* call and may not be used any further. Returns a pointer to the
* answer of the res_query call. If the query is not completed yet
* -EAGAIN is returned, on failure -errno is returned, otherwise the
* length of answer is returned. Make sure to free the answer is a
* call and may not be used any further. Returns a pointer to the
* answer of the res_query call. If the query is not completed yet
* -EAGAIN is returned, on failure -errno is returned, otherwise the
* length of answer is returned. Make sure to free the answer is a