Lines Matching refs:NULL

101     return NULL;
107   s_phostent_addr[1] = NULL;
118   if (s_hostent.h_aliases != NULL) {
128   if (s_hostent.h_addr_list != NULL) {
171   if (h_errnop == NULL) {
172     /* ensure h_errnop is never NULL */
176   if (result == NULL) {
182   *result = NULL;
183   if ((name == NULL) || (ret == NULL) || (buf == NULL)) {
213   h->addr_list[1] = NULL;
214   h->aliases = NULL;
221   /* set result != NULL */
240   while (ai != NULL) {
260  *                 (may be NULL -> local address)
261  * @param servname port number as string of NULL 
263  * @param res pointer to a pointer where to store the result (set to NULL on failure)
273   struct sockaddr_in *sa = NULL;
278   if (res == NULL) {
281   *res = NULL;
282   if ((nodename == NULL) && (servname == NULL)) {
286   if (servname != NULL) {
295   if (nodename != NULL) {
307   if (nodename != NULL) {
316   if (ai == NULL) {
329   if (hints != NULL) {
334   if (nodename != NULL) {
347   if (ai != NULL) {