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- /* This file is part of XEmacs.
-
- XEmacs 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.
-
- XEmacs 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 XEmacs; see the file COPYING. If not, write to the Free
- Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Synched up with: FSF 19.28. */
-
- /* Emulate getpagesize on systems that lack it. */
-
- #if 0
- #ifdef __hpux
- #include <sys/types.h>
- static size_t getpagesize() { return( 4096 ); }
- #define HAVE_GETPAGESIZE
- #endif
- #endif
-
- #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 */
- #if (defined (sparc) && defined (USG)) || defined (SOLARIS2)
- #define getpagesize() PAGESIZE
- #else /* not Solaris 2 */
- #ifdef NBPC
- #define getpagesize() NBPC
- #else /* no NBPC */
- #ifdef PAGESIZE
- #define getpagesize() PAGESIZE
- #endif
- #endif /* NBPC */
- #endif /* not Solaris 2 */
- #endif /* no NBPG */
- #endif /* no EXEC_PAGESIZE */
- #endif /* _SC_PAGESIZE */
- #endif /* not HAVE_GETPAGESIZE */
-
-