RCTL_NEXT
while (pr_getrctl(Pr, rctlname, rblk1, rblk2, RCTL_NEXT) == 0) {
while (pr_getrctl(Pr, name, last, next, RCTL_NEXT) == 0) {
while (getrctl(arg_name, rctlblkA, rctlblkB, RCTL_NEXT) == 0) {
else if (action == RCTL_NEXT)
while (getrctl(name, rblk_last, rblk, RCTL_NEXT) == 0)
RCTL_NEXT) == -1)
while (pr_getrctl(pr, name, rblk, rblk, RCTL_NEXT) == 0) {
if (getrctl(name, current, next, RCTL_NEXT) != 0)
if (action != RCTL_FIRST && action != RCTL_NEXT &&