Setting this flag directs the UNDI to queue this command for later
execution if the UNDI is busy and it supports command queuing.
If queuing is not supported, a PXE_STATCODE_INVALID_CONTROL error
is returned. If the queue is full, a PXE_STATCODE_CDB_QUEUE_FULL
error is returned.
Setting this flag directs the UNDI to queue this command for later execution if the UNDI is busy and it supports command queuing. If queuing is not supported, a PXE_STATCODE_INVALID_CONTROL error is returned. If the queue is full, a PXE_STATCODE_CDB_QUEUE_FULL error is returned.