bind-dev.tcz
   bind.tcz
      libxml2.tcz
         liblzma.tcz
      openssl-1.0.0.tcz
      libcap.tcz
         libattr.tcz
   libxml2-dev.tcz
      libxml2-bin.tcz
         libxml2.tcz
            liblzma.tcz
      liblzma-dev.tcz
         liblzma.tcz
   openssl-1.0.0-dev.tcz