v2r1_disk_dqblk
qinfo->dqi_entry_size = sizeof(struct v2r1_disk_dqblk);
struct v2r1_disk_dqblk *d = dp, empty;
memset(&empty, 0, sizeof(struct v2r1_disk_dqblk));
if (!memcmp(&empty, dp, sizeof(struct v2r1_disk_dqblk)))
struct v2r1_disk_dqblk *d = dp;
struct v2r1_disk_dqblk *d = dp;