-#elif defined(WIN32)
-/* Swap bytes in 16 bit value. */
-# define __bswap_constant_16(x) \
- ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
-
-# if defined __GNUC__ && __GNUC__ >= 2
-# define __bswap_16(x) \
- (__extension__ \
- ({ register unsigned short int __v; \
- if (__builtin_constant_p (x)) \
- __v = __bswap_constant_16 (x); \
- else \
- __asm__ __volatile__ ("rorw $8, %w0" \
- : "=r" (__v) \
- : "0" ((unsigned short int) (x)) \
- : "cc"); \
- __v; }))
-# else
-/* This is better than nothing. */
-# define __bswap_16(x) __bswap_constant_16 (x)
-# endif
-
-/* Swap bytes in 32 bit value. */
-# define __bswap_constant_32(x) \
- ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \
- (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24))
-
-# if defined __GNUC__ && __GNUC__ >= 2
-/* To swap the bytes in a word the i486 processors and up provide the
- `bswap' opcode. On i386 we have to use three instructions. */
-# if !defined __i486__ && !defined __pentium__ && !defined __pentiumpro__
-# define __bswap_32(x) \
- (__extension__ \
- ({ register unsigned int __v; \
- if (__builtin_constant_p (x)) \
- __v = __bswap_constant_32 (x); \
- else \
- __asm__ __volatile__ ("rorw $8, %w0;" \
- "rorl $16, %0;" \
- "rorw $8, %w0" \
- : "=r" (__v) \
- : "0" ((unsigned int) (x)) \
- : "cc"); \
- __v; }))
-# else
-# define __bswap_32(x) \
- (__extension__ \
- ({ register unsigned int __v; \
- if (__builtin_constant_p (x)) \
- __v = __bswap_constant_32 (x); \
- else \
- __asm__ __volatile__ ("bswap %0" \
- : "=r" (__v) \
- : "0" ((unsigned int) (x))); \
- __v; }))
-# endif
-# else
-# define __bswap_32(x) __bswap_constant_32 (x)
-# endif
-
-# if defined __GNUC__ && __GNUC__ >= 2
-/* Swap bytes in 64 bit value. */
-# define __bswap_constant_64(x) \
- ((((x) & 0xff00000000000000ull) >> 56) \
- | (((x) & 0x00ff000000000000ull) >> 40) \
- | (((x) & 0x0000ff0000000000ull) >> 24) \
- | (((x) & 0x000000ff00000000ull) >> 8) \
- | (((x) & 0x00000000ff000000ull) << 8) \
- | (((x) & 0x0000000000ff0000ull) << 24) \
- | (((x) & 0x000000000000ff00ull) << 40) \
- | (((x) & 0x00000000000000ffull) << 56))
-
-# define __bswap_64(x) \
- (__extension__ \
- ({ union { __extension__ unsigned long long int __ll; \
- unsigned long int __l[2]; } __w, __r; \
- if (__builtin_constant_p (x)) \
- __r.__ll = __bswap_constant_64 (x); \
- else \
- { \
- __w.__ll = (x); \
- __r.__l[0] = __bswap_32 (__w.__l[1]); \
- __r.__l[1] = __bswap_32 (__w.__l[0]); \
- } \
- __r.__ll; }))
-# else
-# define __bswap_64(i) \
- (u64)((__bswap_32((i) & 0xffffffff) << 32) | \
- __bswap_32(((i) >> 32) & 0xffffffff ))
-# endif
-
-#else /* NTOHL_IN_SYS_PARAM_H || WIN32 */