RCTL_USAGE
if (pr_getrctl(Pr, rctlname, NULL, rblk2, RCTL_USAGE) == 0) {
else if (action == RCTL_USAGE)
if (getrctl(name, NULL, rblk, RCTL_USAGE)
action != RCTL_USAGE)
if (action != RCTL_USAGE)
if (action == RCTL_USAGE) {