Lines Matching refs:ch
172 int pch = PERIOD, ch = *dn++; in res_hnok() local
174 while (ch != '\0') { in res_hnok()
177 if (periodchar(ch)) { in res_hnok()
180 if (!borderchar(ch)) in res_hnok()
183 if (!borderchar(ch)) in res_hnok()
186 if (!middlechar(ch)) in res_hnok()
189 pch = ch, ch = nch; in res_hnok()
215 int ch, escaped = 0; in res_mailok() local
222 while ((ch = *dn++) != '\0') { in res_mailok()
223 if (!domainchar(ch)) in res_mailok()
225 if (!escaped && periodchar(ch)) in res_mailok()
229 else if (bslashchar(ch)) in res_mailok()
232 if (periodchar(ch)) in res_mailok()
243 int ch; in res_dnok() local
245 while ((ch = *dn++) != '\0') in res_dnok()
246 if (!domainchar(ch)) in res_dnok()