php mail() function Problem with sendmail

Hi to everyone i have problem with php4 mail() function. Os:mandrake 7.2 Mailprog:Sendmail the following php code <?php mail("aaa@foo.com","subject","body","From:bbb@foo.com"); ?> does not send e-mail my /var/log/mail/info files log the following thewall sendmail[8313]: f9HAE9I08313: from=apache, size=0, class=0, nrcpts=0, relay=apache@localhost my php.ini sendmail path is /usr/sbin/sendmail -t Ive try to make apache sendmail trusted user + change my php.ini path to is /usr/sbin/sendmail -t -f root@localhost but nothing :-) any ideas thanks in advance for any help :-) Simos