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Avoid syscall for _SC_PAGESIZE.
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Authored by trasz on Nov 14 2018, 5:20 PM.
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Summary

Make sysconf(_SC_PAGESIZE) return the value from getpagesize(3).
That avoids a syscall - getpagesize(3) gets the value from the ELF
aux strings.

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rS FreeBSD src repository - subversion
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