whereis svscan i got this:
svscan: /usr/bin/svscan /usr/share/man/man8/svscan.8.gz
and "which svscan" i got this;
by the there is an error after sending the email message
188.8.131.52 failed after I sent the message.
Remote host said: 451 mail server temporarily rejected message (#4.3.0)
I'm not going to try again; this message has been in the queue too long.
thanks for the reply doublejoon