anchor.diff:        "--with-persistent-directory=/var/lib/net-snmp"
       ];
   
  -  buildInputs = [ file openssl ];
  +  buildInputs = [ file openssl perl ];
   
     enableParallelBuilding = true;
   
  
positive.code: { stdenv, fetchurl, file, openssl }:
  
  stdenv.mkDerivation rec {
    name = "net-snmp-5.7.1";
  
negative.code:     sha256 = "07qqdgs3flraqccwry4a4x23jcg6vfi0rqj7clsibdv51ijwjwbw";
    };
  
    preConfigure =
      ''
        perlversion=$(perl -e 'use Config; print $Config{version};')
        perlarchname=$(perl -e 'use Config; print $Config{archname};')
        installFlags="INSTALLSITEARCH=$out/lib/perl5/site_perl/$perlversion/$perlarchname INSTALLSITEMAN3DIR=$out/share/man/man3"
      '';
  
    configureFlags =
      [ "--with-default-snmp-version=3"
        "--with-sys-location=Unknown"
  