-/* Emulate getpagesize on systems that lack it. */
-
-#ifndef HAVE_GETPAGESIZE
-
-#ifdef VMS
-#define getpagesize() 512
-#endif
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-#ifdef _SC_PAGESIZE
-#define getpagesize() sysconf(_SC_PAGESIZE)
-#else
-
-#include <sys/param.h>
-
-#ifdef EXEC_PAGESIZE
-#define getpagesize() EXEC_PAGESIZE
-#else
-#ifdef NBPG
-#define getpagesize() NBPG * CLSIZE
-#ifndef CLSIZE
-#define CLSIZE 1
-#endif /* no CLSIZE */
-#else /* no NBPG */
-#ifdef NBPC
-#define getpagesize() NBPC
-#else /* no NBPC */
-#ifdef PAGESIZE
-#define getpagesize() PAGESIZE
-#endif
-#endif /* NBPC */
-#endif /* no NBPG */
-#endif /* no EXEC_PAGESIZE */
-#endif /* no _SC_PAGESIZE */
-
-#endif /* not HAVE_GETPAGESIZE */
+/* Emulate getpagesize on systems that lack it.
+ Copyright (C) 1986, 1992, 1995, 2001, 2002, 2003, 2004,
+ 2005 Free Software Foundation, Inc.
+
+This file is part of GNU Emacs.
+
+GNU Emacs is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Emacs is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Emacs; see the file COPYING. If not, write to
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
+
+#ifndef HAVE_GETPAGESIZE
+
+# ifdef VMS
+# define getpagesize() 512
+# endif
+
+# ifdef HAVE_UNISTD_H
+# include <unistd.h>
+# endif
+
+# ifdef _SC_PAGESIZE
+# define getpagesize() sysconf(_SC_PAGESIZE)
+# else /* no _SC_PAGESIZE */
+# ifdef HAVE_SYS_PARAM_H
+# include <sys/param.h>
+# ifdef EXEC_PAGESIZE
+# define getpagesize() EXEC_PAGESIZE
+# else /* no EXEC_PAGESIZE */
+# ifdef NBPG
+# define getpagesize() NBPG * CLSIZE
+# ifndef CLSIZE
+# define CLSIZE 1
+# endif /* no CLSIZE */
+# else /* no NBPG */
+# ifdef NBPC
+# define getpagesize() NBPC
+# else /* no NBPC */
+# ifdef PAGESIZE
+# define getpagesize() PAGESIZE
+# endif /* PAGESIZE */
+# endif /* no NBPC */
+# endif /* no NBPG */
+# endif /* no EXEC_PAGESIZE */
+# else /* no HAVE_SYS_PARAM_H */
+# define getpagesize() 8192 /* punt totally */
+# endif /* no HAVE_SYS_PARAM_H */
+# endif /* no _SC_PAGESIZE */
+
+#endif /* no HAVE_GETPAGESIZE */
+
+/* arch-tag: ff6206e3-97e2-4763-923a-e84bf28eabbc
+ (do not change this comment) */