#define __BIG_ENDIAN 4321
#define __PDP_ENDIAN 3412
+#if defined(__GNUC__) && defined(__BYTE_ORDER__)
+#define __BYTE_ORDER __BYTE_ORDER__
+#else
#include <bits/endian.h>
+#endif
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#include <stdint.h>
-static inline uint16_t __bswap16(uint16_t __x)
+#if __STDC_VERSION__ >= 199901L
+inline
+#endif
+static uint16_t __bswap16(uint16_t __x)
{
return __x<<8 | __x>>8;
}
-static inline uint32_t __bswap32(uint32_t __x)
+#if __STDC_VERSION__ >= 199901L
+inline
+#endif
+static uint32_t __bswap32(uint32_t __x)
{
return __x>>24 | __x>>8&0xff00 | __x<<8&0xff0000 | __x<<24;
}
-static inline uint64_t __bswap64(uint64_t __x)
+#if __STDC_VERSION__ >= 199901L
+inline
+#endif
+static uint64_t __bswap64(uint64_t __x)
{
return __bswap32(__x)+0ULL<<32 | __bswap32(__x>>32);
}