kc3-lang/SDL/src/libm/s_fabs.c

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• Hash : b72938c8
  Author :
  Date : 2015-04-20T12:22:44
  

  Windows: Always set the system timer resolution to 1ms by default. An existing hint lets apps that don't need the timer resolution changed avoid this, to save battery, etc, but this fixes several problems in timing, audio callbacks not firing fast enough, etc. Fixes Bugzilla #2944.

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• src/libm/s_fabs.c

• /* @(#)s_fabs.c 5.1 93/09/24 */
  /*
   * ====================================================
   * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
   *
   * Developed at SunPro, a Sun Microsystems, Inc. business.
   * Permission to use, copy, modify, and distribute this
   * software is freely granted, provided that this notice
   * is preserved.
   * ====================================================
   */
  
  #if defined(LIBM_SCCS) && !defined(lint)
  static const char rcsid[] =
      "$NetBSD: s_fabs.c,v 1.7 1995/05/10 20:47:13 jtc Exp $";
  #endif
  
  /*
   * fabs(x) returns the absolute value of x.
   */
  
  #include "math_libm.h"
  #include "math_private.h"
  
  libm_hidden_proto(fabs)
  #ifdef __STDC__
       double fabs(double x)
  #else
       double fabs(x)
       double x;
  #endif
  {
      u_int32_t high;
      GET_HIGH_WORD(high, x);
      SET_HIGH_WORD(x, high & 0x7fffffff);
      return x;
  }
  
  libm_hidden_def(fabs)
  

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