: Check terminal type unless on a software tty. 
:ddtsym ttytyp/
:if e q&<%tysty+%tydil>
   (:jump ttyloc
   )
:ddtsym tctyp/
:if e q-%tnsfw>
   (:jump ttyloc
   )

:tctyp aaa pagesize 24

:tag ttyloc

:if e :exists SMZ; SMZ MAIL
>( :
You have mail.
)

:vk