11210 libm should be cstyle(1ONBLD) clean

*** 20,29 ****
--- 20,30 ----
   */
  
  /*
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
   */
+ 
  /*
   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
*** 42,66 ****
  #pragma weak __log2l = log2l
  
  #include "libm.h"
  #include "longdouble.h"
  
! static const long double
!         zero    = 0.0L,
          half    = 0.5L,
          one     = 1.0L,
          invln2  = 1.442695040888963407359924681001892137427e+0000L;
  
  long double
! log2l(long double x) {
          int n;
  
          if (x == zero || !finitel(x))
                  return (logl(x));
          n = ilogbl(x);
          if (n < 0)
                  n += 1;
          x = scalbnl(x, -n);
          if (x == half)
                  return (n - one);
          return (n + invln2 * logl(x));
  }
--- 43,72 ----
  #pragma weak __log2l = log2l
  
  #include "libm.h"
  #include "longdouble.h"
  
! static const long double zero = 0.0L,
          half = 0.5L,
          one = 1.0L,
          invln2 = 1.442695040888963407359924681001892137427e+0000L;
  
  long double
! log2l(long double x)
! {
          int n;
  
          if (x == zero || !finitel(x))
                  return (logl(x));
+ 
          n = ilogbl(x);
+ 
          if (n < 0)
                  n += 1;
+ 
          x = scalbnl(x, -n);
+ 
          if (x == half)
                  return (n - one);
+ 
          return (n + invln2 * logl(x));
  }