+#ifdef PCI_OS_SYLIXOS
+#include <endian.h>
+#endif
+
+#ifdef PCI_OS_DJGPP
+ #define BIG_ENDIAN 4321
+ #define LITTLE_ENDIAN 1234
+ #define BYTE_ORDER LITTLE_ENDIAN
+#endif
+
+#if !defined(BYTE_ORDER)
+#error "BYTE_ORDER not defined for your platform"
+#endif
+