1 files changed, 1 insertions, 1 deletions
diff --git a/src/os.h b/src/os.h
index c12f6641..6e2a6961 100644
--- a/src/os.h
+++ b/src/os.h
@@ -151,7 +151,7 @@ void osync_release (void);
 #endif  /* NO_OUTPUT_SYNC */
 
 /* Create a "bad" file descriptor for stdin when parallel jobs are run.  */
-#if MK_OS_VMS || defined(WINDOWS32) || defined(__MSDOS__)
+#if MK_OS_VMS || MK_OS_W32 || defined(__MSDOS__)
 # define get_bad_stdin() (-1)
 #else
 int get_bad_stdin (void);