-/* mman.h 5.1 82/07/17 */
-
-#if vax
-#define PAGESIZE 1024
-#endif
-
-#if sun
-#define PAGESIZE 2048
-#endif
-
-/* protections are chosen from these bits, or-ed together */
-#define PROT_READ 0x1 /* pages can be read */
-#define PROT_WRITE 0x2 /* pages can be written */
-#define PROT_EXEC 0x4 /* pages can be executed */
-
-/* sharing types: choose either SHARED or PRIVATE */
-#define MAP_SHARED 1 /* share changes */
-#define MAP_PRIVATE 2 /* changes are private */
-
-/* advice to madvise */
-#define MADV_NORMAL 0 /* no further special treatment */
-#define MADV_RANDOM 1 /* expect random page references */
-#define MADV_SEQUENTIAL 2 /* expect sequential page references */
-#define MADV_WILLNEED 3 /* will need these pages */
-#define MADV_DONTNEED 4 /* dont need these pages */
+/*-
+ * Copyright (c) 1982, 1986 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ * @(#)mman.h 7.5 (Berkeley) 6/27/91
+ */
+
+/*
+ * Protections are chosen from these bits, or-ed together
+ */
+#define PROT_READ 0x04 /* pages can be read */
+#define PROT_WRITE 0x02 /* pages can be written */
+#define PROT_EXEC 0x01 /* pages can be executed */
+
+/*
+ * Flags contain mapping type, sharing type and options.
+ * Mapping type; choose one
+ */
+#define MAP_FILE 0x0001 /* mapped from a file or device */
+#define MAP_ANON 0x0002 /* allocated from memory, swap space */
+#define MAP_TYPE 0x000f /* mask for type field */
+
+/*
+ * Sharing types; choose one
+ */
+#define MAP_COPY 0x0020 /* "copy" region at mmap time */
+#define MAP_SHARED 0x0010 /* share changes */
+#define MAP_PRIVATE 0x0000 /* changes are private */
+
+/*
+ * Other flags
+ */
+#define MAP_FIXED 0x0100 /* map addr must be exactly as requested */
+#define MAP_NOEXTEND 0x0200 /* for MAP_FILE, don't change file size */
+#define MAP_HASSEMPHORE 0x0400 /* region may contain semaphores */
+#define MAP_INHERIT 0x0800 /* region is retained after exec */
+
+/*
+ * Advice to madvise
+ */
+#define MADV_NORMAL 0 /* no further special treatment */
+#define MADV_RANDOM 1 /* expect random page references */
+#define MADV_SEQUENTIAL 2 /* expect sequential page references */
+#define MADV_WILLNEED 3 /* will need these pages */
+#define MADV_DONTNEED 4 /* dont need these pages */
+
+#ifndef KERNEL
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+/* Some of these int's should probably be size_t's */
+caddr_t mmap __P((caddr_t, size_t, int, int, int, off_t));
+int mprotect __P((caddr_t, int, int));
+int munmap __P((caddr_t, int));
+int msync __P((caddr_t, int));
+__END_DECLS
+
+#endif /* !KERNEL */