Re: "absolute" vertical position seems awfully relative

[Tadziu Hoffmann]

> Here is a more complex test file using the -me macros.
> It uses -me's $H macro to define an action that should be
> done on every page, in this case the printing of a bit of
> text at an "absolute" vertical position.
> [...]
> Each page has a different combination of leading and
> presence/absence of header.

If you want to insulate your header against the effects of
varying the parameters of the running text, use a dedicated
environment for the header:

  .de $H             \" -me macro called at the top of every page
  .ev header
  \v'|30000u'At 30,000 units.
  .br
  .ev
  ..