swap_pack_grabbpb
void swap_pack_grabbpb(bpb_t *wbpb, struct _boot_sector *bsp);
extern void swap_pack_grabbpb(bpb_t *wbpb, struct _boot_sector *bsp);
swap_pack_grabbpb(&TheBIOSParameterBlock, &(ubpb.bs));
swap_pack_grabbpb(wbpb, &(ubpb.bs));