11210 libm should be cstyle(1ONBLD) clean

*** 20,42 ****
   */
  
  /*
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
   */
  /*
   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #pragma weak __log2f = log2f
  
  #include "libm.h"
  
  float
! log2f(float x) {
  #if defined(FPADD_TRAPS_INCOMPLETE_ON_NAN)
          if (isnanf(x))
                  return (x * x);
          else
  #endif
!         return ((float) log2((double) x));
  }
--- 20,44 ----
   */
  
  /*
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
   */
+ 
  /*
   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
  #pragma weak __log2f = log2f
  
  #include "libm.h"
  
  float
! log2f(float x)
! {
  #if defined(FPADD_TRAPS_INCOMPLETE_ON_NAN)
          if (isnanf(x))
                  return (x * x);
          else
  #endif
!         return ((float)log2((double)x));
  }