text: /* @(#)s_signif.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.
   * ====================================================
   */
  
  #include <sys/cdefs.h>
  __FBSDID("$FreeBSD$");
  
  /*
   * significand(x) computes just
   * 	scalb(x, (double) -ilogb(x)),
   * for exercising the fraction-part(F) IEEE 754-1985 test vector.
   */
  
  #include "math.h"
  #include "math_private.h"
  
  double
  significand(double x)
  {
  	return __ieee754_scalb(x,(double) -ilogb(x));
  }
  