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#ifndef PORTABLE_ENDIAN_H
#define PORTABLE_ENDIAN_H
// source - https://stackoverflow.com/questions/20813028/endian-h-not-found-on-mac-osx
#ifdef __APPLE__
#include <machine/endian.h>
#include <libkern/OSByteOrder.h>
#define htobe16(x) OSSwapHostToBigInt16(x)
#define htole16(x) OSSwapHostToLittleInt16(x)
#define be16toh(x) OSSwapBigToHostInt16(x)
#define le16toh(x) OSSwapLittleToHostInt16(x)
#define htobe32(x) OSSwapHostToBigInt32(x)
#define htole32(x) OSSwapHostToLittleInt32(x)
#define be32toh(x) OSSwapBigToHostInt32(x)
#define le32toh(x) OSSwapLittleToHostInt32(x)
#define htobe64(x) OSSwapHostToBigInt64(x)
#define htole64(x) OSSwapHostToLittleInt64(x)
#define be64toh(x) OSSwapBigToHostInt64(x)
#define le64toh(x) OSSwapLittleToHostInt64(x)
#define __BIG_ENDIAN BIG_ENDIAN
#define __LITTLE_ENDIAN LITTLE_ENDIAN
#define __BYTE_ORDER BYTE_ORDER
#else
#include <endian.h>
#endif /* __APPLE__ */
#endif /* PORTABLE_ENDIAN_H */