fails on Config.pm due to some race condition. This'll turn what would
otherwise be a bad/good report into skip.
# Correct makefile for newer GNU gcc
perl -ni -we 'print unless /<(?:built-in|command)/' makefile x2p/makefile
# if you just need miniperl, replace test_prep with miniperl
- make -j4 test_prep
+ make test_prep
[ -x ./perl ] || exit 125
./perl -Ilib ~/testcase.pl
ret=$?