anchor.diff:  #
   #  libdv = callPackage ../development/libraries/libdv { };
   #
  -#  libdvbpsi = callPackage ../development/libraries/libdvbpsi { };
  +  libdvbpsi = callPackage ../development/libraries/libdvbpsi { };
   #
   #  libdwg = callPackage ../development/libraries/libdwg { };
   #
  
positive.code: libtheora = callPackage ../development/libraries/libtheora { };
  #
  libtiff = callPackage ../development/libraries/libtiff { };
  #
  #  libtiger = callPackage ../development/libraries/libtiger { };
  #
  #  libtommath = callPackage ../development/libraries/libtommath { };
  #
  
negative.code: #
  #  libdbusmenu_qt = callPackage ../development/libraries/libdbusmenu-qt { };
  #
    libdc1394 = callPackage ../development/libraries/libdc1394 { };
  
    libdiscid = callPackage ../development/libraries/libdiscid { };
  #
  #  libdivsufsort = callPackage ../development/libraries/libdivsufsort { };
  