CI_MRRU
ACKCISHORT(CI_MRRU, go->neg_mrru, go->mrru);
NAKCISHORT(CI_MRRU, neg_mrru,
case CI_MRRU:
REJCISHORT(CI_MRRU, neg_mrru, go->mrru);
if (citype == CI_MRRU) {
case CI_MRRU:
PUTCHAR(CI_MRRU, nakp);
case CI_MRRU:
ADDCISHORT(CI_MRRU, go->neg_mrru, go->mrru);