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  1. /****************************************************************************
  2. *
  3. *                            Open Watcom Project
  4. *
  5. *    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
  6. *
  7. *  ========================================================================
  8. *
  9. *    This file contains Original Code and/or Modifications of Original
  10. *    Code as defined in and that are subject to the Sybase Open Watcom
  11. *    Public License version 1.0 (the 'License'). You may not use this file
  12. *    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
  13. *    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
  14. *    provided with the Original Code and Modifications, and is also
  15. *    available at www.sybase.com/developer/opensource.
  16. *
  17. *    The Original Code and all software distributed under the License are
  18. *    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  19. *    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
  20. *    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
  21. *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
  22. *    NON-INFRINGEMENT. Please see the License for the specific language
  23. *    governing rights and limitations under the License.
  24. *
  25. *  ========================================================================
  26. *
  27. * Description:  Common clib initialization code.
  28. *
  29. ****************************************************************************/
  30.  
  31.  
  32. #include "variety.h"
  33. #include <stdio.h>
  34. #include <stdlib.h>
  35. #include <io.h>
  36. #if defined(__DOS_386__) && !defined(__OSI__)
  37. #elif defined(__OS2__)
  38. #elif defined(__WINDOWS_386__) || defined(__NT__)
  39. #endif
  40.  
  41. #if defined(__OS2__)
  42. #endif
  43.  
  44. #if defined(__DOS_386__) && !defined(__OSI__)
  45. #endif
  46.  
  47. void    __CommonInit( void )
  48. /**************************/
  49. {
  50. #if !defined(__NETWARE__) && !defined(__NT__)
  51.     _amblksiz = 32 * 1024;      /* set minimum memory block allocation */
  52. #endif
  53.  
  54. #if defined(__DOS_386__) && !defined(__OSI__)
  55.     /*
  56.      * If we are running under DOS/4G then we need to page lock interrupt
  57.      * handlers (since we could be running under VMM).
  58.      */
  59.     if (!_IsPharLap() && (__DPMI_hosted() == 1))
  60.     {
  61.         DPMILockLinearRegion((long)&__GETDSStart_,
  62.             ((long)&__GETDSEnd_ - (long)&__GETDSStart_));
  63.     }
  64. #endif
  65. }
  66.