anchor.diff:    };
   
     coreutils = useFromStdenv (stdenv ? coreutils) stdenv.coreutils
  -  (import ../tools/misc/coreutils {
  -    inherit fetchurl stdenv;
  -  });
  +    (import ../tools/misc/coreutils {
  +      inherit fetchurl stdenv;
  +    });
   
     coreutilsDiet = (import ../tools/misc/coreutils-diet) {
       inherit fetchurl stdenv dietgcc perl;
     };
   
     findutils = useFromStdenv (stdenv ? findutils) stdenv.findutils
  -  (import ../tools/misc/findutils {
  -    inherit fetchurl stdenv coreutils;
  -  });
  +    (import ../tools/misc/findutils {
  +      inherit fetchurl stdenv coreutils;
  +    });
   
     findutilsWrapper = (import ../tools/misc/findutils-wrapper) {
       inherit stdenv findutils;
  
positive.code:    
    ### SHELLS
  
    bash = useFromStdenv (stdenv ? bash) stdenv.bash (import ../shells/bash {
      inherit fetchurl stdenv;
    });
  
    tcsh = (import ../shells/tcsh) {
      inherit fetchurl stdenv ncurses;
  
negative.code:   patch = useFromStdenv (stdenv ? patch) stdenv.patch
      (if stdenv.system == "powerpc-darwin" then null else gnupatch);
  
    gnused = useFromStdenv (stdenv ? gnused) stdenv.gnused
      (import ../tools/text/gnused {
        inherit fetchurl stdenv;
      });
  
    gnugrep = useFromStdenv (stdenv ? gnugrep) stdenv.gnugrep
      (import ../tools/text/gnugrep {
        inherit fetchurl stdenv pcre;
      });
  
    gawk = useFromStdenv (stdenv ? gawk) stdenv.gawk
      (import ../tools/text/gawk {
        inherit fetchurl stdenv;
      });
  
    groff = (import ../tools/text/groff) {
      inherit fetchurl stdenv;
  