Make libnosys function stubs part of libnacl

src/untrusted/nacl/stubs/getlogin.c

Index: src/untrusted/nacl/stubs/getlogin.c
diff --git a/src/untrusted/nosys/getlogin.c b/src/untrusted/nacl/stubs/getlogin.c
similarity index 80%
rename from src/untrusted/nosys/getlogin.c
rename to src/untrusted/nacl/stubs/getlogin.c
index e19307728195a7a15838fe930a40438d4bf2d58a..4ac8ff82aef62ec89b4e15afd503f16dde530db0 100644
--- a/src/untrusted/nosys/getlogin.c
+++ b/src/untrusted/nacl/stubs/getlogin.c
@@ -16,6 +16,3 @@ char *getlogin(void) {
   errno = ENOSYS;
   return NULL;
 }
-
-#include "native_client/src/untrusted/nosys/warning.h"
-stub_warning(getlogin);