- qu->answer= ans= realloc(qu->answer,
- MEM_ROUND(MEM_ROUND(sizeof(*ans)) +
- qu->interim_allocd));
- qu->final_allocspace= (byte*)qu->answer + MEM_ROUND(sizeof(*ans));
+ if (qu->answer->status == adns_s_nolocalmem && !qu->interim_allocd) {
+ ans= qu->answer;
+ } else {
+ ans= realloc(qu->answer,
+ MEM_ROUND(MEM_ROUND(sizeof(*ans)) + qu->interim_allocd));
+ if (!ans) {
+ qu->answer->cname= 0;
+ adns__query_fail(qu, adns_s_nolocalmem);
+ return;
+ }
+ qu->answer= ans;
+ }
+ qu->final_allocspace= (byte*)ans + MEM_ROUND(sizeof(*ans));