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      1 /* Invoke unistd-like functions, but avoid some glitches.
      2 
      3    Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
      4 
      5    This program is free software; you can redistribute it and/or modify
      6    it under the terms of the GNU General Public License as published by
      7    the Free Software Foundation; either version 2, or (at your option)
      8    any later version.
      9 
     10    This program is distributed in the hope that it will be useful,
     11    but WITHOUT ANY WARRANTY; without even the implied warranty of
     12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13    GNU General Public License for more details.
     14 
     15    You should have received a copy of the GNU General Public License
     16    along with this program; if not, write to the Free Software Foundation,
     17    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
     18 
     19 /* Written by Paul Eggert.  */
     20 
     21 int dup_safer (int);
     22 int fd_safer (int);
     23 int pipe_safer (int[2]);
     24