--- parrot/include/parrot/thr_windows.h	Tue May  3 13:33:02 2005
+++ parrot-devel/include/parrot/thr_windows.h	Thu May 19 08:41:08 2005
@@ -96,7 +96,7 @@
    the Win32 API CreateThread(). _beginthreadXX guards call to the thread start routine
    with SEH to implement runtime errors and signal support. Also it frees calloc-ed
    per-thread data block at exit */
-#  ifdef _MCS_VER1
+#  ifdef _MCS_VER
 #    define THREAD_CREATE_JOINABLE(t, func, arg) \
        do { \
          unsigned tid; \