cd HTTP-Tiny-0.013 PERL514 $ perl Makefile.PL Checking if your kit is complete... Looks good Warning: PERL_LIB (../lib/5.14.2) seems not to be a perl library directory (strict.pm not found) at /export/home/a273121/test/perl5/elsewhere/perl/lib/5.14.2/ExtUtils/MM_Unix.pm line 1735. Have /export/home/a273121/test/perl5/elsewhere/perl/lib/5.14.2/aix-64int Want ../lib/5.14.2/aix-64int Your perl and your Config.pm seem to have different ideas about the architecture they are running on. Perl thinks: [aix-64int] Config says: [aix-64int] This may or may not cause problems. Please check your installation of perl if you have problems building this extension. Writing Makefile for HTTP::Tiny Writing MYMETA.yml PERL514 $ PERL514 $ make make: Cannot find a rule to create target ../lib/5.14.2/aix-64int/Config.pm from dependencies. Stop.