cand_flags
((bc->cand_flags & IPIF_DEPRECATED) != 0);
cc->cand_isdeprecated = ((cc->cand_flags & IPIF_DEPRECATED) != 0);
bc->cand_ispreferred = ((bc->cand_flags & IPIF_PREFERRED) != 0);
cc->cand_ispreferred = ((cc->cand_flags & IPIF_PREFERRED) != 0);
bc->cand_istmp = ((bc->cand_flags & IPIF_TEMPORARY) != 0);
cc->cand_istmp = ((cc->cand_flags & IPIF_TEMPORARY) != 0);
int bcval = ATYPE(bc->cand_flags);
int ccval = ATYPE(cc->cand_flags);