pkt_dname_tolower
pkt_dname_tolower(c->buffer,
pkt_dname_tolower(c->buffer,
void pkt_dname_tolower(struct sldns_buffer* pkt, uint8_t* dname);
pkt_dname_tolower(c->buffer,
pkt_dname_tolower(c->buffer,
pkt_dname_tolower(loopbuf, sldns_buffer_at(loopbuf, 12));
pkt_dname_tolower(boundbuf, sldns_buffer_at(boundbuf, 12));
void pkt_dname_tolower(struct sldns_buffer* pkt, uint8_t* dname);