Required exported symbols for merged object branch

[John W. Eaton]

On 31-Dec-2007, Michael Goffioul wrote:

| 2007-12-31  Michael Goffioul <michael.goffioul at gmail.com>
| 
|     * ov-builtin.h ov-dld-fcn.h: export additional symbols, required
|     to compile the object branch (MSVC)

I applied this patch and checked it in.

Thanks,

jwe