+/*
+ * BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN are only defined on Linux
+ * if __USE_BSD is defined. Force their definition.
+ */
+#ifndef BYTE_ORDER
+#define BYTE_ORDER __BYTE_ORDER
+#endif
+
+#ifndef LITTLE_ENDIAN
+#define LITTLE_ENDIAN __LITTLE_ENDIAN
+#endif
+
+#ifndef BIG_ENDIAN
+#define BIG_ENDIAN __BIG_ENDIAN
+#endif
+
+#ifndef FLOAT_WORD_ORDER
+#ifdef __FLOAT_WORD_ORDER
+#define FLOAT_WORD_ORDER __FLOAT_WORD_ORDER
+#else /* __FLOAT_WORD_ORDER */
+#define FLOAT_WORD_ORDER BYTE_ORDER
+#endif /* __FLOAT_WORD_ORDER */
+#endif /* FLOAT_WORD_ORDER */
+