Lines Matching defs:dn
178 res_hnok(const char *dn) {
179 int pch = PERIOD, ch = *dn++;
182 int nch = *dn++;
206 res_ownok(const char *dn) {
207 if (asterchar(dn[0])) {
208 if (periodchar(dn[1]))
209 return (res_hnok(dn+2));
210 if (dn[1] == '\0')
213 return (res_hnok(dn));
221 res_mailok(const char *dn) {
225 if (*dn == '\0')
229 while ((ch = *dn++) != '\0') {
240 return (res_hnok(dn));
249 res_dnok(const char *dn) {
252 while ((ch = *dn++) != '\0')