[NaCl SDK] Get nacl_mounts_tests building.

native_client_sdk/src/libraries/nacl_mounts_test/kernel_intercept_test.cc

Index: native_client_sdk/src/libraries/nacl_mounts_test/kernel_intercept_test.cc
diff --git a/native_client_sdk/src/libraries/nacl_mounts_test/kernel_intercept_test.cc b/native_client_sdk/src/libraries/nacl_mounts_test/kernel_intercept_test.cc
index dc0c0fc6eac6c7124ebb46ae1073901694257509..494db2fbbbe1b64a8074f7814862d15754e0091b 100644
--- a/native_client_sdk/src/libraries/nacl_mounts_test/kernel_intercept_test.cc
+++ b/native_client_sdk/src/libraries/nacl_mounts_test/kernel_intercept_test.cc
@@ -5,7 +5,6 @@
 
 #include <fcntl.h>
 #include <pthread.h>
-#include <unistd.h>
 
 #include <map>
 #include <string>
@@ -14,7 +13,6 @@
 #include "nacl_mounts/kernel_proxy.h"
 #include "nacl_mounts/path.h"
 
-#define __STDC__ 1
 #include "gtest/gtest.h"
 
 class KernelProxyMock : public KernelProxy {
@@ -127,10 +125,12 @@ TEST(KernelIntercept, SanityChecks) {
   ki_chdir("foo");
   EXPECT_EQ("chdir", mock->LastStr());
 
-  ki_getcwd("foo", 1);
+  char getcwd_buffer[] = "foo";
+  ki_getcwd(getcwd_buffer, 1);
   EXPECT_EQ("getcwd", mock->LastStr());
 
-  ki_getwd("foo");
+  char getwd_buffer[] = "foo";
+  ki_getwd(getwd_buffer);
   EXPECT_EQ("getwd", mock->LastStr());
 
   ki_dup(1);