examples: ftpc: Fix a compile warning for IPv4 only configuration
@@ -380,7 +380,7 @@ int main(int argc, FAR char *argv[])
if (argc != 2)
{
-#if ADDR_FAMILY == CONFIG_NET_IPv6
+#if ADDR_FAMILY == AF_INET6
printf("Usage:\n");
printf(" %s xx:xx:xx:xx:xx:xx:xx:xx [pp]\n", argv[0]);
printf("Where\n");
