[td-225] fix compiler error in win platform

src/util/src/tsocket.c

@@ -56,13 +56,16 @@ uint32_t taosGetIpFromFqdn(const char *fqdn) {
     freeaddrinfo(result);
     return ip;
   } else {
+#ifdef EAI_SYSTEM
     if (ret == EAI_SYSTEM) {
       uError("failed to get the ip address, fqdn:%s, code:%d, reason:%s", fqdn, ret, strerror(errno));
       terrno = TAOS_SYSTEM_ERROR(errno);
     } else {
       uError("failed to get the ip address, fqdn:%s, code:%d, reason:%s", fqdn, ret, gai_strerror(ret));
     }
-
+#else
+    uError("failed to get the ip address, fqdn:%s, code:%d, reason:%s", fqdn, ret, gai_strerror(ret));
+#endif
     return 0xFFFFFFFF;
   }
 }