#if defined _WIN32

MVMint64 MVM_platform_lseek(int fd, MVMint64 offset, int origin);

MVMint64 MVM_platform_unlink(const char *pathname);

int MVM_platform_fsync(int fd);

#else

#define MVM_platform_lseek lseek

#define MVM_platform_unlink unlink

#define MVM_platform_fsync fsync

#endif

#if defined(__APPLE__) || defined(__Darwin__)

short MVM_platform_is_fd_seekable(int fd);

#else

#define MVM_platform_is_fd_seekable(x) (MVM_platform_lseek((x), 0, SEEK_CUR) != -1)

#endif