text: /*
   * Copyright (c) 1993 Martin Birgmeier
   * All rights reserved.
   *
   * You may redistribute unmodified or modified versions of this source
   * code provided that the above copyright notice and this and the
   * following conditions are retained.
   *
   * This software is provided ``as is'', and comes with no warranties
   * of any kind. I shall in no event be liable for anything that happens
   * to anyone/anything when using this software.
   */
  
  #include <sys/cdefs.h>
  __FBSDID("$FreeBSD$");
  
  #include "rand48.h"
  
  double
  erand48(unsigned short xseed[3])
  {
  	_dorand48(xseed);
  	return ldexp((double) xseed[0], -48) +
  	       ldexp((double) xseed[1], -32) +
  	       ldexp((double) xseed[2], -16);
  }
  