>> ( printf "Subject: %s\nCc: %s\nBcc: %s\n\n" "$sub" "$cc" "$bcc"
>> cat "$filename"
>> ) | /usr/lib/sendmail -t -oi
>
>
> oh, thanks it works, but the original recipent is missing how to put
> them into?


may be adding a $to variable and printing it's value.