
For some reason, the Mk/macports.autoconf.mk file is not included if the called target is 'distclean',
but such behavior leaves the 'SHLIB_SUFFIX' variable undefined and therefore the library is left behind
when distcleaning.

git-svn-id: dc463f922b716f8a7bf91846309830e794c23801@24475 d073be05-634f-4543-b044-5fe20cf6d1d6

danchr/macports-base,neverpanic/macports-base,neverpanic/macports-base,macports/macports-base,danchr/macports-base,macports/macports-base