NAME
	IEEEDPLog10 -- compute logarithm base 10 of a number

   SYNOPSIS
	  x   = IEEEDPLog10(  y  );
	d0/d1	            d0/d1

	double	x,y;

   FUNCTION
	Compute the logarithm base 10 of y in IEEE double precision

   INPUTS
	y - IEEE double precision floating point value

   RESULT
	x - IEEE double precision floating point value

   BUGS

   SEE ALSO
	IEEEDPLog()