anchor.diff:  #
   #  libpqxx = callPackage ../development/libraries/libpqxx { };
   #
  -#  libproxy = callPackage ../development/libraries/libproxy { };
  +  libproxy = callPackage ../development/libraries/libproxy { };
   #
   #  libpseudo = callPackage ../development/libraries/libpseudo { };
   #
  
positive.code: #
  #  corkscrew = callPackage ../tools/networking/corkscrew { };
  #
  #  cpio = callPackage ../tools/archivers/cpio { };
  #
  #  crackxls = callPackage ../tools/security/crackxls { };
  #
  
negative.code: #
  #  mktorrent = callPackage ../tools/misc/mktorrent { };
  #
    modemmanager = callPackage ../tools/networking/modemmanager {};
  #
  #  modsecurity_standalone = callPackage ../tools/security/modsecurity { };
  #
  