#if defined(linux)
#include <endian.h>
+#elif defined(__sun)
+#include <sys/isa_defs.h>
#else
#include <machine/endian.h>
#endif
+#ifdef LITTLE_ENDIAN
#define ATA_BYTE_ORDER LITTLE_ENDIAN
+#elif defined(BIG_ENDIAN)
+#define ATA_BYTE_ORDER BIG_ENDIAN
+#elif defined(_LITTLE_ENDIAN)
+#define ATA_BYTE_ORDER 1
+#define LITTLE_ENDIAN 1
+#elif defined(_BIG_ENDIAN)
+#define ATA_BYTE_ORDER 0
+#define LITTLE_ENDIAN 1
+#else
+#error "No endianess defined"
+#endif
/*
* Drive parameter structure for ATA/ATAPI.