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endianness.h (432B)

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#ifndef _ENDIANNESS_H_
#define _ENDIANNESS_H_

#if defined( __linux__) || defined( __APPLE__ ) || defined( __OpenBSD__ )
#  if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#    define IS_LITTLE_ENDIAN
#  elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#    define IS_BIG_ENDIAN
#  else
#    error "I can't tell what byte order this machine uses"
#  endif
#elif defined( _WIN32 )
#  define IS_LITTLE_ENDIAN
#endif

#endif // _ENDIANNESS_H_