Lines Matching defs:dn
160 res_hnok(const char *dn) {
161 int pch = PERIOD, ch = *dn++;
164 int nch = *dn++;
188 res_ownok(const char *dn) {
189 if (asterchar(dn[0])) {
190 if (periodchar(dn[1]))
191 return (res_hnok(dn+2));
192 if (dn[1] == '\0')
195 return (res_hnok(dn));
203 res_mailok(const char *dn) {
207 if (*dn == '\0')
211 while ((ch = *dn++) != '\0') {
222 return (res_hnok(dn));
231 res_dnok(const char *dn) {
234 while ((ch = *dn++) != '\0')