options/glibc: Define more endian macros
# define LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__
# define BIG_ENDIAN __ORDER_BIG_ENDIAN__
# define PDP_ENDIAN __ORDER_PDP_ENDIAN__
+
+# define __BYTE_ORDER __BYTE_ORDER__
+# define __LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__
+# define __BIG_ENDIAN __ORDER_BIG_ENDIAN__
+# define __PDP_ENDIAN __ORDER_PDP_ENDIAN__
#else
# error "Unsupported compiler"
#endif
