diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 62d82c2..338a40c 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -1695,7 +1695,7 @@
 };
 
 
-#ifdef NT
+#if defined(_MSC_VER) || defined(__WATCOMC__)
 void
 initnt()
 {