4 #define __LITTLE_ENDIAN 1234
5 #define __BIG_ENDIAN 4321
6 #define __PDP_ENDIAN 3412
8 #include <bits/endian.h>
10 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
11 #define BIG_ENDIAN __BIG_ENDIAN
12 #define LITTLE_ENDIAN __LITTLE_ENDIAN
13 #define PDP_ENDIAN __PDP_ENDIAN
14 #define BYTE_ORDER __BYTE_ORDER