[metapost] circleit.aa does not work.

[Hartmut Henkel]

On Sat, 8 Apr 2006, John wrote:

> The example code below hangs after invoking mpost, with the following
> text "... ! Isolated expression. ... . I believe that I am missing the
> source for these wondrous macros, that would be instrumental to my
> being able to generate the graphics, flowcharts, and such, that I need
> to do. Any guidance would be greatly appreciated.

just do

\input boxes
beginfig(9);
...
endfig;
end

the boxes macros should be part of any MetaPost distribution.

Regards, Hartmut