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	}			}

	struct uio *			struct uio *
	allocuio(u_int iovcnt)			allocuio(u_int iovcnt)
	{			{
	struct uio *uio;			struct uio *uio;
	int iovlen;			int iovlen;

	KASSERT(iovcnt <= UIO_MAXIOV,
	("Requested %u iovecs exceed UIO_MAXIOV", iovcnt));
	iovlen = iovcnt * sizeof(struct iovec);			iovlen = iovcnt * sizeof(struct iovec);
	uio = malloc(iovlen + sizeof(*uio), M_IOV, M_WAITOK);			uio = malloc(iovlen + sizeof(*uio), M_IOV, M_WAITOK);
	uio->uio_iov = (struct iovec *)(uio + 1);			uio->uio_iov = (struct iovec *)(uio + 1);

	return (uio);			return (uio);
	}			}

	void			void
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