1 files changed, 8 insertions, 1 deletions
diff --git a/win/cat.c b/win/cat.c
index d413923..d49e37c 100644
--- a/win/cat.c
+++ b/win/cat.c
@@ -9,12 +9,19 @@
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  */
 
+#ifdef TCL_BROKEN_MAINARGS
+/* On mingw32 and cygwin this doesn't work */
+#   undef UNICODE
+#   undef _UNICODE
+#endif
+
 #include <stdio.h>
 #include <io.h>
 #include <string.h>
+#include <tchar.h>
 
 int
-main(void)
+_tmain(void)
 {
     char buf[1024];
     int n;