#include <machine/bswap.h>
#else
-#ifdef HAVE_BYTESWAP_H
+#ifdef CONFIG_BYTESWAP_H
#include <byteswap.h>
#else
(uint64_t)(((uint64_t)(__x) & (uint64_t)0xff00000000000000ULL) >> 56) )); \
})
-#endif /* !HAVE_BYTESWAP_H */
+#endif /* !CONFIG_BYTESWAP_H */
static inline uint16_t bswap16(uint16_t x)
{