system mkdir => '-p' => @dirs

##</code><code>##

    system 'mkdir', '-p', @dirs

##</code><code>##

system mkdir => '-m 775' => '-p' => @dirs;

##</code><code>##

system 'mkdir', '-m', '775', '-p', @dirs;

##</code><code>##

system mkdir => -m => 775, -p => @dirs;

##</code><code>##

system "mkdir -m 775 -p @dirs";