text: 
  /* @(#)w_log.c 1.3 95/01/18 */
  /*
   * ====================================================
   * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
   *
   * Developed at SunSoft, a Sun Microsystems, Inc. business.
   * Permission to use, copy, modify, and distribute this
   * software is freely granted, provided that this notice 
   * is preserved.
   * ====================================================
   */
  
  /*
   * wrapper FDLIBM_log(x)
   */
  
  #include "fdlibm.h"
  
  
  #ifdef __STDC__
  	double FDLIBM_log(double x)		/* wrapper log */
  #else
  	double FDLIBM_log(x)			/* wrapper log */
  	double x;
  #endif
  {
  #ifdef _IEEE_LIBM
  	return FDLIBM___ieee754_log(x);
  #else
  	double z;
  	z = FDLIBM___ieee754_log(x);
  	if(_LIB_VERSION == _IEEE_ || FDLIBM_isnan(x) || x > 0.0) return z;
  	if(x==0.0)
  	    return FDLIBM___kernel_standard(x,x,16); /* FDLIBM_log(0) */
  	else 
  	    return FDLIBM___kernel_standard(x,x,17); /* FDLIBM_log(x<0) */
  #endif
  }
  