>Ok... The following is valid
>Declare integer MyFunction in "My.dll" as Myfunction integer nValue
>
>When I try to run myFunction(nValue), I get an error about not being able to locate My.dll. I tried to register it but that fails.
>

The my.dll has to be on the Windows search path. Where did you put it?
BTW, 'as Myfunction. is not necessary if name is the same.