144     _DIAGASSERT(answer != NULL);  in getanswer()
145     _DIAGASSERT(qname != NULL);  in getanswer()
148     hent->h_name = NULL;  in getanswer()
162             return NULL; /* XXX should be abort(); */  in getanswer()
194     *hap = NULL;  in getanswer()
352         *hap = NULL;  in getanswer()
365     return NULL;  in getanswer()
385     return NULL;  in getanswer()
432     if ((isxdigit((uint8_t)name[0]) && strchr(name, ':') != NULL) || name[0] == ':') {  in resolv_gethostbyname()
462     hp->h_aliases[0] = NULL;  in resolv_gethostbyname()
469     hp->h_addr_list[1] = NULL;  in resolv_gethostbyname()
484     _DIAGASSERT(addr != NULL);  in resolv_gethostbyaddr()
539     if (hf == NULL) {  in netbsd_gethostent_r()
542         return NULL;  in netbsd_gethostent_r()
544     char* p = NULL;  in netbsd_gethostent_r()
548     if ((p = (char*) malloc(line_buf_size)) == NULL) {  in netbsd_gethostent_r()
555             return NULL;  in netbsd_gethostent_r()
580         if ((cp = strpbrk(name = cp, " \t")) != NULL) *cp++ = '\0';  in netbsd_gethostent_r()
587             if ((cp = strpbrk(cp, " \t")) != NULL) *cp++ = '\0';  in netbsd_gethostent_r()
597     hent->h_addr_list[1] = NULL;  in netbsd_gethostent_r()
606     hent->h_aliases[anum] = NULL;  in netbsd_gethostent_r()
614     return NULL;  in netbsd_gethostent_r()
620     _DIAGASSERT(hp != NULL);  in convert_v4v6_hostent()
621     _DIAGASSERT(bpp != NULL);  in convert_v4v6_hostent()
622     _DIAGASSERT(ep != NULL);  in convert_v4v6_hostent()
631             *ap = NULL;  in convert_v4v6_hostent()
681     if (hp == NULL) return herrnoToAiErrno(he);  in dns_gethtbyname()
743     if (hp == NULL) return herrnoToAiErrno(he);  in dns_gethtbyaddr()
749     hp->h_addr_list[1] = NULL;  in dns_gethtbyaddr()