-#if defined(vax) || defined(ns32000) || defined(sun386) || defined(__i386__) || \
- defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
- defined(__alpha__) || defined(__alpha)
-#define BYTE_ORDER LITTLE_ENDIAN
+#if defined(__i386__) || defined(__x86_64__) || defined(__amd64__) || \
+ defined(vax) || defined(ns32000) || defined(sun386) || \
+ defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
+ defined(__alpha__) || defined(__alpha)
+#define BYTE_ORDER LITTLE_ENDIAN