[NaCl SDK] nacl_io: Fix inet_ntop to be consistent with glibc.

native_client_sdk/src/libraries/nacl_io/syscalls/hstrerror.cc

Index: native_client_sdk/src/libraries/nacl_io/syscalls/hstrerror.cc
diff --git a/native_client_sdk/src/libraries/nacl_io/syscalls/hstrerror.cc b/native_client_sdk/src/libraries/nacl_io/syscalls/hstrerror.cc
deleted file mode 100644
index f1354d934b5228edce8542f93a7cb84aace77283..0000000000000000000000000000000000000000
--- a/native_client_sdk/src/libraries/nacl_io/syscalls/hstrerror.cc
+++ /dev/null
@@ -1,54 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "nacl_io/ossocket.h"
-
-#ifdef PROVIDES_SOCKET_API
-
-#include <sstream>
-#include <string>
-#include "sdk_util/macros.h"
-
-EXTERN_C_BEGIN
-
-const char* hstrerror(int err) {
-  // These error message texts are taken straight from the man page
-  const char* host_not_found_msg =
-    "The specified host is unknown.";
-  const char* no_address_msg =
-    "The requested name is valid but does not have an IP address.";
-  const char* no_recovery_msg =
-    "A nonrecoverable name server error occurred.";
-  const char* try_again_msg =
-    "A temporary error occurred on an authoritative name server. "
-    "Try again later.";
-  const char* internal_msg =
-    "Internal error in gethostbyname.";
-  const char* unknown_msg_base =
-    "Unknown error in gethostbyname: ";
-
-  switch (err) {
-    case HOST_NOT_FOUND:
-      return host_not_found_msg;
-    case NO_ADDRESS:
-      return no_address_msg;
-    case NO_RECOVERY:
-      return no_recovery_msg;
-    case TRY_AGAIN:
-      return try_again_msg;
-    case NETDB_INTERNAL:
-      return internal_msg;
-    default:
-      std::stringstream msg;
-      msg << unknown_msg_base << err << ".";
-
-      static std::string unknown_msg;
-      unknown_msg.assign(msg.str());
-      return unknown_msg.c_str();
-  }
-}
-
-EXTERN_C_END
-
-#endif // PROVIDES_SOCKET_API