anchor.diff:          export CPP="cpp -idirafter ${unpack}/include-glibc -B${unpack}"
           export CC="gcc -idirafter ${unpack}/include-glibc -B${unpack} -Wl,-dynamic-linker,$ldlinux -Wl,-rpath,${unpack}/lib"
           export CXX="g++ -idirafter ${unpack}/include-glibc -B${unpack} -Wl,-dynamic-linker,$ldlinux -Wl,-rpath,${unpack}/lib"
  -        
  +
           echo '#include <stdio.h>' >> foo.c
           echo '#include <limits.h>' >> foo.c
           echo 'int main() { printf("Hello World\n"); return 0; }' >> foo.c
  
positive.code:       buildInputs = [nukeReferences cpio];
  
        buildCommand = ''
  	set -x
          mkdir -p $out/bin $out/lib $out/libexec
  
          # Copy what we need of Glibc.
  
negative.code:     '';
    };
  
    build =
  
      stdenv.mkDerivation {
        name = "build";
  