anchor.diff:  
     buildInputs = stdenv.lib.optional (gccCross != null) gccCross;
   
  +  enableParallelBuilding = true;
  +
     installPhase = ''
       mkdir -p $out
       make PREFIX=$out VERBOSE=1 install ${crossMakeFlag}
  
positive.code:     # Derivations may check for the existance of this attribute, to know what to link to.
      inherit libiconv;
    };
    
    meta = {
      homepage = http://www.uclibc.org/;
      description = "A small implementation of the C library";
  
negative.code: 
              if test -z "$NAME"; then
                  continue
              fi
  
              echo "parseconfig: removing $NAME"
  