Make libnosys function stubs part of libnacl

src/untrusted/nosys/_dummy.c

Index: src/untrusted/nosys/_dummy.c
diff --git a/tests/fixedfeaturecpu/ff_null.c b/src/untrusted/nosys/_dummy.c
similarity index 50%
copy from tests/fixedfeaturecpu/ff_null.c
copy to src/untrusted/nosys/_dummy.c
index 2e4e3b4d65fad451120ea03e09246ea0ef098761..24dc04d893084444ae074a9e61f2ee0eb81e3973 100644
--- a/tests/fixedfeaturecpu/ff_null.c
+++ b/src/untrusted/nosys/_dummy.c
@@ -1,9 +1,7 @@
 /*
- * Copyright 2012 The Native Client Authors. All rights reserved.
+ * Copyright 2013 The Native Client Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can
  * be found in the LICENSE file.
  */
 
-int main(int argc, char* argv[]) {
-  return 0;
-}
+#include <unistd.h>

[Mark Seaborn, 2013/08/23 15:45:22]

This #include is not needed.  This file needs a comment explaining why it's
empty.

[Petr Hosek, 2013/08/23 21:35:07]

Removed the entire source file.