Error on release script

On a mac:

• • • Notifying JDF dev list
      Email from: "JDF Publish Script" <benevides@redhat.com>
      Email to: jdf-dev@lists.jboss.org
      Subject: JDF site released at jboss.org/jdf
      mail: illegal option – r
      Usage: mail [-EiInv] [-s subject] [-c cc-addr] [-b bcc-addr] [-F] to-addr ...
      [- sendmail-options ...]
      mail [-EHiInNv] [-F] -f [name]
      mail [-EHiInNv] [-F] [-u user]
      mail -e [-f name]
      mail -H