4 #include <inttypes.h>
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9 void *iov_base; /* Base address of a memory region for input or output */
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10 size_t iov_len; /* The size of the memory pointed to by iov_base */
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13 ssize_t readv(int fildes, const struct iovec *iov, int iovcnt);
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14 ssize_t writev(int fildes, const struct iovec *iov, int iovcnt);
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16 #endif /* SYS_UIO_H */
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