RMAIL commands

?:  display help
n:  next message
p:  previons message
d:  delete message
u:  undelete message
r:  reply to message (^Y brings back text of old message)
s:  send message
w:  write message to file
N:  put the latest UNIX news in your mail buffer
!:  Run UNIX command
P:  Print the current message using $PRINTER
>:  go to end of mail
<:  go to beggining of mail
^V: display next page of this message
^Z: exit rmail
