-@defun setprv privilege-name &optional setp getprv
-This function sets or resets a VMS privilege. (It does not exist on
-Unix.) The first arg is the privilege name, as a string. The second
-argument, @var{setp}, is @code{t} or @code{nil}, indicating whether the
-privilege is to be turned on or off. Its default is @code{nil}. The
-function returns @code{t} if successful, @code{nil} otherwise.
-
- If the third argument, @var{getprv}, is non-@code{nil}, @code{setprv}
-does not change the privilege, but returns @code{t} or @code{nil}
-indicating whether the privilege is currently enabled.
-@end defun
-