readv
ret = readv(be->fd, iov, iovcnt);
len = readv(sock->vss_conn_fd, &iov, n);
ret = (uint32_t)readv(file->ff_fd, req->lr_data_iov, (int)niov);
bytes = readv(fd, str->iovCur, str->iovCurCount);
int readv(int, struct iovec *, int);
ssize_t readv(int, struct iovec *, int);
/* 121 */ SYSENT_CL("readv", readv, 3),
extern ssize_t readv(int, const struct iovec *, int);
return (readv(fdes, (void *)(uintptr_t)iovp, iovcnt));