serf-dev.tcz
   serf.tcz
      apr-util.tcz
         apr.tcz
         expat2.tcz
      openssl.tcz
         ca-certificates.tcz
   apr-util-dev.tcz
      apr-util.tcz
         apr.tcz
         expat2.tcz
      apr-dev.tcz
         apr.tcz
      expat2-dev.tcz
         expat2.tcz
   openssl-dev.tcz
      openssl.tcz
         ca-certificates.tcz