text: /****************************************************************************
   ****************************************************************************
   ***
   ***   This header was automatically generated from a Linux kernel header
   ***   of the same name, to make information necessary for userspace to
   ***   call into the kernel available to libc.  It contains only constants,
   ***   structures, and macros generated from the original header, and thus,
   ***   contains no copyrightable information.
   ***
   ****************************************************************************
   ****************************************************************************/
  #ifndef _LINUX_BYTEORDER_SWABB_H
  #define _LINUX_BYTEORDER_SWABB_H
  
  #define ___swahw32(x)  ({   __u32 __x = (x);   ((__u32)(   (((__u32)(__x) & (__u32)0x0000ffffUL) << 16) |   (((__u32)(__x) & (__u32)0xffff0000UL) >> 16) ));  })
  #define ___swahb32(x)  ({   __u32 __x = (x);   ((__u32)(   (((__u32)(__x) & (__u32)0x00ff00ffUL) << 8) |   (((__u32)(__x) & (__u32)0xff00ff00UL) >> 8) ));  })
  
  #define ___constant_swahw32(x)   ((__u32)(   (((__u32)(x) & (__u32)0x0000ffffUL) << 16) |   (((__u32)(x) & (__u32)0xffff0000UL) >> 16) ))
  #define ___constant_swahb32(x)   ((__u32)(   (((__u32)(x) & (__u32)0x00ff00ffUL) << 8) |   (((__u32)(x) & (__u32)0xff00ff00UL) >> 8) ))
  
  #ifndef __arch__swahw32
  #define __arch__swahw32(x) ___swahw32(x)
  #endif
  #ifndef __arch__swahb32
  #define __arch__swahb32(x) ___swahb32(x)
  #endif
  
  #ifndef __arch__swahw32p
  #define __arch__swahw32p(x) __swahw32(*(x))
  #endif
  #ifndef __arch__swahb32p
  #define __arch__swahb32p(x) __swahb32(*(x))
  #endif
  
  #ifndef __arch__swahw32s
  #define __arch__swahw32s(x) do { *(x) = __swahw32p((x)); } while (0)
  #endif
  #ifndef __arch__swahb32s
  #define __arch__swahb32s(x) do { *(x) = __swahb32p((x)); } while (0)
  #endif
  
  #if defined(__GNUC__) && defined(__OPTIMIZE__)
  #define __swahw32(x)  (__builtin_constant_p((__u32)(x)) ?   ___swahw32((x)) :   __fswahw32((x)))
  #define __swahb32(x)  (__builtin_constant_p((__u32)(x)) ?   ___swahb32((x)) :   __fswahb32((x)))
  #else
  #define __swahw32(x) __fswahw32(x)
  #define __swahb32(x) __fswahb32(x)
  #endif
  
  #ifdef __BYTEORDER_HAS_U64__
  #endif
  #endif
  