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43 lines
741 B
C
43 lines
741 B
C
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#ifdef BSD
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#ifndef BSD4_1
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#define HAVE_GETPAGESIZE
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#endif
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#endif
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#ifndef HAVE_GETPAGESIZE
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#ifdef VMS
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#define getpagesize() 512
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef _SC_PAGESIZE
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#define getpagesize() sysconf(_SC_PAGESIZE)
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#else
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#ifdef EXEC_PAGESIZE
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#define getpagesize() EXEC_PAGESIZE
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#else
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#ifdef NBPG
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#define getpagesize() NBPG * CLSIZE
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#ifndef CLSIZE
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#define CLSIZE 1
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#endif /* no CLSIZE */
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#else /* no NBPG */
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#define getpagesize() NBPC
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#endif /* no NBPG */
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#endif /* no EXEC_PAGESIZE */
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#else /* !HAVE_SYS_PARAM_H */
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#define getpagesize() 8192 /* punt totally */
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#endif /* !HAVE_SYS_PARAM_H */
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#endif /* no _SC_PAGESIZE */
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#endif /* not HAVE_GETPAGESIZE */
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