(line,"220-",4)==0) {
>          fdscanf(remote, "%[^\r]", line);
>      }
>      if(strncmp(line,"220 ",4)!=0) {
>          log(LOG_ERR, "Server does not support TLS!");
>          return -1;
>      }
>      return 0;