87 	register char *cp, **pp;  in res_init()  local
173 	cp = strchr(buf, (int)'.');  in res_init()
175 	cp = index(buf, '.');  in res_init()
177 	if (cp == NULL)  in res_init()
180 		strcpy(_res.defdname, cp+1);  in res_init()
183 	if ((cp = getenv("LOCALDOMAIN")) != NULL) {  in res_init()
184 	(void) strncpy(_res.defdname, cp, sizeof (_res.defdname));  in res_init()
195 		cp = buf + sizeof ("domain") - 1;  in res_init()
196 		while (*cp == ' ' || *cp == '\t')  in res_init()
197 		    cp++;  in res_init()
198 		if ((*cp == '\0') || (*cp == '\n'))  in res_init()
200 		(void) strncpy(_res.defdname, cp, sizeof (_res.defdname) - 1);  in res_init()
202 		if ((cp = strchr(_res.defdname, (int)'\n')) != NULL)  in res_init()
204 		if ((cp = index(_res.defdname, '\n')) != NULL)  in res_init()
206 		    *cp = '\0';  in res_init()
214 		cp = buf + sizeof ("search") - 1;  in res_init()
215 		while (*cp == ' ' || *cp == '\t')  in res_init()
216 		    cp++;  in res_init()
217 		if ((*cp == '\0') || (*cp == '\n'))  in res_init()
219 		(void) strncpy(_res.defdname, cp, sizeof (_res.defdname) - 1);  in res_init()
221 		if ((cp = strchr(_res.defdname, (int)'\n')) != NULL)  in res_init()
223 		if ((cp = index(_res.defdname, '\n')) != NULL)  in res_init()
225 		    *cp = '\0';  in res_init()
230 		cp = _res.defdname;  in res_init()
232 		*pp++ = cp;  in res_init()
233 		for (n = 0; *cp && pp < _res.dnsrch + MAXDNSRCH; cp++) {  in res_init()
234 		    if (*cp == ' ' || *cp == '\t') {  in res_init()
235 			*cp = 0;  in res_init()
238 			*pp++ = cp;  in res_init()
243 		while (*cp != '\0' && *cp != ' ' && *cp != '\t')  in res_init()
244 		    cp++;  in res_init()
245 		*cp = '\0';  in res_init()
253 		cp = buf + sizeof ("nameserver") - 1;  in res_init()
254 		while (*cp == ' ' || *cp == '\t')  in res_init()
255 		    cp++;  in res_init()
256 		if ((*cp == '\0') || (*cp == '\n'))  in res_init()
259 				inet_addr(cp)) == (unsigned) -1) {  in res_init()
276 	    (cp = strchr(buf, (int)'.')))  in res_init()
278 	    (cp = index(buf, '.')))  in res_init()
280 		(void) strcpy(_res.defdname, cp + 1);  in res_init()
287 	for (cp = _res.defdname, n = 0; *cp; cp++)  in res_init()
288 	    if (*cp == '.')  in res_init()
290 	cp = _res.defdname;  in res_init()
293 	    cp = strchr(cp, (int)'.');  in res_init()
295 	    cp = index(cp, '.');  in res_init()
297 	    *pp++ = ++cp;  in res_init()