anchor.diff:        linux;
     };
   }) x
  -
  
positive.code:   glib, libxml2, pcre, avahi,
    readline, ncurses, expat,
    zlib, pkgconfig, which,
    perl,
    db_dir ? "/var/lib/4store"
    , ...}:
  builderDefsPackage
  (a :  
  
negative.code:   doFixConfigure = a.fullDepEntry ''
      sed -e 's@#! */bin/bash@#! ${a.stdenv.shell}@' -i configure
      find . -name Makefile -exec sed -e "s@/usr/local@$out@g" -i '{}' ';'
      
      sed -e 's@/var/lib/4store@${db_dir}@g' -i src/common/params.h src/utilities/*
      sed -e '/FS_STORE_ROOT/d' -i src/utilities/Makefile*
    '' ["minInit" "doUnpack"];
  
    fixInterpreter = (a.doPatchShebangs "$out/bin");
  