diff --git a/nx/source/runtime/nxlink.c b/nx/source/runtime/nxlink.c
index cb1e68ec..3ec3ded1 100644
--- a/nx/source/runtime/nxlink.c
+++ b/nx/source/runtime/nxlink.c
@@ -7,8 +7,7 @@
 extern int __system_argc;
 extern char** __system_argv;
 
-struct in_addr __nxlink_host;
-
+struct in_addr __nxlink_host = { .s_addr = INADDR_NONE };
 
 void nxlinkSetup(void)
 {
diff --git a/nx/source/runtime/nxlink_stdio.c b/nx/source/runtime/nxlink_stdio.c
index aedd4c5c..383ff456 100644
--- a/nx/source/runtime/nxlink_stdio.c
+++ b/nx/source/runtime/nxlink_stdio.c
@@ -11,6 +11,10 @@ static int sock = -1;
 
 int nxlinkConnectToHost(bool redirStdout, bool redirStderr)
 {
+    if ((!redirStdout && !redirStderr) || __nxlink_host.s_addr == INADDR_NONE) {
+        return -1;
+    }
+
     int ret = -1;
     struct sockaddr_in srv_addr;