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.
   */
  
*** 39,83 ****
  #else
  /*
   * v: high part of a non-zero subnormal |x|; w: low part of |x|
   */
  static int
! ilogb_subnormal(unsigned v, unsigned w) {
          int r = -1022 - 52;
  
          if (v)
                  r += 32;
          else
                  v = w;
          if (v & 0xffff0000)
                  r += 16, v >>= 16;
          if (v & 0xff00)
                  r += 8, v >>= 8;
          if (v & 0xf0)
                  r += 4, v >>= 4;
          v <<= 1;
          return (r + ((0xffffaa50 >> v) & 0x3));
  }
  #endif  /* defined(__x86) */
  
  double
! logb(double x) {
!         int *px = (int *) &x, k = px[HIWORD] & ~0x80000000;
  
          if (k < 0x00100000) {
!                 if ((px[LOWORD] | k) == 0)
                          return (_SVID_libm_err(x, x, 45));
!                 else if ((__xpg6 & _C99SUSv3_logb) != 0) {
  #if defined(__x86)
                          x *= two52;
!                         return ((double) (((px[HIWORD] & 0x7ff00000) >> 20)
!                                 - 1075));
  #else
!                         return ((double) ilogb_subnormal(k, px[LOWORD]));
  #endif
!                 } else
                          return (-1022.0);
!         } else if (k < 0x7ff00000)
!                 return ((double) ((k >> 20) - 1023));
!         else
                  return (x * x);
  }
--- 40,92 ----
  #else
  /*
   * v: high part of a non-zero subnormal |x|; w: low part of |x|
   */
  static int
! ilogb_subnormal(unsigned v, unsigned w)
! {
          int r = -1022 - 52;
  
          if (v)
                  r += 32;
          else
                  v = w;
+ 
          if (v & 0xffff0000)
                  r += 16, v >>= 16;
+ 
          if (v & 0xff00)
                  r += 8, v >>= 8;
+ 
          if (v & 0xf0)
                  r += 4, v >>= 4;
+ 
          v <<= 1;
          return (r + ((0xffffaa50 >> v) & 0x3));
  }
  #endif /* defined(__x86) */
  
  double
! logb(double x)
! {
!         int *px = (int *)&x, k = px[HIWORD] & ~0x80000000;
  
          if (k < 0x00100000) {
!                 if ((px[LOWORD] | k) == 0) {
                          return (_SVID_libm_err(x, x, 45));
!                 } else if ((__xpg6 & _C99SUSv3_logb) != 0) {
  #if defined(__x86)
                          x *= two52;
!                         return ((double)(((px[HIWORD] & 0x7ff00000) >> 20) -
!                             1075));
  #else
!                         return ((double)ilogb_subnormal(k, px[LOWORD]));
  #endif
!                 } else {
                          return (-1022.0);
!                 }
!         } else if (k < 0x7ff00000) {
!                 return ((double)((k >> 20) - 1023));
!         } else {
                  return (x * x);
+         }
  }