> Issue 5 vs. 20 pages for mailx), and doesn't have any ~ escapes. The > only conflicts are where mailx in fact provides an enhanced version of > the mail command, and most scripts depend on the funcionality > described. Basically, mailx leaves off a couple of arguments that > might be used by legacy scripts depending on some of the old mail > functionality (e.g. -p or -t), while most scripts actually depend on > mailx funcionality from mail. I believe the BSD mailx acts like this > already, and I know that the GNU mailutils mailx program will (since > I'm writing it).
There have been several security holes and incidents caused by folks using mailx as mail in web forms. In paticular things like Hello ~!rm -rf /home/httpd/html/* is mishandled by mailx used as mail 8)
