Non-exported driver functions in Windows build

[Kent Boortz]

"James Hague" <james@REDACTED> writes:
> At least the following functions, declared in erl_driver.h, should be
> exported from beam.dll under Windows, but aren't:
> 
>  driver_output_term
>  driver_send_term
>  driver_mk_atom
>  driver_mk_port
>  driver_connected
>  driver_caller
>  driver_term_nil
> 
> This can be fixed by adding the above lines to erl.def.  It only 
> requires relinking.

Thanks, these are added to the source,

kent