You can't prototype D functions like that, they belong to a module. test is built as _D1b4testFZAya, not _D1a4testFZAya (notice the module names, a and b after _D1).
What exactly are you trying to do? DLLs?
You can't prototype D functions like that, they belong to a module. test is built as _D1b4testFZAya, not _D1a4testFZAya (notice the module names, a and b after _D1).
What exactly are you trying to do? DLLs?