$ perl -v | grep ^This
This is perl, v5.8.3 built for i486-linux
$ perl -V:gccversion
gccversion='3.3.2';
$ perl -V:config_args
config_args='-de -Dprefix=/usr -Dcccdlflags=-fPIC -Dinstallprefix=/usr -Doptimize=-O3 -march=i486 -mcpu=i686 -Darchname=i486-linux';