Fetching with LWP:  ftp://ftp.ring.gr.jp/pub/lang/perl/CPAN/authors/id/K/KW/KWILLIAMS/CHECKSUMSprompt function called without an argument at /usr/share/perl/5.8/ExtUtils/MakeMaker.pm line 131        ExtUtils::MakeMaker::prompt('undef') called at /usr/local/share/perl/5.8.7/CPAN.pm line 2638

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いけたりいけなかったりする