diff --git a/src/dos/cdrom_ioctl.cpp b/src/dos/cdrom_ioctl.cpp
index f3a0df2f..51356562 100644
--- a/src/dos/cdrom_ioctl.cpp
+++ b/src/dos/cdrom_ioctl.cpp
@@ -517,4 +517,15 @@ int CDROM_GetMountType(char* path)
 	return 2;
 };
 */
-#endif
+#else
+
+// Get Mounttype function for unsupported systems
+// always return 0 - physical cdrom
+
+int CDROM_GetMountType(char* path)
+// Always return 0;
+{
+	return 0;
+};
+
+#endif
\ No newline at end of file