diff --git a/src/s_djgpp2.cpp b/src/s_djgpp2.cpp
index 96c1811c..7f77197c 100644
--- a/src/s_djgpp2.cpp
+++ b/src/s_djgpp2.cpp
@@ -311,6 +311,15 @@ static int init(screen_t *this, int fd)
     if (getPage(this) != 0)
         return -1;
 
+#if 1
+    /* check for Windows NT/2000 */
+    {
+        unsigned v = _get_dos_version(1);
+        if (v == 0x0532)
+            return -1;
+    }
+#endif
+
     cols = ScreenCols();
     rows = ScreenRows();
     mode = getMode(this);