or download this
>Bio-SamTools-1.33 user$ perl Build.PL
This module requires samtools 0.1.10 or higher (samtools.sourceforge.n
+et).
...
Set up build environment without MacOSX10.5 SDK (will build i386 binar
+ies)
Created MYMETA.yml and MYMETA.json
Creating new 'Build' script for 'Bio-SamTools' version '1.33'