winblkstrategy
{"winblk", winblkstrategy, winblkopen,
int winblkstrategy(void *, int, daddr_t, size_t, void *, size_t *);
{"winblk", winblkstrategy, winblkopen, winblkclose, winblkioctl },
int winblkstrategy(void*, int, daddr_t, size_t, void*, size_t*);