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.
   */
  
*** 37,66 ****
  #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) */
  
  static int
! raise_invalid(int v) {  /* SUSv3 requires ilogb(0,+/-Inf,NaN) raise invalid */
  #ifndef lint
          if ((__xpg6 & _C99SUSv3_ilogb_0InfNaN_raises_invalid) != 0) {
                  static const double zero = 0.0;
                  volatile double dummy __unused;
  
--- 38,73 ----
  #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) */
  
  static int
! raise_invalid(int v)    /* SUSv3 requires ilogb(0,+/-Inf,NaN) raise invalid */
! {
  #ifndef lint
          if ((__xpg6 & _C99SUSv3_ilogb_0InfNaN_raises_invalid) != 0) {
                  static const double zero = 0.0;
                  volatile double dummy __unused;
  
*** 69,92 ****
  #endif
          return (v);
  }
  
  int
! ilogb(double x) {
!         int *px = (int *) &x, k = px[HIWORD] & ~0x80000000;
  
          if (k < 0x00100000) {
!                 if ((px[LOWORD] | k) == 0)
                          return (raise_invalid(0x80000001));
!                 else {
  #if defined(__x86)
                          x *= two52;
                          return (((px[HIWORD] & 0x7ff00000) >> 20) - 1075);
  #else
                          return (ilogb_subnormal(k, px[LOWORD]));
  #endif
                  }
!         } else if (k < 0x7ff00000)
                  return ((k >> 20) - 1023);
!         else
                  return (raise_invalid(0x7fffffff));
  }
--- 76,101 ----
  #endif
          return (v);
  }
  
  int
! ilogb(double x)
! {
!         int *px = (int *)&x, k = px[HIWORD] & ~0x80000000;
  
          if (k < 0x00100000) {
!                 if ((px[LOWORD] | k) == 0) {
                          return (raise_invalid(0x80000001));
!                 } else {
  #if defined(__x86)
                          x *= two52;
                          return (((px[HIWORD] & 0x7ff00000) >> 20) - 1075);
  #else
                          return (ilogb_subnormal(k, px[LOWORD]));
  #endif
                  }
!         } else if (k < 0x7ff00000) {
                  return ((k >> 20) - 1023);
!         } else {
                  return (raise_invalid(0x7fffffff));
+         }
  }