diff --git a/usr.bin/xlint/arch/aarch64/targparam.h b/usr.bin/xlint/arch/aarch64/targparam.h
new file mode 100644
index 000000000000..fa034505d2de
--- /dev/null
+++ b/usr.bin/xlint/arch/aarch64/targparam.h
@@ -0,0 +1,50 @@
+/* $NetBSD: targparam.h,v 1.1 2014/08/10 05:47:38 matt Exp $ */
+
+/*-
+ * Copyright (c) 2014 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Machine-dependent target parameters for lint1.
+ */
+#include "lp64.h"
+
+/*    
+ * Should be set to 1 if the difference of two pointers is of type long
+ * or the value of sizeof is of type unsigned long.  Note this MUST be
+ * kept in sync with the compiler!
+ */     
+
+#define	PTRDIFF_IS_LONG		1
+#define	SIZEOF_IS_ULONG		1
+
+#define	FLOAT_SIZE		(4 * CHAR_BIT)
+#define	DOUBLE_SIZE		(8 * CHAR_BIT)
+#define	LDOUBLE_SIZE		(16 * CHAR_BIT)
+
+#define	ENUM_SIZE		(4 * CHAR_BIT)