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// Specific definitions for Darwin -*- C++ -*-
 
// Copyright (C) 2004, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
 
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
 
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.
 
 
#ifndef _GLIBCXX_OS_DEFINES
#define _GLIBCXX_OS_DEFINES 1
 
// System-specific #define, typedefs, corrections, etc, go here.  This
// file will come before all others.
 
/* Darwin has the pthread routines in libSystem, which every program
   links to, so there's no need for weak-ness for that.  */
#define _GLIBCXX_GTHREAD_USE_WEAK 0
 
// On Darwin, in order to enable overriding of operator new and delete,
// GCC makes the definition of these functions weak, relies on the
// loader to implement weak semantics properly, and uses
// -flat_namespace to work around the way that it doesn't.
#define _GLIBCXX_WEAK_DEFINITION __attribute__ ((weak))
 
#endif