use ExtUtils::MakeMaker; my $opt = '-O3 -funroll-loops -fomit-frame-pointer -fschedule-insns2 -Os -fno-strength-reduce -Wall -pipe'; WriteMakefile( 'NAME' => 'Crypt::TC18', 'VERSION_FROM' => 'TC18.pm', 'PREREQ_PM' => {}, 'AUTHOR' => 'Julius C. Duque', 'LIBS' => [''], 'DEFINE' => '', 'INC' => '-I.', 'OPTIMIZE' => $opt, 'dist' => {'COMPRESS' => 'gzip -9f', 'SUFFIX' => 'gz'} );