function wclines { awk '{x[$0]++}END{for (i in x) print x[i]"\t"i}'; }; export -f wclines
function ulimitme { ulimit -m 100000 -d 150000 -v 200000; }; export -f ulimitme
-eval "function grep { ( ulimitme; `which grep` "'"$@"'"; ); }"; export -f grep
+function grep { ( ulimitme; `which grep` "$@"; ); }; export -f grep
ulimit -c 0