text: /* strdup.c -- return a newly allocated copy of a string
     Copyright (C) 1990 Free Software Foundation, Inc.
  
     This program 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 program 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.
  
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
  
  #if HAVE_CONFIG_H
  #include <config.h>
  #endif
  
  #ifdef STDC_HEADERS
  #include <string.h>
  #include <stdlib.h>
  #else
  char *malloc ();
  char *strcpy ();
  #endif
  
  /* Return a newly allocated copy of STR,
     or 0 if out of memory. */
  
  char *
  strdup (str)
       const char *str;
  {
    char *newstr;
  
    newstr = (char *) malloc (strlen (str) + 1);
    if (newstr)
      strcpy (newstr, str);
    return newstr;
  }
  