11210 libm should be cstyle(1ONBLD) clean

*** 16,28 ****
--- 16,30 ----
   * fields enclosed by brackets "[]" replaced with your own identifying
   * information: Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   */
+ 
  /*
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
   */
+ 
  /*
   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
*** 35,73 ****
  
  #include "libm.h"
  
  #if defined(__i386) && !defined(__amd64) && (!defined(__FLT_EVAL_METHOD__) || \
          __FLT_EVAL_METHOD__ != 0)
  extern enum fp_precision_type __swapRP(enum fp_precision_type);
  #define DECLRP(x)       enum fp_precision_type x;
  #define SWAPRP(new, x)  x = __swapRP(new);
  #define RESTRP(x)       (void) __swapRP(x);
  #else
  #define DECLRP(x)
  #define SWAPRP(new, x)
  #define RESTRP(x)
  #endif
  
! static const double
!         two52 = 4503599627370496.0,
!         zero = 0.0,
!         one = 1.0;
  
  double
! rint(double x) {
          DECLRP(rp)
          double  t, w;
          int     ix, hx;
  
          ix = ((int *)&x)[HIWORD];
          hx = ix & ~0x80000000;
  
          if (hx >= 0x43300000)
                  return (x * one);
!         t = (ix < 0)? -two52 : two52;
          SWAPRP(fp_double, rp)           /* set precision mode to double */
          w = x + t;                      /* x+sign(x)*2**52 rounded */
          RESTRP(rp)                      /* restore precision mode */
          if (w == t)
!                 return ((ix < 0)? -zero : zero);
          return (w - t);
  }
--- 37,78 ----
  
  #include "libm.h"
  
  #if defined(__i386) && !defined(__amd64) && (!defined(__FLT_EVAL_METHOD__) || \
          __FLT_EVAL_METHOD__ != 0)
+ 
  extern enum fp_precision_type __swapRP(enum fp_precision_type);
+ 
  #define DECLRP(x)               enum fp_precision_type x;
  #define SWAPRP(new, x)          x = __swapRP(new);
  #define RESTRP(x)               (void) __swapRP(x);
  #else
  #define DECLRP(x)
  #define SWAPRP(new, x)
  #define RESTRP(x)
  #endif
  
! static const double two52 = 4503599627370496.0, zero = 0.0, one = 1.0;
  
  double
! rint(double x)
! {
          DECLRP(rp)
          double t, w;
          int ix, hx;
  
          ix = ((int *)&x)[HIWORD];
          hx = ix & ~0x80000000;
  
          if (hx >= 0x43300000)
                  return (x * one);
! 
!         t = (ix < 0) ? -two52 : two52;
          SWAPRP(fp_double, rp)           /* set precision mode to double */
          w = x + t;                      /* x+sign(x)*2**52 rounded */
          RESTRP(rp)                      /* restore precision mode */
+ 
          if (w == t)
!                 return ((ix < 0) ? -zero : zero);
! 
          return (w - t);
  }