SKIP: { eval { require List::BinarySearch; List::BinarySearch->import('binsearch') }; skip "List::BinarySearch not installed", 2 if $@; # a bunch of tests } #### Use of uninitialized value $a in string eq at t/010-sysinfo.t line 62. Use of uninitialized value $b in string eq at t/010-sysinfo.t line 62. Can't call method "binsearch" without a package or object reference at t/010-sysinfo.t line 62. #### Use of uninitialized value $a in string eq at t/010-sysinfo.t line 60. Use of uninitialized value $b in string eq at t/010-sysinfo.t line 60. Can't call method "List::BinarySearch::binsearch" without a package or object reference at t/010-sysinfo.t line 60.