uint32_tobuffer
uint32_tobuffer(uint32_t, isc_buffer_t *target);
RETERR(uint32_tobuffer((uint32_t)(tsig->timesigned & 0xffffffffU),
RETERR(uint32_tobuffer(soa->serial, target));
RETERR(uint32_tobuffer(soa->refresh, target));
RETERR(uint32_tobuffer(soa->retry, target));
RETERR(uint32_tobuffer(soa->expire, target));
return (uint32_tobuffer(soa->minimum, target));