I just migrated to a new server and apparently I can't send a mail.
I've "ipb board" installed there and every time I send a mail I get the following in error_log
sh: -t: command not found
ls -l /usr/sbin/sendmail
lrwxrwxrwx 1 root root 21 Dec 19 22:57 /usr/sbin/sendmail -> /etc/alternatives/mta
rpm -qa | grep send
sendmail-milter-8.14.4-8.el6.x86_64
sendmail-8.14.4-8.el6.x86_64
sendmail-cf-8.14.4-8.el6.noarch