As result of this, a new examples package is now created.
Note, this is only effective with 'SHARED=copies' (the default),
as the 'SHARED=symlinks' mechanism will create a symlink to the
source tree version of the file(s).
Sponsored by: The FreeBSD Foundation
This particular program attempts to use the TSC to measure how long
certainly libpmc operations take. Depending on the quality of
the rdtsc() macro on a particular architecture this may work
more or less well.