UNIX

Suppose youre an administrator and the users mailboxes are at location /var/mail. For example, the full pathname of mine would be /var/mail/user

Frame a command sequence that looks at romeos mailbox to tell him either that he has received a message from henry or that the Subject: line contains the word urgent or immediate in lower- or uppercase.

Note: When a message is received from a user, the From: line contains the users name