MFC r317436:
getpagesize(3) cannot fail.

MFC r298303:

Remove trailing whitespace and use `nitems(mib)` instead of `2` when
calling sysctl(3)

Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Use aux vector to get values for SSP canary, pagesize, pagesizes array,
number of host CPUs and osreldate.

This eliminates the last sysctl(2) calls from the dynamically linked image
startup.

No objections from: kan
Tested by: marius (sparc64)
MFC after: 1 month

Per Regents of the University of Calfornia letter, remove advertising
clause.

# If I've done so improperly on a file, please let me know.

Include a couple of headers to ensure consistency between the prototype and
the function definition.

Fix SCM ID's.

Add notice about early use from malloc.c forbidding malloc use from
this function.

Cache the result of getpagesize() so we only make one syscall.
Use getpagesize instead of CLBYTES.

This commit was generated by cvs2svn to compensate for changes in r1573,
which included commits to RCS files with non-trunk default branches.

BSD 4.4 Lite Lib Sources