vn_hdr
struct vn_hdr *vnh = fpc->vnh;
fpc.vnh = (struct vn_hdr *)(target->buf + target->off);
(target->off_max - target->off) / sizeof(struct vn_hdr);
target->off += fpc.count * sizeof(struct vn_hdr);
struct vn_hdr *vnh;
struct vn_hdr *vnh_max;
mmap_vp(struct vn_hdr *vnh)
struct vn_hdr *vnh = NULL;
vnh = kmalloc(sizeof(struct vn_hdr) * vpcount, M_TEMP, M_WAITOK);
if ((error = read_check(fp, vnh, sizeof(struct vn_hdr)*vpcount)) != 0)