banan-os/libc/include/sys/uio.h

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#ifndef _SYS_UIO_H
#define _SYS_UIO_H 1
// https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_uio.h.html
#include <sys/cdefs.h>
__BEGIN_DECLS
#define __need_size_t
#define __need_ssize_t
#include <sys/types.h>
struct iovec
{
void* iov_base; /* Base address of a memory region for input or output. */
size_t iov_len; /* The size of the memory pointed to by iov_base. */
};
ssize_t readv(int fildes, const struct iovec* iov, int iovcnt);
ssize_t writev(int fildes, const struct iovec* iov, int iovcnt);
__END_DECLS
#endif