base: port1.0/portlivecheck.tcl: Replace ev[ai]l with Tcl expand operator
base: port1.0/portlivecheck.tcl: Replace ev[ai]l with Tcl expand operator

git-svn-id: 620571fa9b4bd0cbce9a0cf901e91ef896adbf27@119680 d073be05-634f-4543-b044-5fe20cf6d1d6

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