rctl_val_cmp
if (rctl_val_cmp(rctl->rc_cursor, dval, 0) >= 0) {
if (rctl_val_cmp(nval, rctl->rc_cursor, 0) < 0) {
if (rctl_val_cmp(cval, rval, 0) == 0)
equiv = rctl_val_cmp(rval, *root, 0);
(equiv = rctl_val_cmp(rval, prev->rcv_next, 0)) > 0) {
if (rctl_val_cmp(rval, prev, 0) == 0) {
rctl_val_cmp(rval, prev->rcv_next, 0) != 0) {
int rctl_val_cmp(rctl_val_t *, rctl_val_t *, int);
rctl_val_cmp(oval, rval1, 0) == 0)
if (rctl_val_cmp(oval, rval1, 1) == 0)