173   if((readfd0 == CURL_SOCKET_BAD) && (readfd1 == CURL_SOCKET_BAD) &&  in Curl_socket_check()
174      (writefd == CURL_SOCKET_BAD)) {  in Curl_socket_check()
193   if(readfd0 != CURL_SOCKET_BAD) {  in Curl_socket_check()
199   if(readfd1 != CURL_SOCKET_BAD) {  in Curl_socket_check()
205   if(writefd != CURL_SOCKET_BAD) {  in Curl_socket_check()
239   if(readfd0 != CURL_SOCKET_BAD) {  in Curl_socket_check()
246   if(readfd1 != CURL_SOCKET_BAD) {  in Curl_socket_check()
253   if(writefd != CURL_SOCKET_BAD) {  in Curl_socket_check()
268   if(readfd0 != CURL_SOCKET_BAD) {  in Curl_socket_check()
274   if(readfd1 != CURL_SOCKET_BAD) {  in Curl_socket_check()
283   if(writefd != CURL_SOCKET_BAD) {  in Curl_socket_check()
353   if(readfd0 != CURL_SOCKET_BAD) {  in Curl_socket_check()
359   if(readfd1 != CURL_SOCKET_BAD) {  in Curl_socket_check()
365   if(writefd != CURL_SOCKET_BAD) {  in Curl_socket_check()
410       if(ufds[i].fd != CURL_SOCKET_BAD) {  in Curl_poll()
459     if(ufds[i].fd == CURL_SOCKET_BAD)  in Curl_poll()
476     if(ufds[i].fd == CURL_SOCKET_BAD)  in Curl_poll()
548     if(ufds[i].fd == CURL_SOCKET_BAD)  in Curl_poll()