[Pyrex] declear opaque type

[Michael JasonSmith]

On Fri, 2003-05-02 at 04:44, King C. Shu wrote:
> Many libraries use opaque data type which are hidden from
> the user. The attributes of the type might change between
> versions. Can pyrex let peopel work on an opaque type? 
Yes.  In fact, the only Pyrex module I ever wrote used an "opaque"
type.  See
    http://ldots.org/pyrex-guide/3-structures.html#external
for an example of how to wrap an "opaque" structure.
-- 
Michael JasonSmith      http://www.cosc.canterbury.ac.nz/~mpj17/