>I ran an app from the command window and all was well, I thought.
>I built an .exe.
>When I ran the .exe it told me that a oapp.fedproc did not exist.
>When I looked at the applib.vcx the function did not, in fact, exist.
>Fortunately, I had an old copy that included fedproc, added it, and all is well.
>What is going on?

Sounds like the old copy you referred to was in a folder that's earlier in our path list. And that you or someone else deleted the missing parts in the newer version.

Anyway, make sure that the correct version if applb.vcx is included in the project.