SM_DEFAULT_TTL
#ifndef SM_DEFAULT_TTL
s->s_namecanon.nc_exp = now + SM_DEFAULT_TTL;
SM_DEFAULT_TTL);
s->s_hostsig.hs_exp = now + SM_DEFAULT_TTL;
s->s_hostsig.hs_exp = now + SM_MIN(ttl, SM_DEFAULT_TTL);
*pttl = SM_DEFAULT_TTL;
*pttl = SM_DEFAULT_TTL;