LOCKFS_ELOCK
if (!do_errorlock(LOCKFS_ELOCK)) {
case LOCKFS_ELOCK:
lock = LOCKFS_ELOCK;
case LOCKFS_ELOCK:
f->uf_lf.lf_lock = LOCKFS_ELOCK; /* primer */
f->uf_lf.lf_lock = LOCKFS_ELOCK;
lfp->lf_lock = f->uf_lf.lf_lock = LOCKFS_ELOCK;
case LOCKFS_ELOCK: /* error lock worked */
{ LOCKFS_ELOCK, "Error Lock" },
#define ULOCKFS_ELOCK ((1 << LOCKFS_ELOCK)) /* error lock */
#define LOCKFS_IS_ELOCK(LF) ((LF)->lf_lock == LOCKFS_ELOCK)