RACK_PENDING
if (!(ccp_localstate[f->unit] & RACK_PENDING)) {
ccp_localstate[f->unit] |= RACK_PENDING;
ccp_localstate[f->unit] &= ~RACK_PENDING;
if (ccp_localstate[f->unit] & RACK_PENDING && id == f->reqid) {
ccp_localstate[f->unit] &= ~(RACK_PENDING | RREQ_REPEAT);
if (ccp_localstate[f->unit] & RACK_PENDING)