104     struct iovec vec[2];  in fuse_reply()  local
111     vec[0].iov_base = &hdr;  in fuse_reply()
112     vec[0].iov_len = sizeof(hdr);  in fuse_reply()
113     vec[1].iov_base = /* const_cast */(void*)(data);  in fuse_reply()
114     vec[1].iov_len = len;  in fuse_reply()
116     res = writev(fd->ffd, vec, 2);  in fuse_reply()
300     struct iovec vec[3];  in handle_read()  local
323     vec[0].iov_base = &outhdr;  in handle_read()
324     vec[0].iov_len = sizeof(outhdr);  in handle_read()
346         vec[1].iov_base = fd->block_data + block_offset;  in handle_read()
347         vec[1].iov_len = size;  in handle_read()
354         vec[1].iov_base = fd->extra_block;  in handle_read()
355         vec[1].iov_len = fd->block_size - block_offset;  in handle_read()
359         vec[2].iov_base = fd->block_data;  in handle_read()
360         vec[2].iov_len = size - vec[1].iov_len;  in handle_read()
364     if (writev(fd->ffd, vec, vec_used) < 0) {  in handle_read()