The pkg_version -c output will now call for a "make clean" before and after the port build/install.  The former cleans up "dirty" port work directories that happen to be lying around, and the latter cleans up after we're done so that they won't trip up someone else.
The pkg_version -c output will now call for a "make clean" before and
after the port build/install.  The former cleans up "dirty" port work
directories that happen to be lying around, and the latter cleans up
after we're done so that they won't trip up someone else.

PR:		ports/25106
Submitted by:	tim@bishnet.net, nik, mwm@mired.org

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