Mold.fgrep old.fgrep.c /^main(argc, argv)$/ cfail old.fgrep.c /^cfail() {$/ cgotofn old.fgrep.c /^cgotofn() {$/ execute old.fgrep.c /^execute(file)$/ getargc old.fgrep.c /^getargc()$/ overflo old.fgrep.c /^overflo() {$/