scf_tmpl_prop_required
if (templates == 2 && scf_tmpl_prop_required(prt, &u_buf) == 0)
if (scf_tmpl_prop_required(prop_tmpl, &required) == 0) {
if (scf_tmpl_prop_required(pt, &required) != 0)
int scf_tmpl_prop_required(const scf_prop_tmpl_t *, uint8_t *);