The IP must modify IP GETSUPPORT to return support for IP_SUPPORT_BULK_INSERT.
You can either update the support array if the GETSUPPORT function uses the support array, or modify the GETSUPPORT function to enable the support for bulk insert.
Updating the support array
IP_SUPPORT_BULK_INSERT must be set to 1 in the support array to indicate that the IP supports bulk insert.
Using the GETSUPPORT function
The GETSUPPORT function must return TRUE for IP_SUPPORT_BULK_INSERT.