[patch ld] Cleanup with some potential 64 -bit over-/underflows in relocation and address calculations

[Nick Clifton]

Hi Kai,

> 2008-05-27  Kai Tietz  <kai.tietz@onevision.com>
> 
>         * pe-dll.c (fill_edata): Make sure we calculate vma's in
>         type bfd_vma.
>         (generate_reloc): Likewise.
>         (pe_implied_import_dll): Likewise.

Approved - please apply.

Cheers
   Nick