Initial check-in of TF-Fuzz.

Author:  Gary Morrison <gary.morrison@arm.com>
Signed-off-by:  Gary Morrison <gary.morrison@arm.com>

Change-Id: I8f739c3403bf2a2808f33c28910c7bda6aca7887
diff --git a/tools/tf_fuzz/visualStudio/unistd.h b/tools/tf_fuzz/visualStudio/unistd.h
new file mode 100644
index 0000000..e81dbbb
--- /dev/null
+++ b/tools/tf_fuzz/visualStudio/unistd.h
@@ -0,0 +1,2 @@
+#pragma once

+int isatty(int);
\ No newline at end of file